NASA

The Fastest Way to Sync the Biggest Space Events of 2018 to Your Calendar

New year, new celestial events to get excited about.

In a composite photo, the International Space Station passes in front of the Sun during the total eclipse on August 21, 2017.

What We Learned So Far From The Total Solar Eclipse of 2017—And Why There's Much More to Come

"From a NASA perspective, there is no other single event that has informed so many scientific disciplines."

The Top 10 Science Stories of 2017

Science can't stop, won't stop.

The Fascinating Device Astronauts Use to Weigh Themselves in Space

When conventional scales don't work, they use this instead.

7 Surprising Facts About Pluto

Its atmosphere is electric blue.

Voyager 1's Back Thrusters Just Fired Up for the First Time in 37 Years

Imagine trying to start a car that's been sitting in a garage for decades—and the car is 13 billion miles away.

You Can Now Get Your Own Copy of the Voyager 'Golden Record'

Even Carl Sagan, who created it, was turned down by NASA when he asked for one.

A composite image of Uranus by Voyager 2 and two different observations made by the Hubble Space Telescope

8 Giant Facts About Uranus

FYI, this ice giant is not pronounced "your anus," but rather, "urine us" … which is hardly an improvement.

An artist's conception of the dwarf planet Ceres in the main asteroid belt.

8 Astounding Facts About the Asteroid Belt

The asteroid belt tells the story of the creation of the solar system.

Get in the Halloween Spirit With a NASA-Curated Playlist of Spooky Space Sounds

Plasma waves, stardust showers, and Jupiter lightning would sound right at home in a haunted house.

Thanks to NASA, the Search for Habitable Worlds Just Got Easier

And you know what that means: Aliens!! (Kind of.)

12 Out-of-This-World Facts About Carl Sagan

Did you know the famous astronomer campaigned for marijuana legalization? Read on for more little-known tidbits about Carl Sagan.

NASA, Wikimedia Commons // Public Domain

Here's How to Watch NASA's Livestream Spacewalk Series

Today marks the first of three spacewalks the agency will air in October.

Here's Where You Can Watch a Livestream of Cassini's Final Moments

The orbiter is about to send its last transmission after 20 years of exploration.

This portrait looking down on Saturn and its rings was created from images obtained by NASA's Cassini spacecraft on October 10, 2013.

9 Essential Facts About Saturn

On September 15, scientists will intentionally crash the Cassini spacecraft into Saturn. Mental Floss will be there in mission control as it happens. Here are some essential facts about Saturn to get you ready for the big event.

4 Expert Tips on How to Get the Most Out of August's Total Solar Eclipse

Don't make any rookie mistakes—or blind yourself—while viewing the upcoming eclipse.

NASA Could Send Your Tweet Into Deep Space

The #MessageToVoyager contest celebrates the 40th anniversary of the spacecraft's launch.

6 Memorable Letters From Neil Armstrong

Neil Armstrong, who would have turned 87 years old today, is remembered as both a "reluctant American hero" and "the spiritual repository of spacefaring dreams and ambitions."

Job Alert! NASA Is Hiring a 'Planetary Protection Officer'

Protect the planets, earn a six-figure salary—it's all in a day's work.

On This Day in 1958, NASA Was Created

Eisenhower signed the legislation largely in response to the USSR's various Sputnik satellites.

How to Make Sure Your Eclipse Glasses Are Safe

You don’t want to miss the biggest celestial event of the year, but you don’t want to risk your eyesight, either.

Gregory H. Revera, Wikimedia Commons // CC BY-SA 3.0

Study Suggests There's Water Beneath the Moon's Surface

And a lot of it.

On This Day in 1962, NASA Launched and Destroyed Mariner 1

A software error coupled with a radar failure led to the loss of NASA's first Venus probe.

NASA / SwRI / MSSS / Gerald Eichstädt / Seán Doran © PUBLIC DOMAIN

Here's the Closest View of Jupiter's Great Red Spot That Humans Have Ever Seen

The first raw images of the Earth-sized hurricane were released today. Thanks, NASA!

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