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Colossal Superflares Erupt from Sun-Like Stars
Superflares could pack the punch of 10,000 solar flares.
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The Angry Sun: How to Predict Space Weather
Learn about the people who watch what the sun is dishing out.
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Breathtaking View of Earth Taken by Russian Satellite
The photo was taken by Elektro-L No. 1, a Russian weather satellite.
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Sunday Solar Eclipse Visible from National Parks
Still looking for a good place to observe the solar eclipse this weekend? Try a national park.
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The 6 Most Likely Places to Find Alien Life
From Enceladus and Titan to Europa and Mars, here are the likeliest spots to find extraterrestrials.
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Private Rocket Launch Saturday May Herald New Commercial Sp...
An upcoming rocket launch could be a watershed moment for private spaceflight.
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TOP STORIES
SpaceX Launching Student Experiments and Emblems on 1st Spa...
How to Spot Asteroid Juno in the Night Sky
How Venus Transit of Sun in June May Help Find Alien Planets
Solar Showdown: How Well Do You Know Our Sun?
SpaceX to Space Station: Complete Coverage
IMAGE ALBUMS
Annular Solar Eclipse of May 20, 2012 (Photo Guide)
Photos: SpaceX Set for Historic Launch to Space Sta...
Gallery: Aliens Invade Earth in 'Battleship' Film
Gallery: SpaceX's 1st Mission to Space Station - Ho...
IMAGE OF THE DAY
Will It Go Round in Circles
TOPICS
SpaceX, Dragon Capsule & Falcon 9: Latest News
COUNTDOWNS
Vote Now! Best Space Stories of the Week - May 13, 2012
INFOGRAPHICS
Solar Eclipses: An Observer's Guide (Infographic)
WALLPAPERS
The Veil Nebula: Segment 3
Human Spaceflight
Smokey & Fire: Astronaut Launches Into Space wi...
Smokey the Bear has made it into space.
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New Astronaut Crew Launches Toward Space Station
New Astronaut Crew Launching to Space Station Tonight
Space Shuttle Enterprise Hoisted Off Jumbo Jet in New York City
Private Spaceflight
Private Space Taxi Builders Ponder Future Beyon...
Several companies are competing for funding under the next round of NASA's commercial crew program.
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SpaceX's 1st Private Capsule Launch to Space Station: How It Will Work
SpaceX's Private Launch to Space Station: How to Watch Online
SpaceX to Launch 1st Private Capsule to Space Station This Week
Science & Astronomy
Weird Galaxy Glows Bright in Amazing Telescope ...
The elliptical Centaurus A galaxy is located about 12 million light-years away.
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Star Factory Blazes Bright in Stunning New Photo
Mock Mars Rover Takes Desert Test Drive
Antarctica from Above: Watch the Birth of an Iceberg
Search For Life
Space Probe Fleet Idea Would Search for Mars Life
The BOLD mission would cost $300 million or less, researchers say.
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Ancient Mars Rocks Could Have Sheltered Life, Study Suggests
Europe to Explore Jupiter's Icy Moons with JUICE Spacecraft
Volcanic Rocks Could Have Nurtured Life on Earth & Elsewhere
Skywatching
Omega Centauri Shines Over Dark Forest in Skywa...
Omega Centauri, also known as NGC 5139, is the brightest and largest known globular cluster in the Mil...
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Orion StarBlast 6i IntelliScope Review | Find Best Beginner Telescopes
Meade StarNavigator 102 Review | Buy Best Telescopes for Beginners
Celestron NexStar 4SE Review | Beginner Telescopes for Amateur Astronomers
Tech & Robots
Spacecraft Repair Droids Could Give Satellites ...
ViviSat is developing a spacecraft to extend the lives of satellites in orbit.
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2,000 Apply for Jobs Building Asteroid-Mining Robots
Swarm of Tiny Satellites Would Serve as Soldiers' Eyes
How Telerobotics Could Help Humanity Explore Space
Reference
Lunar Eclipses: What is a Total Lunar Eclipse & When is the Next One?
Lunar eclipses occur when Earth's shadow blocks the sun. There are three types: The most dramatic is a total lunar eclipse. Find out when is the next one.
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Nicolaus C...
In the 1500s, when virtually everyone believed Earth was the c...
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Galaxies: ...
Galaxies are composed of stars, dust, and dark matter, all hel...
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Edwin Powe...
Often lauded as the father of modern cosmology, Edwin Powell H...
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The Androm...
The Andromeda galaxy is the most distant object in the sky tha...
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Galileo Ga...
Italian astronomer Galileo Galilei made a number of inventions...
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VIDEO
Will Inflatable Spacecraft Shield Survive Re-En...
Final preparations are underway for the launch of the Inflatable Re-Entry Vehicle Experiment (IRVE3). It will be launched aboard a sounding rocket and the materials that make up the inflated heat shield will...
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Strange Galaxy - Heart of the Ce...
The odd elliptical galaxy, Centaurus A (NGC 512...
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Birth of a Giant Iceberg – Unpre...
An enormous plain of Antarctic ice is splitting...
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Saturn's Oddball Moon Phoebe See...
Known for its backwards orbit around Saturn and...
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Blast Off! Expedition 31 Crew On...
Flight Engineers Joe Acaba, Gennady Padalka and...
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Space Shuttle Lifted From 747 In...
The Enterprise was "demated" from atop the Shut...
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Tractor-Trailer-Sized Asteroid Z...
A 42 foot space rock (asteroid 2012 JU) flew ab...
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Meteorite Fragments Searched For...
NASA Ames, the SETI institute and other organiz...
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Vesta - Stunted Sister of Earth ...
This ancient battered asteroid is an analog of ...
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RIP Envisat - 10 Years of Critic...
Europe's bus-sized Envisat satellite was launch...
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