Questions tagged [galactic-halo]

Questions about the roughly spherical component that extends beyond the visible part of a galaxy, made of a sparse field of stars and globular clusters, gas and dark matter.

Filter by
Sorted by
Tagged with
36
votes
2answers
4k views

Are there any stars that orbit perpendicular to the Milky Way's galactic plane?

Most stars orbit in the Milky Way's galactic disc. But is it possible for one to orbit perpendicular to it? Here on Earth since we're inside the galactic plane we can't get a good view of what the ...
3
votes
2answers
71 views

What is the mean separation between a star and its closest neighbor in the Milky Way halo?

My question is inspired by this previous question, Are there any stars that orbit perpendicular to the Milky Way's galactic plane?. In the great answer posted by @ConnorGarcia, one commenter said he ...