Forget finding Earth 2.0 around a Sun-like star. Some astronomers aim for more exotic fare, searching for exoplanets around white dwarfs and pulsars. These studies could also teach us about the solar system’s fate.
A record-breaking black hole lurking at the center of a compact galaxy weighs about 17 billion Suns, a new study finds. Now astronomers are wondering: how did such a small galaxy come to harbor a leviathan?
Watch today's total solar eclipse even if you haven't traveled Down Under. At 3:35 p.m. EST, the Moonwill cover the Sun for a maximum of 4 minutes and 2 seconds. Two sites will let you see the spectacle live online.
Astronomers at Big Bear Solar Observatory in sunny California have upgraded their 1.6-meter telescope with a new adaptive optics system. The scope is now producing the highest-resolution images ever taken of the Sun.