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Astronomy

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 Student
First question with score of 1 or more.
Awarded 6618 times.
What defines stationary vs spinning in space?
Awarded yesterday
What difficulties still exists in astronomy that could be solved (partially) with Machine Learning?
Awarded 2 days ago
BAO period of acoustic oscillations
Awarded 2 days ago
Using B-V Color index and V magnitude to approximate a spectral irradiance
Awarded 2 days ago
How to use shift of H1 line to determine recessional velocity with 20m telescope?
Awarded Dec 3 at 17:35
Why does the sunrise time at a particular location at a particular date change abruptly over the years?
Awarded Dec 2 at 8:45
How do I find the luminosity of a star as it evolves through its entire lifetime
Awarded Dec 2 at 4:50
generate uniform grid of points on Ra-Dec plane around the given target (Ra,Dec) [closed]
Awarded Dec 1 at 15:20
How could Big bang happen everywhere if space is expanding
Awarded Nov 30 at 23:56
Is there a more precise method of describing/calculating the sphere of influence? If so, what is it?
Awarded Nov 28 at 23:01
How can I reference sky photos to a star map?
Awarded Nov 27 at 2:09
What is an eastward tilt of the Earth's rotational axis?
Awarded Nov 25 at 8:20
Why aren't there square astronomical units or square light years?
Awarded Nov 21 at 13:08
What is the largest structure that contains Earth?
Awarded Nov 20 at 2:03
What were the estimated distances of planets from the Earth in the geocentric model?
Awarded Nov 19 at 6:32
Is this a Leonid in my photo is is it just light reflecting off a telephone wire?
Awarded Nov 17 at 14:18
Determine the age of an open cluster (M41)
Awarded Nov 12 at 19:18
Time taken to achieve tidal locking in prograde vs retrograde motion
Awarded Nov 8 at 16:31
Is Hoag's Object torus shaped (what's its thickness)?
Awarded Nov 8 at 6:27
Eclipse Saros Cycle vs Nodal Precession Cycle
Awarded Nov 7 at 22:10
What Experimental Evidence is there for the Redshift Scale-factor Relation?
Awarded Nov 5 at 7:12
Is there a company that can authenticate Martian meteorites? [duplicate]
Awarded Nov 4 at 6:38
Confused about what an orbit means now
Awarded Nov 2 at 18:56
Does a changing Earth's axis affect sunrise times on a given date?
Awarded Nov 2 at 14:07
Why did we discover so many exoplanets in this specific part of the sky?
Awarded Nov 1 at 21:48
Telescope newbie is confused about how to photograph
Awarded Nov 1 at 15:24
On the eclipse mathematical problem in Willian Chauvenet's Book
Awarded Oct 30 at 16:00
How to calculate the number of neutrinos during neutron star formation?
Awarded Oct 30 at 10:42
How are the galaxies formed, in particular spiral galaxies?
Awarded Oct 30 at 5:11
(post deleted or otherwise unavailable)
Awarded Oct 29 at 9:07
Plotting the progress of an eclipse
Awarded Oct 29 at 9:07
Object Identification
Awarded Oct 29 at 9:07
How to compute extinction for XP GAIA spectra?
Awarded Oct 29 at 9:07
What is the time interval between two consecutive solar eclipses?
Awarded Oct 24 at 15:55
Is it mathematically possible to construct a lunisolar calendar such that the first full moon after the vernal equinox always falls on the same date?
Awarded Oct 22 at 0:24
Can 2 binary stars have orbits that don't intersect each other?
Awarded Oct 19 at 11:40
Is Andromeda tilted up or down relative to us?
Awarded Oct 18 at 19:57
How rare is Tsuchinshan (C/2023 A3) like events? So that I can decide how much to spend to see it
Awarded Oct 17 at 13:25
How to calculate highest latitude where both day and night occur on a given date?
Awarded Oct 17 at 11:35
How did Johannes Kepler figure out the radius of each planet’s orbit?
Awarded Oct 15 at 18:56
Could there be mini systems within our solar system, beyond what we can currently perceive?
Awarded Oct 13 at 6:35
Why does Jupiter spin so fast but not the Sun?
Awarded Oct 12 at 16:46
Why is the solar day longer than the sidereal day
Awarded Oct 11 at 12:35
How Stellar Spectral Types are assigned
Awarded Oct 8 at 15:25
(post deleted or otherwise unavailable)
Awarded Oct 7 at 17:32
relative weighting in light curves fitting with data
Awarded Oct 6 at 21:13
Would a satellite outside of the solar system be able to detect climate change/CO2 increases via spectroscopy?
Awarded Oct 4 at 0:54
Helium in solar spectra
Awarded Oct 3 at 22:50
Are there publicly available neutral Hydrogen (HI) databases?
Awarded Sep 30 at 10:48
Lunar Eclipse in USA
Awarded Sep 30 at 0:18
What percentage of the sunlight is in the right frequency to excite helium?
Awarded Sep 25 at 17:51
How to measure equivalent widths and its uncertainties?
Awarded Sep 24 at 7:01
VLA configuration locations
Awarded Sep 24 at 0:19
Particle in overlapping event horizons of two black holes
Awarded Sep 23 at 0:40
How to get Stellarium for Mojave?
Awarded Sep 22 at 8:20
Red dwarfs and red giants
Awarded Sep 20 at 21:10
How to find the luminosity of stars from the Gaia DR3 archive?
Awarded Sep 18 at 12:55
Why do higher orders in diffracted light show up as shades of one color?
Awarded Sep 17 at 22:49
Is our Galaxy revolving around something [duplicate]
Awarded Sep 15 at 20:16
How do I locate satellites in the sky using on-line predictions for my location?
Awarded Sep 11 at 9:43
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