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5 votes
1 answer
144 views

What are these bumps on Europa?

The surface of Europa is famous for all the criss-cross lines thought to be cracks in the ice above a water ocean that somehow re-freeze. But in the photo below I also see a lot of raised "bumps&...
uhoh's user avatar
  • 30.7k
4 votes
1 answer
171 views

The orbital period of Jupiter and Europa billions of years later

We know that the Sun gets so big billions of years later and the Earth will get destroyed. What will the orbital period of Jupiter (Sun-Jupiter system) and its moon Europa (Jupiter-Europa system) be ...
Snack Exchange's user avatar
3 votes
1 answer
749 views

Is there enough light to grow plants in the ocean of Europa?

What is the underwater temperature of Europa? I know Jupiter emits infrared light but does it emit any light able to support plant life of any type on near by Moons? Can under water volcanic activity ...
Muze's user avatar
  • 1
2 votes
2 answers
2k views

How much light would be reflected from Jupiter to Europa (in Europas night)?

Suppose Europa is found habitable and humans start living on it. Europa is close to Jupiter and during the night Jupiter would be reflecting light to Europa, just like our full moon reflects light to ...
Rahul Rabhadiya's user avatar
4 votes
2 answers
722 views

Is Jupiter's rotation slowing?

According to Wikipedia, re Europa's tidal flexing: the tidal flexing kneads Europa's interior and gives it a source of heat, possibly allowing its ocean to stay liquid while driving subsurface ...
dashnick's user avatar
  • 143
18 votes
8 answers
17k views

Determine the moons of Jupiter through a telescope

I was doing my own "space exploration" last night with a telescope. Being a space noob I can't visually determine stars or planets (I know the moon, though), but I focused on one particularly bright ...
Coomie's user avatar
  • 323