Astronomy
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Roger Wood
  • Member for 1 year, 8 months
  • Last seen this week
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13
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20
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10
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10
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3
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10
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Top posts
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All Questions Answers
Score Newest
question
46
Is there a better explanation of this picture showing the very distant star "Earendel"?
Apr 3
question
21
Do the axes of rotation of most stars in the Milky Way align reasonably closely with the axis of galactic rotation?
Dec 8, 2020
answer
20
Earendel galaxy, 12.9 billion light-years and the human eye?
Apr 12
question
9
How to determine the scale on astronomical images?
Mar 23
question
8
How many photons does it take to determine the existence of a distant object?
Jan 30, 2021
question
8
Is there any correlation between the Cosmic Microwave Background (CMB) and the distribution of distant galaxies?
Apr 6, 2021
question
7
How are the occurrence and nature of micrometeoroid impacts on JWST optics identified?
Jun 12
question
6
Why do the solar system planets go rock-gas-ice instead of rock-ice-gas when moving away from the sun?
Jan 3, 2021
question
6
JWST mirrors each can be "positioned in tip, tilt, piston, horizontal & vertical decentering and clocking". What does this mean?
Mar 1
question
6
How are the aberrations seen in early JWST images corrected?
Mar 11
Top network posts
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30
Does the tape recorder on Voyager-1 still work?
18
James Webb telescope; limits to propellant lifetime?
18
Could an electromagnet be used to raise the apogee of a satellite orbiting Earth?
18
How can cosmic ray muons be used to replace GPS for positioning information in 3D on Earth and underwater?
18
Is the amplitude of the Cosmic Microwave Background (CMB) correctly predicted or just its spectral shape?

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