Astronomy

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Awarded 3329 times.
Is Oumuamua tumbling?
Awarded 2 hours ago
Why can we trust Hubble Time if the rate of expansion is not constant?
Awarded yesterday
What would happen if a small black hole fell into a star?
Awarded Dec 5 at 16:16
Where can I find Helium 3 in our solar system?
Awarded Dec 1 at 22:08
What does the Earth look like when viewed from Saturn?
Awarded Dec 1 at 20:07
How long would we survive an approaching neutron star?
Awarded Nov 29 at 5:15
How much mass did the Late Heavy Bombardment add to Mars?
Awarded Nov 29 at 3:35
Why is it impossible to infer the surface temperature of Venus by spectroscopy observation from earth?
Awarded Nov 28 at 21:36
Reasonable stellar body stats
Awarded Nov 20 at 21:41
Where can I get historical data of tropical longitude of Delta Cancri
Awarded Nov 20 at 8:57
How can maser emission be unpolarized?
Awarded Nov 17 at 11:07
Can black holes even exist [if mass cannot be retained near the collapse threshold]?
Awarded Nov 15 at 15:52
Is the dark side of the earth protected from the risks of solar flares?
Awarded Nov 13 at 16:18
Where can i find dark frames in the ESO archive?
Awarded Nov 12 at 9:05
Realistic description of a sunrise viewed from the asteroid belt?
Awarded Nov 6 at 3:16
Distance of the Crab nebula and the speed of light
Awarded Nov 4 at 15:34
Could a Martian observer witness the Moon's formation with naked eye?
Awarded Nov 1 at 13:06
How can the new moon set before the sun, as will happen in some locales on November 13, 2023?
Awarded Oct 28 at 16:51
How much of the celestial sphere can a naked eye observer see? [duplicate]
Awarded Oct 27 at 7:35
Sedna, VP113 and the likelihood of the PX/Tyche/Thelistos hypotheses
Awarded Oct 26 at 16:25
Are there plans to detect life on Earth from the outer solar system?
Awarded Oct 24 at 23:46
Moon's libration from Mathematica data
Awarded Oct 24 at 8:42
Estimate the mass of Saturn based on the given data below
Awarded Oct 24 at 8:15
Are there really confined Globular Clusters?
Awarded Oct 23 at 15:35
S0-2 (S2) Diameter/Radius
Awarded Oct 17 at 1:19
Joseph Weber's aluminum cylinder
Awarded Oct 16 at 21:32
Is there a name for the star/supernova hypothesized to have been a precursor to the Solar System?
Awarded Oct 16 at 1:50
How did ancient models explain 6 months of day and night at the respective poles?
Awarded Oct 15 at 16:55
Formation of spacecraft instrumentation [closed]
Awarded Oct 13 at 16:08
Is the object mass distribution different for galaxies of different diameter?
Awarded Oct 12 at 23:16
Can a star have one forbidden line or does it have to have many?
Awarded Oct 8 at 22:41
Detailed online catalog of astronomical objects?
Awarded Oct 8 at 19:16
What is everything wrong with this theory of dark matter?
Awarded Oct 8 at 0:18
Could iron rain upset tidally locked WASP76b?
Awarded Oct 8 at 0:09
Meaning of "variables of date" in VSOP87 files
Awarded Oct 7 at 17:51
Get Moon libration data from JPL Horizons
Awarded Oct 6 at 16:42
Why can't a half-illuminated planet support life at all?
Awarded Oct 5 at 13:33
Could 99942 Apophis break up due to Earth's gravity during 2029 flyby?
Awarded Oct 5 at 9:41
Can there be multiple periapsides?
Awarded Oct 5 at 3:06
North Node cross longitude?
Awarded Oct 3 at 19:56
What kind of telescope would be needed to image a 10m dim object 1 million km away?
Awarded Oct 2 at 16:07
Identify the bright object to the left of the moon
Awarded Sep 30 at 21:36
How would we tell the difference between low mass objects that formed by direct collapse or in an accretion disk?
Awarded Sep 29 at 18:46
How to describe the Sun's location to an alien from our Galaxy?
Awarded Sep 28 at 23:32
How is the Cosmic Microwave Background so big?
Awarded Sep 24 at 22:15
Why is nuclear pasta the strongest part of a neutron star?
Awarded Sep 21 at 22:57
Is there a maximum practical telescope aperture for viewing (through a filter) a solar eclipse?
Awarded Sep 20 at 14:03
Celestial Navigation - LOP uncertainty
Awarded Sep 19 at 18:16
Dark Matter's effect on galaxy structure
Awarded Sep 16 at 18:26
What is the force responsible for the output of whiteholes?
Awarded Sep 15 at 15:11
The event horizon of a black hole
Awarded Sep 15 at 2:30
Orbit of the moon so that there are no eclipses
Awarded Sep 14 at 10:09
Is it possible to detect lyman alpha blobs (LABs) with the lyman-break method?
Awarded Sep 12 at 20:45
Moonrise and moonset roughly at the same hour for few days
Awarded Sep 12 at 20:40
When did astronomy first discover that the stars are bigger than the moon?
Awarded Sep 12 at 1:49
What is the longitude (value) of the sub solar point of the vernal equinox?
Awarded Sep 11 at 9:56
Calculating Position of Sun in GPS Frame Relative to 0°00'00.0"N 0°00'00.0"E: Determining Vernal Equinox Offset
Awarded Sep 9 at 7:10
Attachment for viewing the sun with a telescope
Awarded Sep 8 at 14:08
Could two celestial bodies with extreme magnetic fields affect each other's motion via magnetism?
Awarded Sep 6 at 18:50
Is there a (proposed) name for Coatlicue's progenitor?
Awarded Sep 6 at 13:30
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