Explore the vast reaches of space and mankind’s continuing efforts to conquer the stars, including theories such as the Big Bang, the International Space Station, plus what the future holds for space travel and exploration.
Aliens Might Look and Think Like Us, Courtesy of Natural Selection
Leonid Meteor Shower 2017: What You Need to Know
Imagining a Colonized Mars With Marshall Brain
Ridiculous History: 5 of NASA's Greatest Pranks
Nearby Earth-sized Alien World Orbits 'Quiet' Star, Boosting Habitable Potential
3-D Printing Your Own Tractor Beam Levitation Device
And it's just a galactic hop, skip and a jump away.
By Ian O'Neill Nov 15, 2017
The annual Leonid meteor shower is back, and peaks the in the early-morning hours of November 17 and 18. It's made up of tiny bits of debris from the comet Tempel-Tuttle.
By Patrick J. Kiger Nov 13, 2017
Neither massive planets nor tiny stars, brown dwarfs are entirely different substellar curiosities that possess qualities of both.
By Ian O'Neill Nov 8, 2017
What if natural selection is at work not only on our planet but on other habitable planets?
By Robert Lamb Nov 7, 2017
The very existence of this planetary heavyweight is puzzling astronomers.
By Ian O'Neill Nov 1, 2017
Why not cylindrical? Or even cube-shaped?
By Mark Mancini Oct 30, 2017
Despite increased production, a potential shortage of plutonium-238 fuel could jeopardize NASA's distant missions.
By Patrick J. Kiger Oct 24, 2017
When you think of NASA, you probably think of an all-around professional organization. And you're right. But, those astronauts like to have a lot of fun, too.
By Mark Mancini
Things are getting a little more interesting out in Pluto's neighborhood.
By Jesslyn Shields Oct 20, 2017
Get ready for the most powerful electromagnetic explosion the universe has ever known.
By Ian O'Neill Oct 19, 2017
Scientists are calling the collision they detected the "gift that will keep on giving."
By Ian O'Neill Oct 16, 2017
Every autumn, Earth passes through a stream of debris left by Halley's Comet, resulting in nighttime meteor showers in mid-October.
By Patrick J. Kiger Oct 16, 2017
Ripples in space-time traveled 1.8 billion light-years to wash through our planet on Aug. 14. And this time not two but three detectors picked them up.
By Ian O'Neill Sep 28, 2017
It turns out that not all supermassive black holes are devouring matter at the same breakneck pace.
By Ian O'Neill Sep 27, 2017
Now that Cassini has met its end by plunging into Saturn, it's time to reflect on what we've learned over the decades.
By Ian O'Neill Sep 21, 2017
The groundbreaking Saturn mission has come to an end, protecting Saturn's moon in its final plunge.
By Ian O'Neill Sep 15, 2017
In what's being called its 'grand finale,' the probe that's been orbiting Saturn for 13 years is taking its victory lap as it runs out of fuel.
By Patrick J. Kiger Sep 7, 2017
Forty years and counting! Can Voyager 1 make it another 10?
By Ian O'Neill Sep 5, 2017
Drop your keys and grab your skis. There's fresh Martian powder out there, as new NASA photos reveal in stunning detail.
By Chris Opfer Aug 28, 2017
On Friday, Sept. 1, a large asteroid named Florence will zip by at a distance of about 4.4 million miles (7 million kilometers) — a tiny distance relative to the entirety of the universe.
By Patrick J. Kiger Aug 25, 2017
When you're packing for space, you have to think about how every single item onboard can be reused repeatedly. And that includes your pee.
By Ian O'Neill Aug 24, 2017
You probably have several pairs of eclipse glasses left over from the big total solar eclipse. Don't trash them — recycle, reuse or donate them instead.
By Sarah Gleim Aug 23, 2017
The first total solar eclipse to cross the United States in almost 100 years leaves the country mesmerized.
By Sarah Gleim Aug 22, 2017
A newly discovered exoplanet is hotter than most stars, and may be possibly disintegrating because of it.
By Laurie L. Dove Aug 21, 2017
Hints of Einstein's general relativity have been detected in a black hole "laboratory" smack in the center of the Milky Way.
By Ian O'Neill Aug 16, 2017
How Much Will Americans Spend on Thanksgiving This Year?
Why Do We Do a Little Dance When We Have to Pee?
Mattel Honors Muslim-American Olympic Athlete With New Barbie