Space

Discovered in 1999, the Nebra sky disk is the oldest-known graphic of the universe in human history.

As kids, we’re taught that to determine the volume of an unusual object, we can measure the amount of water it displaces. Now, scientists are using similar logic to determine the weight of a truly unwieldy subject: the Milky Way galaxy.

The astronauts on NASA’s Apollo 10 mission in May 1969 paved the way for a pivotal moment in human history. But in the process, they introduced an entirely new kind of space exploration mystery.

Recordings released by NASA show just how noisy space can be if you know how to listen.

NASA, ESA, and Hubble Heritage (STScI/AURA), W. Blair (STScI/ JHU) and R. O'Connell (UVA) / TASCHEN

On April 24, 1990, the Hubble Telescope hitched a ride aboard the space shuttle Discovery and began its ascent into low-earth orbit, where it has remained ever since.

When a presidential candidate says adults in America are suffering from a "fun deficit," you know it's time to take the issue seriously. The following 20 camps are alternative ways to spend your allotted vacation time.

It’s called the ISSpresso, and it arrived at its destination this morning.

Each year new scientific discoveries make our very own Solar System look soggier, more hospitable, and more ripe for it.

Curiosity Rover, Sol 127: Driving toward Yellowknife Bay — Accessed from Analyst’s Notebook”

For all its historic achievements, an area where NASA deserves more credit is the sheer volume of data it releases to the public, free of charge.

It wasn't always this way...but it has been for a super-long time.

Today marks the 16th anniversary of the first space shuttle flight to assemble the International Space Station. Let’s celebrate 16 years of the ISS with 15 things you may not have known about the world’s shared space station.

Rosetta snaps a selfie. Courtesy ESA/Rosetta/Philae/CIVA.

"It is like the difference between what you can learn taking pictures from an airplane versus a geologist digging directly into the ground.”

NASA/Colorado School of Mines/MIT/JPL/Goddard Space Flight Center

From the plush dinosaur the SpaceX crew brought aboard to the sandwich John Young smuggled into space, humans have sent some intriguing items into the cosmos.

Like a galactic purge, all the matter and light sucked in by the black hole is now spewed outward.

Today, the second man to walk on the Moon did a Reddit AMA. Here are a few things we learned.

See the Oldest Depiction of the Universe in Human History

Scientists Weigh the Milky Way

Watch an Insanely Beautiful Time-Lapse Video

The Floating Poop Mystery That Has Haunted NASA Since 1969

NASA's Plan for What to Do if an Astronaut Loses It in Space

This Is What Space Sounds Like

15 Magnificent Images from the Hubble Telescope

20 Adult Camps for the Young At Heart

An Espresso Machine Designed for Space Travel

The 4 Most Likely Places to Find Life Outside Earth

5 Research Tools for Studying the Universe

How Are Moon Maps Made?

Brewery To Sell Beer That Has Been To Space

Why Do We Only See One Side of the Moon?

Neil Armstrong's Widow Finds Forgotten Trove of Apollo 11 Artifacts

Hubble Snaps Another Gorgeous Pic of "Pillars of Creation"

15 Out-of-This-World Facts About the International Space Station

Why Did We Land on a Comet?

Astronauts on the ISS Put a GoPro in a Sphere of Water

Scientists May Have Figured Out What Caused the Man on the Moon

17 Odd Things We've Sent to Space for Some Reason

When a Black Hole Dies, Is a White Hole Born?

Recipes from History: Launch Beans

18 Things We Learned from Buzz Aldrin's Reddit AMA