Why is the sky near Antares and Rho Ophiuchi so dusty yet colorful?

Most photographs don't adequately portray the magnificence of the Sun's corona.

What's the magnetic field like in the center of our Milky Way Galaxy?

What's the magnetic field like in the center of our Milky Way Galaxy?

A bright spiral galaxy of the northern sky, Messier 63 is about 25 million light-years distant in the loyal constellation Canes Venatici.

Do black holes glow when they collide? When merging, co-orbiting black holes are sure to emit a burst of unusual gravitational radiation, but will they emit light, well before that, if they are surrounded by gas?

It was Halloween and the sky looked like a creature.

A flying saucer from outer space crash-landed in the Utah desert after being tracked by radar and chased by helicopters.