Astronomy Beta

Teacher

 Teacher
Answer a question with score of 1 or more.
Awarded 1690 times.
Can radioactive decay rates be confirmed by looking at supernova?
Awarded 8 hours ago
can we calculate the velocity of galaxies at the edge of the observable universe?
Awarded 16 hours ago
How did Astronomers deduce that the Sun was not a ball of fire?
Awarded 20 hours ago
Why does Io cast a hard shadow on Jupiter, but the Moon casts a soft shadow on Earth?
Awarded yesterday
Why does Io cast a hard shadow on Jupiter, but the Moon casts a soft shadow on Earth?
Awarded 2 days ago
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
Why isn't Eris considered a planet despite being the body of dominant mass?
Awarded May 19 at 8:05
Can you create an orbit in a space station using balls?
Awarded May 17 at 16:47
Why do our clocks not go out of sync with the day over a year?
Awarded May 12 at 21:05
When was the concept of rogue planets first theorized?
Awarded May 10 at 2:03
Why doesn’t the Sun fill the sky on Mercury?
Awarded May 8 at 22:20
How do we know pulsars have two beams?
Awarded May 8 at 21:31
Can we compress any object to create black Holes?
Awarded May 8 at 12:05
Why doesn’t the Sun fill the sky on Mercury?
Awarded May 8 at 9:56
Why doesn’t the Sun fill the sky on Mercury?
Awarded May 7 at 16:56
When was the concept of rogue planets first theorized?
Awarded May 7 at 11:11
Why doesn’t the Sun fill the sky on Mercury?
Awarded May 6 at 18:36
Why doesn’t the Sun fill the sky on Mercury?
Awarded May 6 at 15:42
Is it ever possible to see Earth's shadow on other planets?
Awarded May 6 at 5:42
Is it ever possible to see Earth's shadow on other planets?
Awarded May 6 at 3:12
Can you create a black hole using kinetic energy?
Awarded May 5 at 21:12
How do we measure the brightness of the stars?
Awarded May 3 at 17:10
Can I learn astrophysics and astronomy with my basic math?
Awarded May 2 at 23:56
How many stars are there max and average per galaxy?
Awarded May 2 at 9:50
Where can I find a catalog of all stars in the Milky Way?
Awarded Apr 27 at 19:02
Why do particles from a comet that result in meteor showers spread out mostly along the comet's orbit?
Awarded Apr 24 at 23:46
How can comets have tails if there's no air resistance in space?
Awarded Apr 24 at 8:50
If space is negative energy and matter is positive energy then does that mean the universe is finite?
Awarded Apr 18 at 14:41
When Betelgeuse goes supernova, will the explosion hit any neighboring stars?
Awarded Apr 13 at 10:55
Quantum tunneling in black holes
Awarded Apr 12 at 6:20
How many of the whole zodiac constellations can be seen in one single night?
Awarded Apr 7 at 15:40
Time vs magnification in a binary lens
Awarded Apr 2 at 4:50
During an eclipse, how big is the shadow of the moon on the earth?
Awarded Mar 31 at 21:50
Is the equinox absolutely true east everywhere?
Awarded Mar 31 at 17:55
During an eclipse, how big is the shadow of the moon on the earth?
Awarded Mar 31 at 1:10
Terrestrial Exoplanet Skies – I've Built a Visual Sky Chart. Is it Accurate?
Awarded Mar 30 at 11:10
Slow moving star like objects in the night sky
Awarded Mar 29 at 0:45
What is the gaseous-to-rocky ratio of exoplanets?
Awarded Mar 27 at 14:50
How much does cloud cover affect viewing the total eclipse
Awarded Mar 27 at 13:25
Assumptions necessary for the strong form of Olber's Paradox
Awarded Mar 26 at 18:35
What makes the Moon and Venus shine?
Awarded Mar 25 at 3:30
Convert Stellarium video capture to 360 for youtube
Awarded Mar 23 at 7:45
How is the Universe's Expansion Accelerating if the Hubble Constant is Decreasing?
Awarded Mar 20 at 2:50
Latitude, longitude and altitude of Ckoirama Observatory; where can things like this be looked-up?
Awarded Mar 19 at 23:00
If Alpha Centauri A's solar system exactly mirrored our own, what would we be able to detect?
Awarded Mar 17 at 16:50
Are there ways other than the collapse of a star which have been observed to form black holes?
Awarded Mar 14 at 0:20
What are some dark features on (or qualities to) the moon?
Awarded Mar 12 at 15:45
Is it dark inside the Sun?
Awarded Mar 7 at 2:25
How to be an astrophysicist?
Awarded Mar 3 at 4:50
How to be an astrophysicist?
Awarded Mar 2 at 18:50
How Does Earth Move In Relation To The Stars
Awarded Feb 26 at 21:55
Have there been studies of “old photons” to see just how constant things like Planck constant has been?
Awarded Feb 26 at 21:45
Sun constantly converts mass into energy, will this cause its gravity to decrease?
Awarded Feb 25 at 13:15
The recent results on Hubble constant measurements
Awarded Feb 22 at 18:45
Is the moon's orbit circularizing? Why does tidal heating circularize orbits?
Awarded Feb 19 at 3:30
Historical Day Lengths on Earth
Awarded Feb 14 at 20:40
1
2 3 4 5
…
29