All Questions
3 questions
9
votes
2
answers
2k
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How bright will Alpha Centauri A be from Earth when it becomes a red giant?
As of right now, both stars from Alpha Centauri are in their main sequence stages, but eventually Alpha Centauri A is going to quickly expand in a matter of time, and I’m pretty sure its luminosity is ...
- 628
3
votes
1
answer
763
views
What will be the impacts on the planets' orbits from Gliese 710?
In 1.5 million years, the star Gliese 710 is expected to pass through the Oort cloud. Now obviously this will shower the inner solar system with comets, but the Wikipedia page doesn't say anything ...
- 843
4
votes
1
answer
265
views
In 31.5kyr, Epsilon Eridani and Luyten 726-8 will be < 1ly close; but how distant from the Solar system?
Based on Wikipedia and more precisely this paper, it is said that, in about 31,500 years, the stars Epsilon Eridani and Luyten 726-8AB will "meet" at a very close distance (less than 1 light ...
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