All Questions
Tagged with intergalactic-space cosmology
4
questions
3
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Intergalactic Lyman-alpha absorption for high redshift quasars (Gunn-Peterson effect)
This is a follow up to a recent question on SE asking about the apparent suppression of radiation shortward of the (red-shifted) Ly-$\alpha$ line of a quasar at redshift $z=6.53$.
The general ...
2
votes
1
answer
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Is our Milky Way galaxy (and its neighbors?) moving through the universe at 370 km/s (~828,000 mph) or 370 miles/sec (~1,332,000 mph)? [duplicate]
I swear that exactly half of the many, many sites I found say that our Galaxy and its immediate neighbors are moving towards the Leo Constellation (I believe) and, ultimately, supposedly, the 'Great ...
1
vote
1
answer
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What exactly is a "conclusive association" in Astronomy?
Phys.org's Astronomers use slime mold model to reveal dark threads of the cosmic web says
A computational approach inspired by the growth patterns of a bright yellow slime mold has enabled a team of ...
11
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1
answer
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Dark Flow: statistical limits on existence
Dark Flow has been thrown around as a term a lot lately, especially with the latest Planck results.
New Scientist reported last year that it was now statistically improbable, but the paper by Atrio ...