SPACE

Linguists Say We Might Be Able to Communicate With Aliens If We Ever Encounter Them

Their theories are based on the idea that a "universal grammar" might hold true for both aliens and humans.

Now You Can Train to Be an Astronaut on Your Smartphone

Oh, and if you're good enough, Space Nation will send you to space.

If Earth is Always Moving, Then How Do We See the Same Constellations Every Night?

6700 mph is nothing in cosmological speeds and distances.

From left: Wally Schirra, Deke Slayton, Gus Grissom, Christopher Craft of the Mercury Operations Division, Gordon Cooper, Scott Carpenter, John Glenn, and Alan Shepard.

Were You Meant to Be an Astronaut? Try Passing NASA's Project Mercury Intelligence Test

Would you have been qualified to be an astronaut back in 1958?

How Do Astronauts Reenter Earth's Atmosphere Without Burning Up?

Fortunately, NASA likes to plan ahead.

NASA's Hubble Telescope Captures the Lagoon Nebula's Explosive Core

At the heart of this nebula lies a star that's larger and brighter than our Sun.

It's Official: Uranus Smells Like Farts

The planet's putrid atmosphere is a clue to where it first formed.

New NASA Satellite Called TESS Could Discover Thousands of New Planets

The new satellite follows on the heels of Kepler's discovery of more than 2,300 exoplanets over the last nine years.

Take an Ultra-Detailed Tour of the Moon With This NASA Video

You can even see equipment left by Apollo 17 astronauts.

You Can Now Book a Stay at the World's First Space Hotel

A 12-day trip will cost $9.5 million per person, and reservations for the first four months have already sold out.

Every Conversation That Happened During the First Moon Landing, Visualized

Yes, they talked about sandwiches.

NASA Could Be Sending Autonomous Bee Drones to Mars

The drones could work individually or collect data as a swarm.

Why Are There Shooting Stars?

Have you ever seen a flash of bright light streaking through the night sky? People around the world have different ways of explaining these so-called shooting stars.

How to Watch the Chinese Space Lab Tiangong-1 Plummet to Earth

The remains could land pretty much anywhere.

Gemini Observatory/NSF/AURA/Keck/Jen Miller

A Newly Discovered Galaxy Has a Shocking Feature—No Dark Matter

"The galaxy is a complete mystery, as everything about it is strange."

SpaceX's Falcon 9 Rocket Burned a 560-Mile Hole in the Atmosphere

The rupture was big enough to mess with GPS data.

Why So Many Aliens in Pop Culture Look Familiar

If we ever met an alien in person, it probably wouldn't look like E.T.

A Year in Space Changed How Astronaut Scott Kelly's Genes Behaved

NASA could use the results of its Twins Study to send humans to Mars.

Look Up! This Is Your Last Chance to See a Blue Moon Until 2020

Mercury will also be easy to spot on the night of March 31.

Hubble Telescope Image Shows Two Galaxies Colliding 350 Million Light-Years Away

The process will play out over millions of years.

Why Do Astronauts Wear Space Suits?

Space suits don’t just make astronauts look cool. Without these special suits, astronauts wouldn’t be able to leave their spacecraft.

Why Can I Sometimes See the Moon During the Day?

The Sun comes out in the morning and sets at night, and then the Moon rises. Right? Then how come we can see the Moon during the day sometimes?

10 Facts About the Dwarf Planet Makemake

The entire planet is only three times as long as the Grand Canyon.

Look Up! Residents of Maine and Michigan Might Catch a Glimpse of the Northern Lights Tonight

The celestial treat is usually reserved for Arctic audiences.

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