All Questions
6
questions
47
votes
2
answers
6k
views
Does the sun cross other spiral arms in its movement around the galaxy's center?
Today, Ansa.it released an article that states:
[...]. In questo suo peregrinare galattico, il Sole ha attraversato anche
i due bracci della Via Lattea Perseo e Centauro. "Sono zone di alta
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- 273
0
votes
1
answer
231
views
Does the sun have a vertical movment?
As the Sun moves along with the planets does the sun exhibit vertical movement? That is, does it traverse in different planes?
4
votes
3
answers
2k
views
Inverse of the sunrise equation - finding locations with a given sunrise time on a given day
I'm working on a project for fun where I represent some sleep data geographically. For a given day, I have a date, a time for falling asleep that night, and a time for waking up the next day. The idea ...
- 43
4
votes
2
answers
468
views
Are there good animations of the movement of proximate stars over long time periods?
After reading about Barnard's Star and how it's approaching us 140 km/sec, I'm curious if there are any visualizations of how the nearest stars to Sol will be moving over the next 100k years or so.
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- 1,566
-2
votes
2
answers
2k
views
Does the Sun move? [duplicate]
I'm curious; does the Sun actually move? The concept behind the question is that if you wear a shirt and you move, does the shirt actually move? The Solar System orbits around the Milky Way, but does ...
- 103
26
votes
2
answers
3k
views
How often do stars pass within 1 light year of the Sun?
Interstellar exchange of massive objects is difficult across several light years. But as the stars orbit the galaxy the distances between them change. I don't find data for neighbor star distances ...
- 11.4k