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Showing posts with the label planet

Choosing Planets

Let's turn our imagination to the edge and do something different today. We can call it a thought experiment, a childish game, a daydream, science fiction, pure fantasy, or whatever we want, but let's move the boundaries far away from Earth, far away from our solar system, even farther from our galaxy, and do something wild.

Let's choose a planet.

Or, to be more precise, let's select one in the vastness of the cosmos and move away from this Earth and start new life. Of course, in daydreams we are allowed to do this just because the imagination is what our species differs from others on Earth.

Ok, to begin this little endeavor, we need a little astronomy to start with. What we know for sure is that our galaxy alone contains more than 200 billion stars, the majority of them not so different from our Sun, and by using a basic statistical study based on the planet finder's microlensing technique, there are approximately 100 billion planets orbiting them. Perhaps more. Multiply that by a factor of billions of galaxies in our universe, and you'll get that there are far more Earth twins out there than living people on Earth. There are planets for everybody's taste. So let's start with the planet's basic properties.

Choosing the World

It has to be huge, much bigger than Earth, maybe twice as big in size or even more, to harbor as many people as Earth today and still have plenty of room for many more. To be something like in Canada's distant regions today with only up to a thousand people per square kilometer. However, its composition must be radically different than Earth's, as, in my imagination, it has to maintain gravity more or less like the third rock from the Sun. After all, I don't like to move there and look ridiculously dysfunctional when it comes to, say, simple walking. So fewer heavy elements inside, please, and let it be around the famous, well-known number of 9.81. More or less. So no radical changes when gravity is in question, but I would choose the one with radically fewer water layers than we are familiar with within here. Don't get me wrong, I do like water, and I would like to have plenty of it all over the place, but with no oceans or large seas. Rivers are ok in any variety, lakes too, and small seas are also fine, but please no oceans. Nobody needs that. Hey, it's my planet; if you like oceans, find your own, or don't move anywhere; there are lots of oceans here.

Basically, there must be one giant continent in Norway's style with lots of rivers and lakes and small seas with large bays and calm weather. One rotation cycle could be a little longer than Earth's, but not so much over 30 hours. You can't get rid of old habits that easily. Like Earth, it needs to have a slightly tilted rotation axis to provide longer seasons and temperature changes over the year, with a revolution over the main star similar to the one in Mars or approximately twice as long as Earth's. Earth-like atmosphere and its greenhouse effect would provide a temperature range over the year to be a little milder compared to our native planet, maybe no less than -10°C in harsh winters and no higher than +30°C in summers. A tilted axis and position within the habitable zone of the mother star would also provide no big differences between the planet's equator and pole regions. What else? Oh yes, it has to be protected with both a strong magnetic field and a couple of perfectly positioned giant outer planets from both radiation and looney asteroids and comets. It could also be part of a binary star system, where the second star could also provide additional protection when it comes to violent cataclysmic events in the neighborhood. Last and surely not least, it has to be green all over the place. Extremely suitable for cultivation of various kinds of anything possible. The geography of the planet could be variable with both long valleys and mountains, just like in our home yard.

Humanoids by Star Trek "design"

Do you like my paradise so far? In a way, it was not hard to set the basic astronomical properties of the star system and planet itself. However, a bigger challenge comes with defining the demographics of the planet. You might not like it anymore after I continue and say that I would like the planet to be colonized without any domesticated intelligent species. Why? First of all, it wouldn't be right to find a desirable planet along with at least one dominating intelligent species already evolved there. It would be like colonizing the Americas and killing or putting the population into reservations. We've been there. It's just wrong. Secondly, and probably even more important, is that I would like to share it with other intelligent species. Preferably humanoids. Not mandatory, though. That way neither would be in a position to set a flag and say, "This is mine; everybody else is not looking like me; go away". Basically, in my vision, everyone intelligent who would like to come and build a house is welcome at any time as long as they sign some sort of "sharing" agreement. Something similar to the Antarctic Treaty System we are having here on Earth. Basically, the colonization idea would be comparable to the Earth back in dinosaur time, when all the aliens missed the opportunity to colonize it when no domestic intelligent species existed to claim it for itself. Or they didn't miss it at all, and we are actually them and have never been native to this planet.

