Elara Greystone

Latest Articles

What is the theory of core collapse supernovae?

What keeps the stars in a galaxy together?

Which type of galaxy is likely to form the fewest stars?

What is found in a spiral galaxy?

Which planet is most likely to be terraformed?

What is the Local Group in the universe?

Does NASA hire astrochemists?

What is the largest structure in our universe?

How bright can a supernova get?

What is the apparent great circle annual path of the Sun in the celestial sphere as seen from the Earth?