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Questions tagged [intergalactic-space]

Questions regarding the space or objects outside of galaxies.

7 questions with no upvoted or accepted answers
6 votes
0 answers
73 views

What fraction of matter is not bound to the galaxies, groups and clusters that we see?

We know that most of the matter in the universe has collapsed into galaxies and galaxies into groups and clusters and that a lot of matter is presently in clusters between the galaxies. But, what ...
eshaya's user avatar
  • 4,493
2 votes
0 answers
32 views

dark matter in galaxy cluster in intergalactic space

On the rotation speed of galaxies in a galaxy cluster: -> Is the dark matter associated with each galaxy in a cluster, sufficient to explain the rotation speed of galaxies in the cluster, or extra ...
Angela's user avatar
  • 221
2 votes
0 answers
49 views

Is there likely any star systems in the very middle of the largest voids?

I imagine this question is as old Hubble's red shift measurements publication. Has there been enough time for any solar system to make it right to the middle of a void? Any Goldilocks scenarios there? ...
Rabbi Kaii's user avatar
2 votes
0 answers
46 views

How thick are the intergalactic filaments?

Recently, in October, news came out about the faint intergalactic filaments finally being 'found'. Then, in June, astronomers announced that these things had enough normal matter in them to solve the '...
Kurt Hikes's user avatar
  • 5,307
1 vote
0 answers
38 views

Looking for a Dwarf Galaxy < 500 L.y. in Diameter, which is not a Satellite / Companion, or is at least 500 000 L.y. away from another Galaxy

My goal is to learn about an example of a Dwarf Spheroidal or a Dwarf Irregular Galaxy which is not a Satellite / Companion Galaxy (or is at least 500 000 L.y. away from another Galaxy), and doesn't ...
user23236's user avatar
1 vote
0 answers
106 views

Could a planet be toss from a galaxy just like it's theorized rogue stars are?

According to this, https://en.wikipedia.org/wiki/Intergalactic_star Rogue stars are theorized to be the intergalactic space because of this, The way these stars arise is still a mystery, but the ...
Pablo's user avatar
  • 1,113
1 vote
0 answers
95 views

What's the density of dark matter (clouds)?

How much mass per unit volume do known dark matter have, for instance in the Bullet Cluster? Does the density vary in space, for example, do individual dark matter structures have denser cores?
LocalFluff's user avatar
  • 11.4k