So how would all that sharing look like, and what kind of civilization am I talking about? There are so-called Kardashev scales defining possible civilizations out there, dividing them into Types I, II, and III, and it, by definition, represents a method of measuring a civilization's level of technological advancement based on the amount of usable energy they have at their disposal. All three types are far away from the civilization of humans as we know it today, and all three are suitable as potential residents for my planet. By the way, let's call it in further text "M." Accidentally, although I first thought of my first name's initial, it is titled more accurately according to the planet's classification seen in Gene Roddenberry's Star Trek. Anyway, the point of using high-end civilization in my story is that young civilizations like ours are simply not suitable. Why? Several reasons, actually. First, it seems that a big amount of mutual tolerance is needed for the sharing principle I have in mind. All desirable intelligent species have to be evolutionary mature and unburdened by racial, religious, and any other interspecies differences. Additionally, the population must be technologically advanced. The system on the planet would be as simple as possible; there would be no countries nor any kind of political organization, no governments of any kind, nothing like on the third rock of our solar system. There will be just one institution, planetary-based, with just one treaty where all colonists have to sign, and it should be pretty simple. If you want to live there, you would have to choose the land that is free and yet unoccupied, claim it yours, and the only condition to keep it is to produce zero waste outside of its boundaries. Otherwise, you can do whatever you want with it—create your dream house, build a school, trade market, entertainment facility, anything at all—as long as you play fair in relation to others.

ISS 3D Printer and first 'emailed' socket wrench

There will be no cities, as the technology at everybody's disposal would provide transportation to the most distant part of the planet easily, safely, and fast. I see smaller settlements, though, based on their mutual benefits and relations. There will be no sports, at least not in the form of the ones we know on Earth. It would be extremely unfair to play, for example, basketball involving multiple species with different masculine properties. However, the technology sports would survive, like races or any kind of recreational activities. Advanced technology in everybody's home would provide planetary and interplanetary networks of various communications; there would be no need for many supporting factories except for basic ingredients, as home computers would be equipped with state-of-the-art 3D printers capable of producing both simple tools and complex machines. The same home computer would also be able to use food replicators for creating food and food supplements. I don't like the existing concept of killing other species and using them for food. Cultivation and planting are perfectly ok, and each household would possess its own greenhouse for growing appropriate food, but I expect high-end civilizations in evolutionary terms would solve "the meat" problem, and I am not talking about a vegetarian diet.

Of course, the main star system would be well explored, with several outposts built for several purposes, along with mining outer moons, other planets, and asteroids in search of all necessary ingredients for planetary life, along with a variety of orbital activities for planetary residents, including entertainment.

Unfortunately, choosing a world to move is still just a dream. Reality still resides far in the future. Nevertheless, I wonder if such a world already exists out there in a far, far... You know.

Image ref:
https://3dprint.com/32269/made-in-space-emails-wrench/

Refs:
http://hubblesite.org/newscenter/archive/releases/2012/07/full/
http://en.wikipedia.org/wiki/Antarctic_Treaty_System
http://www.nasa.gov/audience/foreducators/k-4/features/F_Measuring_Gravity_With_Grace.html
http://en.wikipedia.org/wiki/Kardashev_scale
http://en.wikipedia.org/wiki/Class_M_planet
http://www.imdb.com/name/nm0734472/

What is Intelligent Life?

