The residents of Boca Chica didn’t ask Elon Musk to move in, but now his company is taking over.
NASA definitely wants to go to Mars. But does it need the moon to get there?
The spacecraft that captured the famous, fuzzy photo grows weaker each year, but the image still soothes.
An investigation into what really went wrong with Boeing's last space mission turned up serious issues.
Elon Musk’s plan for worldwide internet has sent bright artificial, lights streaking through the dark.
The newest images of the sun are so mesmerizing, it’s hard to stop staring.
After observatories retire, they can still spend hundreds, even millions, of years trailing the Earth.
... or, well, maybe not for 100,000 years
It’s not all President Trump promised, but it exists now.
A new observatory has been renamed in honor of Vera Rubin, whose work led astronomers to the mysteries of dark matter.
Astronomers are getting better at detecting smaller, weirder worlds.
Boeing was set to pass a meaningful milestone in spaceflight, but a glitch cut the mission short.
This was supposed to be the year NASA astronauts launched into space from U.S. soil again.
His space company, Blue Origin, is on the verge of sending tourists just past the boundary of Earth.
A spacecraft has finally gotten close enough to the sun to gather clues about some lingering questions.
It’s about to get lit on the International Space Station.
Why everyone’s mornings seem more productive than yours
A study has turned up a side effect of human spaceflight that no one had observed before.
With a successful first mission in the books, the crew of Apollo 12 was under less pressure.
A giant swimming pool is the best place on Earth for simulating weightlessness.
NASA has carried out its first all-female spacewalk, but hints of outdated thinking about women in space remain.