Feed aggregator

Right now, one of the largest sunspot groups in recent history is crossing the Sun.

Anticrepuscular Rays over Sicily

Why does the Sun throw stuff at us? The Sun’s surface is a churning soup of energetic electrons and

What would it look like to fly past

Is this what will become of our Sun? Quite possibly.

What if you could see the entire sky -- all at once -- for an entire year?

Venus is now appearing on

Does this scene look familiar?

Do you see that blue blob to the lower right of the image center?

How did a hamster wheel get into space? The Hamster Wheel Nebula (Longmore 8) was

While cruising around Saturn, be on the lookout for

What's happening to this Sun-crossing rocket?

In an interplanetary first, on July 19, 2013

What looks as if it is going to swallow the great

Thor not only has

What happens to a comet as it leaves our inner Solar System?

It was visible around the world.

A darkened and mysterious north polar region

Within our own Milky Way galaxy, two bright, spiky stars stand

What is happening inside this unusual nebula?