I remember reading an article in the Guardian last year with the title "Our galaxy may contain billions of planets with the same mass as Earth". Surely, it is a valid scientific guess as it is, but if it is really true, my first thought would be that intelligent life as we know it (assuming we are intelligent species) is as rare as we can imagine. If they are not, the big question is: why are we still not able to detect any single proof of their existence or are they still not eaten by some violent alien species? The only logical answer that we are first one walks on the edge of impossibility to me. Most likely we are missing something important—a discovery as important as fire was.


While this statement is still accurate and generally speaking plausible, let's think a little more about it. So to start with the original statement, are there really that many planets with Earth-like properties in our galaxy? Ever since I read the Drake equation for the first time (shown above), I couldn't get rid of the feeling that nothing spectacular I could conclude from it. Come on, really, this is just another scientific speculation at best, as we simply don't have any valuable information about star systems other than our own. Not until the recent year did we have any observations of local star clusters related to potential planets. The only scientific data coming in this regard is the one from the Kepler mission, and after two and a half years, it still didn't find a single hint of an Earth-like planet. Yes, this is just the beginning, and Kepler spacecraft only searches for changes in brightness of the nearby stars looking for planets, but still there is nothing so far. Just giant Jupiter-size or super massive rocky planets. I wanted to sound optimistically, but I would expect at least one stable candidate in these 2.5 years of Kepler's. Maybe it is there in scientific data still waiting to be revealed, or maybe those giant planets harbor Pandora's like satellites? Or nothing's there? Future will tell.

Next, there is a common interpretation that life-supporting planets exist in large numbers, but intelligent life is rare, or we are by some rare possibility the first one. As this sounds plausible on first glance, it is not. We simply have this one-time experience with Earth where one single cell needed almost one billion years to evolve and almost three billions for the first multicellular creatures to arrive, not to mention that the first plant evolved only half a billion years ago. So, a life-supporting planet or satellite requires many billions of years of evolution, not many times interrupted with cataclysmic events. If we take this for granted, then it seems that complex life, as we are, needs a small amount of time, astronomically speaking, compared to less complex ones like trees or grass. Therefore, again astronomically speaking, if we find a greenish environment on some planet, the chances to find intelligent life on that planet in some sort of statistical existence are pretty big.


Ok, what's next? Oh yes, intelligent life... Is that what we are? Are these Hawking famous sayings right? "Primitive life is very common, and intelligent life is fairly rare. Some would say it has yet to occur on Earth". If you ask me, it is only half right. I'd say if primitive life is common, then complex life could be common as well, but the second statement is pretty much accurate. I don't want to sound pathetically, semi-scientifically, or too philosophically here, but there is a simple fact that what differs humans from animals is that big rational brain of ours. On the other end, what is pretty much similar to animal life is that still hyperactive emotional or reptilian part of our inner head. I am not sure what the next centuries will bring to us, but it will be either further development of the rational brain at the expense of the emotional one or the vice versa.

I am not saying that we must completely suppress emotions like Vulcans or try to augment people to reach this goal, but I am 100% sure that all human misbehavior today, like wars, global crises, hunger there and overfilled bellies here, cultural or religion-based animosity between people, relatives, or neighbors, is simply caused by a reptilian complex deeply hidden in the center of the human brain. Of course, I really can't imagine living a life without emotions at all, but simply put, this part of human beings should not be in charge over reason. It's proven too dangerous so many times.


So, in a nutshell, as soon as this part of the brain evolves down under the border of no return, I guess we should not call ourselves intelligent species. Until then, it is unwise for some interstellar species to give us technology to leave the Earth—the chances that we would use it for star wars are bigger than we would go to the next level and use it for peaceful exploration of the solar system and beyond.

The last and probably the most important from my original statement last year was the hint that we were missing something important, like a fire-like breakthrough discovery. Is that what we are missing—some space technology or a warp drive? Sure, this is the necessity; we definitely can't populate other planets or go interstellar with nowadays rockets, but in today's spirit, it seems that it is definitely something that will help our rational brain to become the real boss in our heads. Only then can we step further and say that intelligent life finally emerged on Earth. Only then can we say that our railguns are only made for mining the asteroids and not for killing people because they look different.

