Featured in astrophysics
That groundbreaking photo of a black hole has raised some mighty big questions
“Nature is providing us with a sandbox.”
What shape is the universe?
There are three basic options, but one is more likely than the others.
A bizarre new theory connects supernovae explosions with humans’ ability to walk upright
We're going to need some more evidence.
The double-hinged door between astrophysics and the military
Excerpt: Accessory to War
Does a black hole ever die?
What we know about the mysterious life cycle of a black hole.
It’s rude to ask a galaxy’s age. Luckily, its shape offers a clue.
Younger galaxies appear flatter than their more well-rounded elders
It turns out our galaxy isn’t as special as we thought
It's just plane confusing.
That flickering ‘alien megastructure’ star is probably just dusty
We'll admit that space dust is slightly less cool than an alien civilization.
Strange signals were just spotted coming from a distant galaxy
But it's not aliens.
Space Shots: The Universe’s Best Images
A gallery of photos, visualizations, and other pictures of outer space.