Outer Space

Adventure Through the Water Cycle With NASA's New Comic Book

The comic brings whimsy and fun into the story of the Global Precipitation Measurement satellite mission

A picture snapped by Spirit near Home Plate shows silica formations poking out of the soil, which may have been formed by microbial life.

Mysterious Martian 'Cauliflower' May Be the Latest Hint of Alien Life

Unusual silica formations spotted by a NASA rover look a lot like structures formed by microbes around geysers on Earth

Inside Infinite Harvest's 5,400 square-foot grow facility in Lakewood, Colorado.

Astronauts and Arugula: Using Space-Station Technology to Grow Food

Infinite Harvest, an indoor vertical farm in Lakewood, Colorado, provides a glimpse into the future of global large-scale food production

Earth as seen on July 6, 2015 from a distance of one million miles by a NASA scientific camera aboard the Deep Space Climate Observatory spacecraft.

The Curious History of The International Flat Earth Society

The recent resurgence of this ancient idea reminds us that flat Earth believers have a long history

This visualization, built using data from the Planck satellite, shows the swirls of the Milky Way's magnetic field. The orange region represents the galactic plane.

Where Are All the Aliens? Taking Shelter From the Universe's Radiation

Earlier life-forms across the cosmos may have faced thousands to millions of times the cosmic ray dose that we do today

The Znamya 2 mirror-solar sail, deployed.

How a Russian Space Mirror Briefly Lit Up the Night

In 1993, the 65-foot-diameter satellite, called Znamya, briefly lit the Earth like a giant orbiting night light

Rocky bodies that slammed into early Earth might have been integral in setting up the conditions for our magnetic field.

Humble Magnesium Could Be Powering Earth's Magnetic Field

The common element could have been driving the planet's dynamo for billions of years

Pictures? No problem. But don’t expect much information. A crew tends to the X-37B after it landed at Vandenberg Air Force Base in October 2014, after 674 days in orbit.

What’s the Secretive X-37 Spaceplane Doing Up There?

The Air Force isn’t saying, so we asked other spaceplane experts

NASA Captures Mesmerizing Video of Cascading Magnetic Arches on the Sun

Swirling magnetic waves triggered spectacular explosions on the sun’s surface

Half of NASA's astronaut class of 2013 are women.

Half of NASA's Newest Astronaut Class Are Women

38 years after NASA hired its first female astronauts, four women are training to go to Mars

An artist's rendition of Juno in orbit around Jupiter. The craft is powered entirely by the sun's rays.

Juno Is Now Humanity’s Furthest-Flung Solar-Powered Craft

Armed with over 18,000 solar cells, the Jupiter orbiter is taking solar-fueled space exploration to new lengths

An illustration shows the record-breaking supernova ASASSN-15lh as it would appear from an exoplanet about 10,000 light-years away.

Astronomers Have Found the Brightest Supernova Yet

The powerful blast is so weird that it could be a whole new kind of star explosion

Star Light, Star Bright, Here's Why the Heavens Look Brighter Tonight

It’s not just because the air is clearer

An artist's impression of Philae's landing on Comet 67P. Philae is the small craft beneath the Rosetta orbiter. It detached from Rosetta and landed on the comet on November 12, 2014. Now it may be out of contact forever.

Scientists Are Trying to Get in Touch With Philae One Last Time

As Comet 67P hurtles further and further away, it's taking the 'little lander that could' along with it

Adam Steltzner celebrates the successful landing of the Curiosity rover on Mars on August 5, 2012.

What Landing a Rover on Mars Teaches You About Leadership and Teamwork

In his new book, NASA engineer Adam Steltzner shares his insights on how to inspire people to make the impossible possible

A meteorite discovered in the Australian ouback on New Year's Eve.

4.5 Billion-Year-Old Meteorite Found in the Australian Desert

This 3.7 pound rock could help scientists learn about Earth's origins

What goes into a black hole never comes out. Or does it?

Stephen Hawking Thinks We Can Solve a Major Black Hole Mystery With Hair

No toupees needed, though. The "hairs" in question are minute changes in spacetime at the fringes of black holes

These cracks hint at subsurface seas.

Does Icy Pluto Have a Hidden Ocean? New Horizons Offers New Clues

Data from the NASA probe are helping to build a solid case for a liquid ocean inside the tiny, distant world

Get Excited for This Year's Space-Themed Stamps

The Postal Service honors NASA’s New Horizons Mission and Star Trek's premiere

A copy of a photograph of a solar eclipse taken by the English astronomer Arthur Eddington in 1919.

Long-Lost Photos of Eclipses and Stars Found in an Observatory Basement

The stash of old negatives includes a 97-year-old copy of the photo that helped confirm the Theory of Relativity

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