Is this possible?

Sure, if we are spared by some major cataclysmic event within the next couple of centuries or if we don't create one ourselves. I have all my hopes in the evolutionary process but also little doubts as well. But, when the day is bright and cheerful, I also have all my hopes that tomorrow humanity will overpass this current stage of evolution and head for something more.

Image credits:
http://eugenius330.deviantart.com/art/Message-413092189

Search for habitable planets:
http://kepler.nasa.gov/

Refs:
http://www.guardian.co.uk/science/2010/oct/28/galaxy-planets-mass-earth-life
http://en.wikipedia.org/wiki/Timeline_of_evolution
http://www.bibliotecapleyades.net/sumer_anunnaki/reptiles/reptiles14.htm
http://www.dailygalaxy.com/stephen-hawking-no-biological-life.html
http://www.activemind.com/Mysterious/Topics/seti/drake_equation.html

Scientific Copenhagen

Do you have that strange feeling when you are about to visit new city abroad and little afraid of what you would stumble to when it come to simple things? Like how to use metro line or how to buy a bus ticket or how to identify your next destination? Or how to book your flight back to your home? Or how to handle a simple dilemma of should you exchange the money to the local currency or is it wise to put your card in every ATM or any other 'slot' machine on your way?

Hello™ at Microsoft Campus Days, 2014

Ericsson, a Swedish multinational provider of communications technology and services, has the answer for you. And me too. Last week, I took my entire family to the trip to Copenhagen for both, business and pleasure hours in the Danish capital. During my previous visits I didn't have much time for tourism and any off work activity for that matter. So I took a little research this time and Ericsson's "Networked Society City Index" helped a lot. Within the well-developed ICT infrastructure, economy and social development as well as environmental progress, Copenhagen is located in the top five within the NSC index, among 31 well developed worldwide cities. After our visit we left Denmark with a feeling that everything, or most of it, went perfectly smooth and applied IT were extremely helpful, simple and useful. Unified communications (UC), integrated into people's business life from within smart gadgets and laptop computers were also big part of it and I can proudly say that, in a way, I took a part in active development of Rackpeople's* Hello™ for Microsoft® Lync® - UC software that integrates with Microsoft's Lync and Exchange and presents video conferencing within a single click on wide variety of screens and devices. The business part of last week Copenhagen's trip was to visit Microsoft Campus Days where Hello™ had a big feature presentation and successfully presented what it can do in current edition. From developer's point of view I have a good feeling that this project will have long life with plenty of room for more versions in the future especially if Skype and Lync integrate and create space for non-business users as well.

However, Copenhagen, beside business side of the medal has plenty more to offer. History, arts, sport and music events, amusement parks, museums, royal and naval sites, shopping streets and malls, restaurants, walks along the canals, sightseeing from the sea and many more, but this time we chose to glimpse the city's unique scientific side. With seven years old boy in our small family, along with me, being a big fan of science and skeptical society, our stay was really special. If you add a last week's Black Friday hysteria, which brought enormous smile on my wife's face all-day-long, I can safely say that we spent one of those memorable times you never forget.

The Rundetårn, a 17th-century astronomical observatory**

The very first day we went to see Rundetårn, almost 400 years old observatory, built by king Christian IV, after first major success of naked-eye astronomical observation of planetary motion, performed by famous astronomer Tycho Brahe. His incredibly accurate measurement of 6 planets motion at the time, was used by Johannes Kepler after Tycho's death in 1601 and for the first time in astronomy, three laws of planetary motion were established, including the one that all planets in Solar system move in elliptical orbits with the Sun at a focus. Even though, there are still suspicious thoughts about honest relations between Brahe and Kepler and even uncleared circumstances related to Tycho's death (traces of mercury in hairs from his beard was found in 1901 autopsy), these two colorful characters of the early 17th century made crucial contributions to our understanding of the universe, including discovery of the Newton's law of gravity which was direct outcome from Kepler's laws.

