Astronomy Beta

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Awarded 1939 times.
Estimating close approach between all asteroids themselves
Awarded 23 hours ago
Has anyone back-calculated previous close encounters between the Apophis asteroid and Earth?
Awarded Mar 31 at 10:46
Why would it be very light out at 3 AM?
Awarded Mar 29 at 7:42
Why would it be very light out at 3 AM?
Awarded Mar 29 at 0:07
What’s an Earth-Sun-Moon eclipse called?
Awarded Mar 28 at 19:41
How would the temperature on earth be if the sun was slightly more or less powerful?
Awarded Mar 28 at 6:08
How was the distance from the Earth to the Sun determined
Awarded Mar 27 at 11:01
How to compute for Distance Modulus' uncertainty/ies?
Awarded Mar 22 at 18:06
Lightkurve nan values after bin light curve
Awarded Mar 17 at 17:32
Interstellar Dust properties
Awarded Mar 15 at 23:49
Maritime telescopes: Stabilisation requirements for optical vs. radio telescopes?
Awarded Mar 15 at 1:04
Could we carve a large radio dish in the Antarctic ice?
Awarded Mar 14 at 21:47
How accurately could late 50s - early 60s humans have mapped the solar system?
Awarded Mar 14 at 18:25
How to find RA 0
Awarded Mar 14 at 13:55
(post deleted or otherwise unavailable)
Awarded Mar 14 at 0:51
Solar Azimuth angle Derivation
Awarded Mar 13 at 21:08
(post deleted or otherwise unavailable)
Awarded Mar 11 at 6:03
Does a meteor's direction change between country or latitude?
Awarded Mar 11 at 3:45
Source of the odor in space
Awarded Mar 10 at 4:21
How do I get started in astronomy data analysis?
Awarded Mar 9 at 16:18
How are image credits expressed in Astronomy presentations?
Awarded Mar 8 at 9:42
Is extraterrestrial mining more difficult or impractical for bodies without plate tectonics?
Awarded Mar 7 at 14:48
Why can I see sometimes a horizontal half moon instead of a vertical one?
Awarded Mar 5 at 17:06
stellarium software: selective artificial satellite display
Awarded Mar 4 at 22:03
Starlight: are the rays that we see here on Earth parallel?
Awarded Mar 2 at 15:40
How to accurately measure the temperature of red supergiants?
Awarded Mar 2 at 14:57
(post deleted or otherwise unavailable)
Awarded Feb 28 at 14:05
How can orbital resonance sometimes have a stabilising effect, whilst other times, it has a destabilising effect?
Awarded Feb 26 at 14:37
Are 3D coordinate data from Sloan DSS-III available & easily accessible to non-pros?
Awarded Feb 25 at 22:06
How to do logarithmic wavelength binning (in Python) in order to find redshift?
Awarded Feb 25 at 11:27
Do the earth and the moon reflect the different fractions of total solar radiation proportionally?
Awarded Feb 24 at 4:15
Delta Velorum - non-observed variable star
Awarded Feb 23 at 20:19
What does black hole evaporation correspond to in the accelerating universe / black hole analogy?
Awarded Feb 23 at 13:40
(post deleted or otherwise unavailable)
Awarded Feb 19 at 18:36
Is this a potential planetary setup for the Alpha Centauri System?
Awarded Feb 18 at 22:06
(post deleted or otherwise unavailable)
Awarded Feb 18 at 12:05
Was Newton the first to mention the orbital barycenter?
Awarded Feb 17 at 16:28
Longitude of the Ecliptic
Awarded Feb 17 at 13:47
Do ASKAP and ALMA have “fast dump” interferometric modes? Can they see and perhaps report Fast Radio Bursts in real time?
Awarded Feb 16 at 15:05
What are those long, smooth, longitudinally-opposing areas from pole to pole on Mercury?
Awarded Feb 12 at 14:57
Why don't we see “the milky way” in both directions?
Awarded Feb 11 at 10:56
Demo to get Matter Power Spectrum in cosmology
Awarded Feb 11 at 7:20
Calculating the time a star is at my local meridian based on its right ascension
Awarded Feb 10 at 18:36
Why would the side of the moon that faces earth be as dark as the far side of the moon?
Awarded Feb 7 at 7:18
Observable universe equals its Schwarzschild radius (event horizon)?
Awarded Feb 5 at 8:10
Good eyepieces for Saturn and Jupiter
Awarded Feb 5 at 5:45
What is the lifetime of an x-ray binary?
Awarded Feb 4 at 17:36
On Augustus' Actual Prescription to Restore the Julian Calendar to Accuracy
Awarded Feb 4 at 13:27
Is it possible to predict a supernova with years or decades of advanced notice?
Awarded Feb 3 at 17:28
The moon has just the right speed not to crash on the Earth or escape into space. What are the odds?
Awarded Feb 1 at 15:42
When will Callisto be in orbital resonance with the rest of Jupiter's big moons?
Awarded Feb 1 at 12:51
Can I see Jupiter, Mars and Saturn through the National Geographic 76/350 Dobsonian Telescope?
Awarded Jan 31 at 17:46
The moon has just the right speed not to crash on the Earth or escape into space. What are the odds?
Awarded Jan 31 at 8:19
Calculating the Angular Momentum of a planet
Awarded Jan 28 at 13:32
Why can't we build a huge stationary optical telescope inside a depression similar to the FAST?
Awarded Jan 26 at 22:47
Constellation a celestial body is in
Awarded Jan 26 at 16:16
(post deleted or otherwise unavailable)
Awarded Jan 25 at 22:57
Are new stars less pure as generations go by?
Awarded Jan 25 at 5:27
(post deleted or otherwise unavailable)
Awarded Jan 22 at 0:32
Since when do astronomers have the notion that space is void?
Awarded Jan 21 at 21:16
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