20 Years on, the Future Is Bright for Exoplanet Science
Astronomers have now confirmed the existence of nearly 2,000 planets beyond our own solar system
Stories by SPACE.com
How to See Uranus, Mercury, Jupiter and Mars
The next week or two Uranus, Mercury, Jupiter and Mars are making notable appearances in the night sky
Amazing Jupiter Video Shows Slowing Shrinkage of the Great Red Spot
The Hubble Space Telescope reveals that the planet's trademark feature is still shrinking, but not as fast as previously observed
Leading Astronomer Violated Sexual Harassment Policies, Investigation Finds
University of California, Berkeley astronomer Geoff Marcy has apologized for "unwelcomed" interactions with female students
Astronomers Spy Unexplained Ripples Racing through an Infant Solar System
Moving at 35,000 kilometers per hour, the mysterious waves could come from stellar flares or unseen planets
Rare "Supermoon" Total Lunar Eclipse Thrills Skywatchers Worldwide
Space.com received images from lunar eclipse observers from across the U.S. and Canada as well as Mexico, the U.K. and elsewhere
Sunday's "Supermoon" Total Lunar Eclipse: When and Where to See It
The evening of September 27 will be the fourth time in the last 17 months that the moon becomes immersed in the Earth's shadow
"Supermoon" Eclipse Offers Risk, Reward for NASA Moon Probe
The Earth’s shadow will darken the Lunar Reconnaissance Orbiter in addition to the moon
Amazing Video Shows the Scale of the Solar System
In "To Scale: The Solar System" filmmakers Wylie Overstreet and Alex Gorosh, along with a few of their friends, build a size-accurate model of our cosmic backyard in Nevada's Black Rock Desert...
Jeff Bezos's Blue Origin Will Launch Rockets and Spaceships from Florida
The Amazon founder announced plans to fly a fleet of reusable spacecraft from the Cape Canaveral spaceport
Cassini Makes Final Close Flyby of Saturn Moon Dione
The spacecraft makes one last close flyby of Saturn's pockmarked moon Dione August 17, in search of direct evidence that the moon is geologically alive and active
Comet and Rosetta Spacecraft Make Closest Approach to the Sun
After more than a year in orbit around a comet, the European Rosetta spacecraft and its icy dance partner are hitting a huge milestone: their closest approach to the sun
Perseid Meteor Shower Set to Peak on Wednesday and Thursday
The Perseids are the most widely observed and dependable annual meteor display of the year
It's Official: The Universe Is Dying Slowly
Research reveals today's produced energy is only about half of what it was 2 billion years ago
Astronauts Take First Bites of Lettuce Grown in Space
Hydroponic farming is one small step toward self-sustaining space habitats
![NASA Camera Snaps Stunning View of Earth and Moon [Video]](https://static.scientificamerican.com/sciam/cache/file/F96B06C9-26E3-44AE-AF555BBC0EC06C66_agenda.jpeg?w=275&h=154&fit=crop)
NASA Camera Snaps Stunning View of Earth and Moon [Video]
The Deep Space Climate Observatory watches our planet from more than a million kilometers away
Deadly SpaceShipTwo Crash Caused by Co-Pilot Error: NTSB
A pilot error was responsible for the crash that killed one person and seriously injured another last October
Kepler 452 b: What It Would Be Like to Live on Earth's "Cousin"
NASA Ames researcher, former astronaut muse on the challenges and advantages of spending time on the high-gravity planet
SpaceX Rocket Explosion Likely Caused by Faulty Strut, Musk Says
Steel strut holding down a bottle of high-pressure helium snapped during ascent, though Dragon capsule would have survived if not for software glitch
![Mysterious Ice Plains Spotted on Pluto [Video]](https://static.scientificamerican.com/sciam/cache/file/4266682C-D6E1-4EAB-B72A34F95566586A_agenda.jpg?w=275&h=154&fit=crop)
Mysterious Ice Plains Spotted on Pluto [Video]
“Sputnik Planum” region is a vast stretch of icy plains whose surface is broken into cell-like polygon blocks by snaking troughs
