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Astronomy
Roger Wood's user avatar
Roger Wood's user avatar
Roger Wood's user avatar
Roger Wood
  • Member for 3 years, 10 months
  • Last seen more than a month ago
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Top posts
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question
50
Is there a better explanation of this picture showing the very distant star "Earendel"?
Apr 3, 2022
question
22
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, 2022
question
9
How to determine the scale on astronomical images?
Mar 23, 2022
question
8
How are the occurrence and nature of micrometeoroid impacts on JWST optics identified?
Jun 12, 2022
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 aberrations seen in early JWST images corrected?
Mar 11, 2022
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, 2022
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31
Does the tape recorder on Voyager-1 still work?
19
Could an electromagnet be used to raise the apogee of a satellite orbiting Earth?
18
James Webb telescope; limits to propellant lifetime?
18
Is the amplitude of the Cosmic Microwave Background (CMB) correctly predicted or just its spectral shape?
18
If I live on a planet that is heavy enough, would the CMB get blue shifted to be in the visible spectrum?