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DavidDvorkin

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3. They'd know a lot about each other even before achieving spaceflight

Wed Feb 22, 2017, 02:30 PM

Feb 2017

Any intelligent life on those planets would know a lot about the other worlds from observation and perhaps listening to radio signals. They would probably be in contact with each other by radio even before being able to travel back and forth -- and travel would be much more feasible than in the solar system.

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Major Discovery! 7 Earth-Size Alien Planets Circle Nearby Star [View all] brooklynite Feb 2017 OP

Trump to take credit Friend or Foe Feb 2017 #1

I get just a whiff of "please don't cut our budget" off this show. Orsino Feb 2017 #6

I hope Trump doesn't figure out that we have a space program. lagomorph777 Feb 2017 #11

Oh they're already planning on more or less eliminating the Earth Science Division. briv1016 Feb 2017 #31

Yeah, can't have people seeing the alternative to "Alternative Facts" lagomorph777 Feb 2017 #57

Complains that he would have won the popular vote if not for too many aliens voting. moda253 Feb 2017 #17

Why not? pressbox69 Feb 2017 #48

k and r...nt Stuart G Feb 2017 #2

They'd know a lot about each other even before achieving spaceflight DavidDvorkin Feb 2017 #3

I am watching this live feed, PoindexterOglethorpe Feb 2017 #4

Bettter photo..... riversedge Feb 2017 #5

Very clear illustration! lagomorph777 Feb 2017 #10

I could not wrap my head around the mock ups in the OP. Lovely and so exciting (this discovery) riversedge Feb 2017 #14

what's with the smoke, spilled water and feathers? Blue_Tires Feb 2017 #30

Steam...shows those planets are hot, boils water off. BlancheSplanchnik Feb 2017 #33

I assume this is supposed to indicate the closer ones are steamy, the middle ones have liquid water Fast Walker 52 Feb 2017 #43

If you were a Trappist, and you knew something about . . FairWinds Feb 2017 #7

My Dad was a Trappist... lagomorph777 Feb 2017 #9

Trump will probably want to see his visa . . FairWinds Feb 2017 #12

I doubt it MFM008 Feb 2017 #51

I thought about us going in and destroying life and resources there. BlancheSplanchnik Feb 2017 #34

That is amazing! Kimchijeon Feb 2017 #8

only 40 light years Ohioblue22 Feb 2017 #13

only until the warp-drive goes fully operational. nt msanthrope Feb 2017 #23

Paging Dr. Alcubierre. n/t MicaelS Feb 2017 #39

Their astronomers probably feel sorry for us N77VG Feb 2017 #15

How do we build a wall ... Martin Eden Feb 2017 #16

Google"Dyson sphere" JHB Feb 2017 #40

No need Martin Eden Feb 2017 #42

Big! harun Feb 2017 #18

I wonder what the radiation is like in that neighborhood Sen. Walter Sobchak Feb 2017 #19

The star is a red dwarf the size of Jupiter. MicaelS Feb 2017 #38

@ the speed of light it would only take 78 yearas round trip Botany Feb 2017 #20

Nanu Nanu! True Dough Feb 2017 #26

A common misconception psychopomp Feb 2017 #47

But what if they had cable hook up? Botany Feb 2017 #55

This really worries me. Seven planets the right size and location to support life? tclambert Feb 2017 #21

Yep. Maybe someone has built a zoo to keep us in. hunter Feb 2017 #25

exhibit will be called elmac Feb 2017 #27

One of those is the dinosaur planet. hunter Feb 2017 #32

If one is populated by dinosaurs, it should be named Ireta csziggy Feb 2017 #35

Pack extra underwear and socks. My somewhat rusty math says justhanginon Feb 2017 #22

I wonder how soon we could send out a generation ship? csziggy Feb 2017 #37

Vulcans have already been there Bayard Feb 2017 #24

Don't let the Koch Bros or our new Sec. of State know. They will want to send people to mine and appleannie1943 Feb 2017 #28

Probably the best news I'll hear all month derby378 Feb 2017 #29

This is the solar system that Firefly the science fiction series is set in exboyfil Feb 2017 #36

They're probably tidally locked, but yeah, this is definitely a Firefly like solar system. joshcryer Feb 2017 #41

All earths lasers should be turned on to fire off Morse code type messages directed at the system Baclava Feb 2017 #44

I visited a Trappist Monestary once. They made cookies and butter. miyazaki Feb 2017 #45

I was born and raised on one of them. Wish I could go back. olddad56 Feb 2017 #46

Soon... Beartracks Feb 2017 #49

Man. Wonder what the gravitational effects on the planets would be like, yagotme Feb 2017 #50

Astrologers' heads would explode! csziggy Feb 2017 #58

Don't know, yagotme Feb 2017 #59

Those planets would give a whole new scale to geologic time! csziggy Feb 2017 #60

I'm not so sure that I would want to be the person viewing them. yagotme Feb 2017 #61

I bet if a ship is ever sent there it will be capable of monitoring for decades csziggy Feb 2017 #62

I volunteer! meadowlander Feb 2017 #52

I want to move to one NOW! nt Laffy Kat Feb 2017 #53

Maybe they are already on the way Baclava Feb 2017 #54

Can't get here soon enough, IMO. Laffy Kat Feb 2017 #56