Space

Learn all about outer space: the stars, the planets, the sun and moon, and the many discoveries humans have made in the universe beyond.
Sign Up for Our Newsletter
Sign up for our newsletter for the latest sustainability stories and green living inspiration.
unsubscribe anytime
starry night sky in December
What to See in the Night Sky for December 2022
rooster weather vane with blood moon
What to See in the Night Sky for November 2022
starry night sky
What to See in the Night Sky for October 2022
night sky in the cornfield
What to See in the Night Sky in September 2022
illustration of a vast dust storm on Mars
Alfalfa May Be the Key to Unlocking Gardens on Mars
gazing at the night sky
What to See in the Night Sky for August 2022
James Webb space telescope first image
James Webb Telescope Captures Record-Breaking View of the Cosmos
Comet Neowise C/2020 F3 at sunset over misty mountains
What to See in the Night Sky in July 2022
campers under a starry night sky with illuminated tent behind them
What to See in the Night Sky for June 2022
blood moon at total lunar eclipse
This Weekend's 'Super Blood Flower Moon' Lunar Eclipse Promises a Dazzling Show
lavender fields at night in southern France
What to See in the Night Sky for May 2022
night sky with lupins in foreground
What to See in the Night Sky for April 2022
winter night sky
What to See in the Night Sky for March 2022
meteorite closeup
World's First Meteorite 'Treasure Map' Offers Clues to Help Researchers
photo of moon at night, surrounded by stars
Rogue Rocket to Collide With Moon in March
starry night sky over the Matterhorn peak in Zermatt, Switzerland
What to See in the Night Sky for February 2022
supernova
Explosive Final Moments of Giant Star Observed by Astronomers for the First Time
looking at the night sky in January
What to See in the Night Sky for January 2022
supermoon lunar eclipse over Berlin in 2015
November’s Blood Moon Partial Eclipse the Longest Since the 15th Century
man looking up at night sky
What to See in the Night Sky for November 2021
The United Launch Alliance (ULA) Atlas V rocket with the Landsat 9 satellite onboard launches, Monday, Sept. 27, 2021, from Space Launch Complex 3 at Vandenberg Space Force Base in California. The Landsat 9 satellite is a joint NASA/U.S. Geological Survey mission that will continue the legacy of monitoring Earth’s land and coastal regions.
'Eyes in the Sky': New NASA Satellite Will Watch Climate Change
full moon above cornfield
What to See in the Night Sky for October 2021
sunflowers at midnight
What to See in the Night Sky in September 2021
An illustration of an asteroid passing close to Earth
Despite the Headlines, 'Election-Day Asteroid' Poses No Threat
An illustration of a solar sail above the Earth.
What Is Solar Sailing, and How Does It Impact the Environment?
Highly detailed image of the NGC 2899 planetary nebula.
Extreme 'Space Butterfly' Captured by ESO Telescope
Earth Day moon tree planting.
Moon Trees: The Story of the Seeds That Went to Outer Space
Closeup of the Sun's solar storms and magnetic loops.
What's the Weather Like in Space?
Boy looking through telescope at night
What Does Mercury in Retrograde Mean?
Cherry blossoms with a bird sitting on a branch
7 Enlightening Facts About the Spring Equinox
5 Reasons Why the James Webb Space Telescope Is Such a Big Deal
A Timeline of the Distant Future for Life on Earth
Black Holes Power Some of the Brightest Objects in the Universe, So Why Is Ours So Calm?
The moon and Mars (lower right) as observed in July 2003.
How Moon Mining Could Transform the Economy and Space Travel
A model of James T. Kirk playing with a replica of the Starship Enterprise.
Why We Can't Stop Thinking About Warp Drive
NASA Images of Hurricanes From Space
What Is a Dark Star?
7 Weird Facts About Black Holes
Saturn space image
12 Incredible Images of Saturn
Silhouette of a person sitting on the ground looking up at star filled sky
Who Owns the Night Sky?
8 Amazing Auroras Seen on Earth...and Beyond
Green and purple northern lights over Greenland fjord
The 8 Best Places to See the Northern Lights
12 Spectacular Images From NASA's Spitzer Telescope
Venus illustration surrounded by starry sky
8 Surreal Images of Venus
four different images of planet Mercury from NASA on black background
9 Magnificent Images of Mercury
Can Life Emerge on a Planet Without Water? New Theory Says Yes
10 Spectacular Moons in Our Solar System
Why Nobody Can Explain the 'Moon Illusion'
Low sun peaking through snowy forest, creating shadows
8 Things to Know About the Winter Solstice
8 Images of Solar Eclipses
What's the Difference Between Dark Matter and Dark Energy?
9 Telescopes That Will Change How We See Space
What to See in the Night Sky in October
This African-American Female Scientist Helped Launch the Space Race
How and When to Watch the Best Meteor Showers
Kitt Peak Observatory under a starry night
12 Out-Of-This-World Observatories
How the Moon's Gravity Influences Earth
Can You Really Name a Star or Buy Land on the Moon?
Saturn Cassini
10 Stunning Discoveries About Saturn From the Cassini Mission