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For questions about any large astronomical bodies classified as planets, and their effects on their systems.

0 votes

What would happen if an object on Earth has an equal or greater gravitational force than the...

Well, for starters, in the least-apocalyptic scenario where the object's mass is comparable to Earth's rather than the Sun's, everything closer to the object than to the Earth's center of mass is goin …
Stephen Voris's user avatar
1 vote

In the shadow of a planet (science fiction)

spacecraft were owned by stingy poor economical captains unwilling to pay for the considerable extra expense of cooling systems that are only really useful when approaching a certain handful of inhabited planets
Stephen Voris's user avatar
1 vote

Planets days and orbital period

Presumably this is a rocky, approximately-Earthlike-in-all-other-respects planet since you're asking about life. The long orbital period means your planet is further away from its star; I don't know …
Stephen Voris's user avatar
4 votes

How far in between a K-Type Star and a Planet would there need to be in order for there to b...

L. Dutch's answer is basically correct, but I would add that, before you get into the gravity or orbital period considerations that make this impossible long-term by current understanding, it's also t …
Stephen Voris's user avatar