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Astronomy

Enlightened

 Enlightened
First to answer and accepted with score of 10 or more. This badge can be awarded multiple times.
Awarded 1099 times.
How did astronomers get rid of microwave radiation from stars and galaxies in picures of the CMB?
Awarded Jul 16, 2022 at 17:33
Identify stars in image from James Webb
Awarded Jul 15, 2022 at 17:47
Apparent size of M31
Awarded Jul 15, 2022 at 1:27
What is the probability of a photon from one of these galaxies hitting the James Webb detector?
Awarded Jul 14, 2022 at 1:26
Why wouldn't an elliptical galaxy collapse back into a spiral galaxy?
Awarded Jul 13, 2022 at 20:10
How does the earth cast straight and reversed shadows on the moon?
Awarded Jul 12, 2022 at 0:40
Where's the matter that created the CMB?
Awarded Jul 8, 2022 at 12:03
Binoculars 10x50 in light polluted place
Awarded Jun 30, 2022 at 8:06
What does "to within less than about thirty Schwarzschild radii" mean?
Awarded Jun 27, 2022 at 22:52
JPL Horizons - "highly accurate measurements of planetary positions" - how do they do it?
Awarded Jun 26, 2022 at 16:01
Early Milky Way depictions after Herschel?
Awarded Jun 24, 2022 at 15:01
Trying to identify something I saw in the sky
Awarded Jun 22, 2022 at 2:40
(post deleted or otherwise unavailable)
Awarded Jun 21, 2022 at 11:47
Why when we look through a telescope in space, do the billions of stars not block our view from seeing further?
Awarded Jun 20, 2022 at 17:20
Are there any gaps in the range of gravitational wave frequencies we can detect?
Awarded Jun 18, 2022 at 6:43
What does "Effective radius of [CII] line is 1.4 kpc" mean?
Awarded Jun 17, 2022 at 1:41
How sure are we about the speed of light in vacuum in deep/far space?
Awarded Jun 16, 2022 at 16:03
What unit of year in JPL Small-Body Database Lookup?
Awarded Jun 14, 2022 at 4:35
Why is the summer solstice night shorter than the winter solstice day?
Awarded Jun 13, 2022 at 17:41
Why are asteroids so much richer in precious metals than Earth's crust?
Awarded Jun 10, 2022 at 9:55
What are those stars that cross the galactic center?
Awarded Jun 9, 2022 at 13:55
Is Optical VLBI theoretically feasible? If not why not?
Awarded Jun 7, 2022 at 9:51
Finding Scorpius in the Milky Way panorama
Awarded Jun 6, 2022 at 5:03
How it is not possible to say if Titius–Bode law is a "coincidence" or not?
Awarded Jun 1, 2022 at 10:52
Why not build a swarm of space telescopes?
Awarded Jun 1, 2022 at 3:25
How can a brown dwarf be more massive than a star?
Awarded May 30, 2022 at 9:56
How big is one arcsecond at various distances?
Awarded May 27, 2022 at 15:50
Is the center of our galaxy, the Sagittarius A* black hole a former star?
Awarded May 26, 2022 at 8:33
Why haven’t we observed supernova events of the hypothetical population III stars?
Awarded May 21, 2022 at 12:31
Is the scaling in this composite photo of the moon and the Andromeda galaxy reasonably correct?
Awarded May 19, 2022 at 16:20
What's the difference between an exoplanetary transit and eclipse?
Awarded May 17, 2022 at 16:43
Is it possible to measure galactic red shift using consumer telescope equipment?
Awarded May 5, 2022 at 13:08
Why isn't IMBH candidate GW190521 very "chirpy"? Which types of events will produce the most chirp-like behavior?
Awarded May 4, 2022 at 22:40
What is the **actual** average distance of the Moon from Earth?
Awarded May 4, 2022 at 10:41
The plane of revolution of planets around the Sun, and that of the solar system around the center of Milky way
Awarded May 4, 2022 at 4:26
Are white dwarfs made of carbon or electron degenerate matter?
Awarded May 3, 2022 at 22:25
Depth of gravitational well within our local Virgo supercluster?
Awarded Apr 29, 2022 at 4:57
Metallicity in gravitational wave astronomy
Awarded Apr 28, 2022 at 18:41
Rotation direction of Pulsars
Awarded Apr 26, 2022 at 12:12
Has a magnetic field flip of a distant star ever been measured?
Awarded Apr 23, 2022 at 22:57
What earth organisms might survive if they arrived on Mars?
Awarded Apr 23, 2022 at 20:31
Head on collision of two black holes
Awarded Apr 22, 2022 at 19:27
How do rocky objects between 1cm and 1m accrete to form planetesimals?
Awarded Apr 19, 2022 at 19:42
Doubt regarding size and shape of black hole images published by the Event Horizon Telescope (EHT)
Awarded Apr 19, 2022 at 19:42
How could low-gravity dust in the early solar system have formed hard stones?
Awarded Apr 19, 2022 at 6:25
How new is this crater?
Awarded Apr 15, 2022 at 17:27
Why do most dwarf planets have mass comparable to moon?
Awarded Apr 15, 2022 at 6:56
Compute Distance Between Stars
Awarded Apr 10, 2022 at 11:55
Is there a better explanation of this picture showing the very distant star "Earendel"?
Awarded Apr 8, 2022 at 19:42
How much larger will the "observable by us" universe be when JWST becomes operational?
Awarded Apr 3, 2022 at 20:05
What is this 877-year cycle in the orbits of Jupiter & Saturn, and this multimillion-year cycle in the lunar orbit?
Awarded Apr 1, 2022 at 5:36
Classifying 3C273 as a quasi-stellar object
Awarded Mar 29, 2022 at 21:08
On Mars, why are the seasons "strongly amplified" in the southern hemisphere and masked in the northern hemisphere?
Awarded Mar 28, 2022 at 12:11
Why isn't Spring equinox on 1st of April?
Awarded Mar 27, 2022 at 16:26
Are Buckyball-sized black holes possible?
Awarded Mar 25, 2022 at 14:10
If planets are ellipsoids why don't we have 3 diameters?
Awarded Mar 21, 2022 at 20:34
(post deleted or otherwise unavailable)
Awarded Mar 20, 2022 at 14:03
Why does the alignment evaluation image from JWST look like this?
Awarded Mar 18, 2022 at 11:10
How can I measure the angle between two stars?
Awarded Mar 17, 2022 at 14:10
Could dark energy be negative gravity?
Awarded Mar 15, 2022 at 10:03
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