Anyway, the Round Tower in the heart of Copenhagen is still active and one of the oldest functioning astronomy observatory. The dome is 6.75 meters high and 6 meters in diameter and contains a refracting telescope with 80–450x magnification with equatorial mount. Without elevator and stairs, walking up and down its unique 209 meters long spiral ramp that spins 7.5 times is something special I never saw before. Not to mention we had opportunity to look through the 'scope with two very friendly astronomers who warmly welcomed us and patiently answered all the questions we had.

Apollo 17's moon rock

Next stop in our astronomy tour was Tycho Brahe Planetarium. It is located not too far away from the observatory and hosts 'The Space Theater' with 1000 square meters dome-shaped screen and seeing a giant 3D Earth rotating in front of you or 30+ meters high mammoths in "Titans of the Ice Age" is the experience you don't want to miss. They also hosted a "A Journey through Space" program and permanent exhibition with meteor specimens and one of the largest moon rocks from Apollo 17 mission (in the above image).

Science is not science if you don't experiment in the lab and to have at least a feeling of what scientists do on daily bases, you have to visit Experimentarium City. Main exhibition, last week was "The Brain", with tons of posts waiting to be explored and played with. Needless to say, my favorite was the game with cool name "Mindball" - in which you have to push the ball only by using brain wave sensors. The more you are relaxed and focused, the more it will get into your control and move in desired direction.

Mindball - moving the ball with brain activity

If you like to have your brain scanned and to see which part is activated when you move fingers or if you want to see really cool optical illusions or to learn more about scientific facts and how stuff works or to play memory games or ... simply to experience a great family time, visiting Experimentarium City is mandatory.

Finally, no trip to Copenhagen would be aloud to have 'scientific' adjective in title without visiting national aquarium and the zoo. Opened last year, Den Blå Planet, National Aquarium Denmark, located near to Copenhagen's airport in Kastrup is something you would need to see to believe. Especially if you came from the continental country like Serbia. Equally interesting was the zoo, who went viral earlier this year when they decided to euthanize Marius, the young giraffe, because of a duty to avoid inbreeding, approved by European Breeding Programme for Giraffes. Right or wrong, it is not mine to say, but we humans are responsible for the health of the animal life and at least it is a good thing that there are scientific organizations that are taking breeding of animal species seriously. Anyway, perhaps the best impression in both wild animals and fish exhibitions, to me were their climate controlled environments - in the zoo their "Tropical section" with jungle climate conditions and in case of the aquarium it's "Amazonian region" with tropical plant life, strange looking fish and lots of piranhas.

The Little Mermaid

Finally, I want to thank all my coworkers at Rackpeople for having a good time on and off the office, especially Lasse who invited us for a visit and opportunity to spend my yearly bonus in Copenhagen. Trips like this are also one great opportunity to learn more about the country and region you are visiting and I mean not just about the sites, history, monuments and other attractions, but also about people, hospitality and friendship. Sometimes, the result is more than you hope for.. Sometimes less. Perhaps the best advice when you are visiting abroad, no matter if you are doing it as a pure tourist or within a business agenda, or both, is to leave high expectations at home. Nevertheless, Copenhagen is one great corner of the world, more than worthwhile to visit and this scientific side I wanted to show in this post is something not many cities in the world can offer.

Image references:
Scientific Copenhagen, 2014

References:
* http://www.rackpeople.com/
http://www.ericsson.com/res/docs/2013/ns-city-index-report-2013.pdf
** http://en.wikipedia.org/wiki/Rundetårn
http://www.rundetaarn.dk/en/
http://en.wikipedia.org/wiki/Tycho_Brahe
http://newsfeed.time.com/2012/11/17/was-tycho-brahe-poisoned