Astronomy Beta

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First question with score of 1 or more.
Awarded 3654 times.
SPICE Alt Az example
Awarded 13 hours ago
How do you call it when two celestial bodies come as close to each other as they will in their current orbits?
Awarded yesterday
How does the illumination of the sky from the sun compare to that of the moon?
Awarded 2 days ago
Could anyone recommend a good book about the basics of astrophysics? [on hold]
Awarded 2 days ago
Assuming no light pollution, was “2C. 1406” ever visible to the naked eye?
Awarded Aug 17 at 5:55
Why didn't the parachutes on the Apollo 14 Command Module bump into each other? [on hold]
Awarded Aug 17 at 2:00
Apparent Magnitude / Apparent Brightness relationship help
Awarded Aug 16 at 0:25
The dominance of Gravity vs Strength and its dependency on crater size
Awarded Aug 15 at 17:55
How does the Moon's gravity affect Earth's oceans despite Earth's stronger gravitational pull?
Awarded Aug 15 at 15:25
Local Bubble in space
Awarded Aug 15 at 8:15
Are there any simulations of the Grand tack?
Awarded Aug 14 at 16:10
Textbook advice [closed]
Awarded Aug 14 at 12:00
Dark energy and light red shifting
Awarded Aug 12 at 22:20
Planets positions (azimuth, altitude) API
Awarded Aug 12 at 13:10
What is this “Table of astronomy” about?
Awarded Aug 12 at 12:20
Does light from the sun reach the surface of Venus
Awarded Aug 9 at 11:10
How to interpret error of absolute magnitude of a star given data from wikipedia?
Awarded Aug 9 at 2:40
SDSS Image Download: Swarp returns all zeros
Awarded Aug 8 at 20:35
View of other planets from the Earth
Awarded Aug 8 at 13:30
Snowball Earth brightness
Awarded Aug 7 at 18:05
Energy to expand
Awarded Aug 7 at 3:35
What decides the shape of a galaxy?
Awarded Aug 7 at 3:30
Does this smartphone photo show Mars just below the Sun?
Awarded Aug 6 at 18:30
On the consistency of different well-polished astronomy software
Awarded Aug 5 at 6:10
Meade ETX-90 with computerized mount slews too far during auto-alignment
Awarded Aug 4 at 17:10
Lorentz transformation for stars
Awarded Aug 4 at 1:30
How can we see stars if they are hundred years of light far from the Earth?
Awarded Aug 2 at 14:20
What would happen to black holes during the Big Rip?
Awarded Jul 30 at 17:55
If the Moon were impacted by a suitably sized meteor, how long would it take to impact the Earth?
Awarded Jul 30 at 16:25
2019OK energy at impact
Awarded Jul 30 at 9:00
How does the orbit of a 2-body system evolve as it orbits a more massive 3rd body?
Awarded Jul 29 at 23:10
calculating lunar phases
Awarded Jul 29 at 1:25
I saw TWO moving stars going at the same speed! What could this be? [closed]
Awarded Jul 27 at 16:55
Any plans for TESS after it finishes northern sky survey?
Awarded Jul 27 at 9:50
Could Mercury be the creator of Earth's Moon?
Awarded Jul 26 at 19:10
Nicolas Copernicus discovery
Awarded Jul 24 at 10:30
Supergalactic and Equatorial coordinates
Awarded Jul 24 at 0:10
What is the effect of this expanding universe on the energy density of it?
Awarded Jul 23 at 16:00
Does Nickel show up in spectra of Nova?
Awarded Jul 22 at 0:20
Satellite in orbit in front of and behind the Moon
Awarded Jul 20 at 22:50
What if the atmosphere of Titan were like the one on Venus?
Awarded Jul 19 at 22:20
Does nucleosynthesis happen near a black hole or during its formation?
Awarded Jul 19 at 21:10
Would radio telescope located anywhere within a 100 light year radius detect our radio emissions? [duplicate]
Awarded Jul 19 at 21:00
Fermi-LAT gamma ray spectrum too high [closed]
Awarded Jul 19 at 16:15
(post deleted or otherwise unavailable)
Awarded Jul 19 at 11:25
(post deleted or otherwise unavailable)
Awarded Jul 18 at 18:20
Any good books to read for complete beginners? [closed]
Awarded Jul 18 at 14:10
Relationship between Hubble paramater and absolute magnitude
Awarded Jul 18 at 12:35
What is assembly bias in context of cosmology?
Awarded Jul 18 at 5:20
Speed of Moonrise relative to fixed point on ground
Awarded Jul 18 at 3:10
Do we know of any tidally-locked planets with atmospheres?
Awarded Jul 18 at 2:05
Any studies of the detection of dark matter in or near the solar system?
Awarded Jul 16 at 23:30
Size of a black hole
Awarded Jul 16 at 17:55
What would happen if a Sun-like star were to consume a Jupiter-like planet?
Awarded Jul 16 at 13:25
Telescope focal point and inversion
Awarded Jul 16 at 6:20
When did the first annular eclipse happen?
Awarded Jul 15 at 15:20
Breakthrough Starshot; could we detect similar probes flying by Earth?
Awarded Jul 15 at 14:20
Why can't we observe a solar eclipse and the preceding/following lunar eclipse from the same place?
Awarded Jul 15 at 10:00
Planetary Declination and Axial Tilt
Awarded Jul 14 at 21:15
Why aren't globular clusters disk shaped
Awarded Jul 14 at 15:55
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