Toastie.
cool pictures from mars of layered rock formations
http://phys.org/news/2016-09-mars-rover-curiosity-views-spectacular.html
the moon's formation
http://www.astrobio.net/also-in-news/chemistry-says-moon-proto-earths-mantle-relocated/
Considering Europa get it energy from gravitational tidal forces from Jupiter the bully in our system....earth would not cut it.
Europa would die around earth :(
but since it's closer to the sun now it can get it's high and dangerous radiation from the sun
but it would take mlns of years.
Well on earth with an atmosphere is sun 1kwatt per square metre. On a moon it would be higher but Jupiter is a monster...We need Neil degrasse tyson
One chapter of an astronomy text in two pics.
Made in China still means the same level of quality we have all come to know.
“Yes there’s a chance it will do damage, it might take out someone’s car, there will be a rain of a few pieces of metal, it might go through someone’s roof, like if a flap fell off a plane, but it is not widespread damage.”
Tiandong-1 does not pass over Alaska so I ain't worried.
it was kinda planned to be abandoned, the Tiagong 2 is going up right after and they plan to let it burn up in a uncontrolled decent too.
awesome thread, i'll just put this here: