Stars tell stories, guide explorers, and help scientists talk about the galaxy.
It doesn't take much to enjoy nature's fireworks.
Glance at the stars, glance back in time.
Look up! You could see two meteors each minute in the evening hours
The annual event peaks on Thursday
A Gallery Of Photos Curated By The Person Who Made Most Of Them
NASA will attempt to launch the unmanned capsule again on Friday morning
A gallery of photos, visualizations, and other pictures of outer space.
Otherworldly desktop backgrounds.
The show should peak around midnight on Tuesday on both U.S. coasts—and everywhere in between
In our galaxy, but still far, far away
Short on budget, the Space Launch System reportedly doesn't have a game plan
Megapixels: Binary stars are at the heart of this celestial crustacean.
Calling all astronomers, stargazers, and Neil deGrasse Tysons!
The agency is “years away” from building a replacement
Hubble Telescope will investigate further
Giant planet orbits three stars at once
It's an explosive detective story.
It could be the largest moon we've ever seen
But does it come with a complementary breakfast?
In person...or via livestreaming video
Scientists predict a new star will be born in a massive cosmic collision
What is the solar wind, anyways?
In the December 1980 issue of Popular Science, a 38-year-old theoretical physicist answers the ultimate question about the universe.