New posts in Astronomy

How massive is the Sun compared to other stars?

Are there stars that wouldn't look white to the naked eye?

Astronomical sources of muons

Understanding the CMB background as a reference frame

How did Jocelyn Bell aim her radio telescope (phased array)?

Has Hawking radiation and black hole evaporation been observed by astronomers?

What is the evidence for a supermassive black hole at the center of Milky Way?

Why does the full Moon appear?

Why doesn't the ${\rm H}_2$ molecule have a permanent dipole while the neutral ${\rm H}\,{\rm\small I}$ has one?

How big would my telescope have to be if I wanted to see the Mars rover from my backyard?