Astronomy

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Awarded 2322 times.
Can stars be born giants?
Awarded yesterday
Could it be possible to detect planets from stars that went supernova through the resulting nebula shape?
Awarded yesterday
"Tidally locked" Oort Cloud object
Awarded Mar 25 at 7:26
Do the inner-Earth planets actually align with the constellations we see?
Awarded Mar 18 at 19:36
Moon's equation of the centre discrepancy
Awarded Mar 18 at 13:56
How does the Moon look like from different latitudes of the Earth?
Awarded Mar 17 at 11:05
How do I estimate the difference in the speed of time flow between Earth and a distant star?
Awarded Mar 17 at 3:35
What are Kepler's laws (as he wrote them)?
Awarded Mar 15 at 14:17
Would it be possible for a planet to orbit around a trinary star system in a figure 8 orbit?
Awarded Mar 15 at 13:34
What cluster of stars is this with a "dark donut" to one side?
Awarded Mar 15 at 5:06
Would it be possible for a planet to orbit around a trinary star system in a figure 8 orbit?
Awarded Mar 14 at 17:51
Why does Venus flicker?
Awarded Mar 14 at 14:16
How did asteroid (7482) 1994 PC1 get its "face"? Is it reconstructed from optical or radar imaging, or something else?
Awarded Mar 13 at 5:46
Are main-sequence G9 stars habitable?
Awarded Mar 12 at 17:03
Does the Earth constantly lose mass?
Awarded Mar 8 at 20:21
What equation tells you how far in space you can go from a point and return?
Awarded Mar 8 at 1:02
What equation tells you how far in space you can go from a point and return?
Awarded Mar 7 at 15:09
Why did Chandrasekhar use 2.5 for molecular weight in 1931?
Awarded Mar 6 at 22:36
Why did Chandrasekhar use 2.5 for molecular weight in 1931?
Awarded Mar 5 at 22:26
Did this satellite streak past the Hubble Space Telescope so close that it was out of focus? If so, how close was it?
Awarded Mar 5 at 15:55
How would "dark matter", subject only to gravity, behave?
Awarded Mar 5 at 14:40
Do the Bullet Cluster remnants prove that dark matter consists out of particles?
Awarded Mar 5 at 13:09
Was Galileo expecting to see so many stars?
Awarded Mar 2 at 12:58
When and how was it discovered that Jupiter and Saturn are made out of gas?
Awarded Mar 1 at 13:52
Small bright constellation on the photo
Awarded Mar 1 at 8:56
Small bright constellation on the photo
Awarded Feb 28 at 23:55
Was Galileo expecting to see so many stars?
Awarded Feb 28 at 14:07
How do astronomers know that distant galaxies aren't actually nearby star clusters?
Awarded Feb 28 at 10:08
Is Jupiter made entirely out of gas?
Awarded Feb 28 at 9:32
When and how was it discovered that Jupiter and Saturn are made out of gas?
Awarded Feb 28 at 7:35
If the Universe has a positive curvature and a closed spatial geometry, does it therefore have a finite volume and a geometric center?
Awarded Feb 28 at 2:08
Why was Neptune rather than Uranus chosen as an archetype?
Awarded Feb 27 at 14:46
Identify T-shaped constellation
Awarded Feb 27 at 7:56
Why doesn't the IAU definition of "Planet" disqualify Mercury and Venus as planets?
Awarded Feb 22 at 14:36
Why are we building larger land-based telescopes instead of launching larger ones into space?
Awarded Feb 19 at 1:55
What are the next planned space telescopes?
Awarded Feb 19 at 1:55
What is the most stable orbit around the moon?
Awarded Feb 18 at 13:56
How fast would a one mile asteroid have to go for it to match the impact that killed the dinosaurs?
Awarded Feb 17 at 8:16
What percentage of visible stars will JWST be able to survey over the next 10 years?
Awarded Feb 17 at 5:02
Is there enough data in light coming from distant exoplanets for Earth-orbiting telescopes to take a high-resolution photo of it?
Awarded Feb 14 at 14:36
Is there enough data in light coming from distant exoplanets for Earth-orbiting telescopes to take a high-resolution photo of it?
Awarded Feb 14 at 1:02
Is there enough data in light coming from distant exoplanets for Earth-orbiting telescopes to take a high-resolution photo of it?
Awarded Feb 13 at 16:41
Behind a black hole
Awarded Feb 13 at 7:07
What happens if you fail to reach escape velocity for the galaxy?
Awarded Feb 13 at 6:27
Singularities/ringularities and their properties
Awarded Feb 12 at 16:11
Why doesn't the IAU definition of "Planet" disqualify Mercury and Venus as planets?
Awarded Feb 12 at 14:40
Why doesn't the IAU definition of "Planet" disqualify Mercury and Venus as planets?
Awarded Feb 12 at 11:58
What is the difference between the two terms named "Eccentricity" and "Ellipticity"?
Awarded Feb 10 at 6:12
M87 Black hole. Why can we see the blackness?
Awarded Feb 9 at 7:25
How to explain this trajectory of the moon taken from the same spot on Earth over 28 days?
Awarded Feb 8 at 17:36
Is there more dark matter than we previously thought?
Awarded Feb 8 at 10:41
Why is the solstice the first day of summer, and not the central day?
Awarded Feb 7 at 18:56
How has the resolution of astronomical spectrographs improved over time?
Awarded Feb 6 at 14:40
Why is the solstice the first day of summer, and not the central day?
Awarded Feb 5 at 8:09
Are the 2 planets in this image Venus and Saturn? And is this a fireball shooting star in top right of picture?
Awarded Feb 4 at 10:37
Approximately what percent of the sky has nothing in it?
Awarded Feb 4 at 10:32
Is it possible for a star cluster to be composed of main sequence stars?
Awarded Feb 4 at 3:05
How do we know we're not getting bigger?
Awarded Feb 4 at 0:15
Approximately what percent of the sky has nothing in it?
Awarded Feb 3 at 5:21
How do we know we're not getting bigger?
Awarded Feb 3 at 2:37
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