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Space
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.
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Do Astronauts Need Sunscreen in Space?
We know space is awash in ultraviolet radiation. So how are astronauts protected from all those UV rays?
The Superb Moon Quiz
In the darkness of space, we’re comforted by our moon, the circular inspirer of song lyrics, poetry, and wannabe astronauts. But what do you really know about the moon and its history? Take this quiz to find out.
One Family Has Sent Flowers to NASA for More Than 30 Years
The Shelton family from Texas sent their first bouquet in 1998 after the Challenger disaster. And they haven't stopped since.
The Lunar Library: A Backup of Human Knowledge Is Going to the Moon
The moon's getting a new, space-proof library that will serve as an archive for all humanity.
Hunting for Martians in the Most Extreme Desert on Earth
Rovers are getting some practice hunting for microbes here on Earth before they head to Mars in 2020.
NASA Preps to Send People Back to the Moon
NASA is hoping to begin sending scientific probes to the moon in 2019 on private spacecraft, in preparation for a manned lunar mission in 2028.
The World Cries as 'Oppy' Dies
NASA's Mars rover Opportunity's last words were: "My battery is low and it's getting dark."
Lava Tubes on Earth Could Prepare Us for Life on the Moon and Mars
By studying these geological formations here on Earth, we may be able to learn how to live on other planets.
Our Milky Way Is Warped Like an Old Vinyl Record
It's tricky to see the true shape of the Milky Way when you're stuck inside it. So how did scientists figure it out?
Earth's Oldest Rock May Have Been Discovered (On the Moon!)
The Apollo 14 mission landed on the moon in January 1971, but what the astronauts brought back could be making history now.
Where Did THAT Come From? Hubble Discovers Galactic Neighbor Bedin 1
On a galactic scale, that's kind of like finding a tree in your backyard that you'd never seen before.
Saturn's Rings Will Exist for Just a Blip in Time
No worries though. Jupiter, Neptune or Uranus could create their own beautiful, bright ring display in the distant future.
Mark Your Calendars for These Space Events in 2019
From rocket launches and eclipses to meteor showers and lunar landings, these are the space events you won't want to miss in 2019.
Barnard's Star B May Host Primitive Life, Kind of Like Europa
Things just got more interesting on this enigmatic exoplanet.
Does the Sun Rotate?
Like Earth, the sun does rotate, but in a different way.
After the Sun Dies, It'll Become a Stellar Crystal
Those stars twinkling in the nighttime sky may actually be crystal spheres. And our beloved star is headed in that direction, too. Eventually.
Orion Nebula Is Scene of Epic Star Battle
In this stellar nursery, firstborn stars are ruthless.
Chinese Spacecraft Lands on the Far Side of the Moon
The China National Space Administration makes history — and shows the world the dark side of the moon.
What Are the 'Blueberries' on Mars?
Scientists are still trying to come up with a conclusive explanation for the Martian blueberries.
This Is a First: An Image of the Sun's North Pole
The image, which was created by the European Space Agency, shows the blazing hot orb's northern-most region for the very first time. Pretty cool stuff.
Voyager 2 Goes Interstellar, Just Like Voyager 1
That means it takes nearly 17 hours for a radio signal, traveling at the speed of light from Earth, to reach Voyager 2.
Gravitational Waves Are Lifting the Veil of Cosmic Darkness
We've identified 11 different times gravitational waves have passed through Earth. Yep, we're getting good at detecting these ripples in spacetime that Einstein predicted.
How Much Starlight Has Been Emitted Since the Beginning of Time?
It is a mind-blowing amount.
NASA's InSight Will Probe Mars' Quakes, Temperature and Wobble to Understand Its Origins
After cruising 300 million miles and spending seven months in space, the InSight spacecraft successfully touched down on Mars' surface. How awesome is that?
Hungry 'Hot DOG' Eats Nearby Galaxies, Fattens Its Black Hole
And this hot DOG's ferocious appetite shows no signs of slowing down.
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