Astronomy Beta

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Answer a question with score of 1 or more.
Awarded 1739 times.
Strange trail left by shooting star
Awarded yesterday
Trying to use Canon 60D DSLR with Skywatcher 130P. Can't focus image
Awarded Aug 7 at 2:47
Can we change Earth's orbit with modern technology?
Awarded Aug 5 at 23:48
What's the correct distance to Betelgeuse?
Awarded Aug 5 at 16:40
How to calculate local position, knowing the RA and Dec of the center of an image, RPY of the camera, and precise time?
Awarded Aug 5 at 1:33
If the Sun disappears right now, when the absence of its gravity affects on Earth?
Awarded Aug 4 at 21:01
Is there still a possibility that Makemake is not ellipsoidal but asteroid-shaped?
Awarded Aug 4 at 11:15
How does gas in accretion disks of supermassive black holes create orbital torques on smaller black holes within the disks causing them to migrate?
Awarded Aug 4 at 11:05
When the sun “enters” a constellation, doesn't it make it impossible to see that constellation?
Awarded Jul 31 at 12:06
Is it possible to completely see the edge of a half moon at night?
Awarded Jul 30 at 9:48
Calculating the sun’s position in ECI
Awarded Jul 29 at 18:15
Age of Jezero crater on Mars
Awarded Jul 28 at 21:08
Will just a glimpse (less than a second) of sun during partial solar eclipse damage eyes?
Awarded Jul 27 at 14:04
Adiabatic versus convection
Awarded Jul 26 at 12:56
(post deleted or otherwise unavailable)
Awarded Jul 25 at 2:42
Gravitational wave detection time difference between LIGO Livingston and LIGO Hanford
Awarded Jul 22 at 5:33
How much of the Sun's disk must be covered for a visible shadow to be cast?
Awarded Jul 21 at 23:28
Comet Neowise c2020 f3 will return in ~6800 years, how can we be sure Earth will be in the right place to see it then?
Awarded Jul 20 at 13:58
Why don't the inner moons of Jupiter have tidally-induced volcanism?
Awarded Jul 20 at 12:09
Sunrise and Moonrise time are same
Awarded Jul 20 at 10:05
Incidence angles of meteoroids
Awarded Jul 20 at 8:50
Are there ways to determine a star's spectral type without the spectrum itself?
Awarded Jul 19 at 6:56
Julian Day Calculation
Awarded Jul 17 at 21:11
What are these three black cap-like pieces?
Awarded Jul 17 at 18:19
Why is the Moon's volume so small compared to the Earth's?
Awarded Jul 17 at 8:40
Why does the Fourier transform of this CMB image have a hole in it?
Awarded Jul 16 at 19:32
In which direction does the ecliptic plane make an angle of 60 degrees with galactic plane?
Awarded Jul 15 at 10:53
Spinning black holes acting as a slingshot
Awarded Jul 14 at 23:15
Velocity of ringularity
Awarded Jul 14 at 10:27
Is there a website that shows equivalent views through different telescopes?
Awarded Jul 13 at 13:20
Could a near collision with small black hole account for the effects of the 9th planet?
Awarded Jul 13 at 11:32
What would I see with a telescope of 70mm aperture , 300mm focal length and maximum magnification of 150x
Awarded Jul 13 at 4:16
Why can’t I see any detail on planets?
Awarded Jul 10 at 10:33
Is a planetary system star's referred to as their sun?
Awarded Jul 5 at 8:56
Why N$_2$ is a non-absorbing species in the spectrum of the Earth?
Awarded Jun 30 at 22:27
Intuition about Hubble's Law
Awarded Jun 29 at 22:56
Why are there no terrestrial planets with a subsurface ocean?
Awarded Jun 25 at 17:36
How to calculate the moon phase angle?
Awarded Jun 23 at 7:12
Is there a limit to the size of a black hole?
Awarded Jun 23 at 7:12
Is there another explanation, apart from the doppler effect, for the redshift observed in distant galaxies?
Awarded Jun 22 at 10:41
Which binocular should I buy to be able to see Saturn and its rings?
Awarded Jun 20 at 22:51
Are there other planetary systems where gas giants are on the inside to rocky planet orbits?
Awarded Jun 15 at 6:07
Why is the Moon's orbit so complicated?
Awarded Jun 13 at 11:55
How Are Radioactive Decay Rates Influenced by Neutrinos - On Earth and Other Dense Planets
Awarded Jun 11 at 10:46
Understanding the JPL Ephemerides
Awarded Jun 7 at 9:17
How can I make the fringing pattern visible in my flat (twilight) images for filter i?
Awarded Jun 7 at 0:11
What is the difference between the Yarkovsky effect and YORP effect?
Awarded Jun 6 at 21:21
Get orbital period of exoplanet from light curve using astropy.timeseries
Awarded Jun 6 at 19:58
Historical lunar occultation of Venus seen from Sicily in the winter?
Awarded Jun 6 at 15:17
How to calculate sunrise and sunset on on a given date and location?
Awarded May 30 at 20:34
Can radioactive decay rates be confirmed by looking at supernova?
Awarded May 26 at 8:34
can we calculate the velocity of galaxies at the edge of the observable universe?
Awarded May 26 at 1:26
How did Astronomers deduce that the Sun was not a ball of fire?
Awarded May 25 at 21:11
Why does Io cast a hard shadow on Jupiter, but the Moon casts a soft shadow on Earth?
Awarded May 25 at 4:56
Why does Io cast a hard shadow on Jupiter, but the Moon casts a soft shadow on Earth?
Awarded May 24 at 16:42
Why does Io cast a hard shadow on Jupiter, but the Moon casts a soft shadow on Earth?
Awarded May 22 at 23:12
Why does the Parker Solar Probe slow down as the distance from the Sun increases?
Awarded May 22 at 22:35
Why does radiation not need a medium to travel?
Awarded May 21 at 9:40
Why does east and west appear to be mirrored in the celestial sphere?
Awarded May 20 at 19:11
What's a good model for the vernal equinox year? Can it increase forever?
Awarded May 20 at 4:33
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