Space & Physics
NASA Has Lost Hundreds of Its Moon Rocks, New Report Says
The report stresses the importance of stricter guidelines for the release of lunar materials to researchers, and more meticulous inventory procedures
Stories by SPACE.com
Space & Physics
Monster Black Holes Are Most Massive Ever Discovered
The discovery, of objects 9.7 billion solar masses large or more, suggests there is still much to learn about how monster black holes grow
Space & Physics
NASA's Mars Rover Curiosity Had Planetary Protection Slipup
The incident has become a lessons-learned example of miscommunication in assuring that planetary protection procedures are strictly adhered to
Space & Physics
Skywatcher Snaps Photos of Stranded Russian Mars Probe
A veteran satellite spotter tracked Russia's Phobos-Grunt spacecraft as it passed over the southern Netherlands on Tuesday
Space & Physics
Next Stop, Mars! Huge NASA Rover Launches toward Red Planet
NASA has launched its next Mars rover, known as Curiosity
Space & Physics
Solar Eclipse on Friday Could Wow Small Audience
This will be the fourth time that a new moon will orbit between the sun and Earth to cause a solar eclipse in 2011, just one eclipse shy of the annual max
Space & Physics
Fifth Giant Planet May Have Dwelled in Our Solar System
The work raises questions about whether super Earth-size objects existed in the early history of the outer solar system
Space & Physics
Moon May Outshine Leonid Meteor Shower Tonight
The best way to view the Leonids is to face the darkest part of the sky, away from the moon and the constellation Leo
Space & Physics
New Space Station Crew Launches in Spectacular Snowy Display
NASA astronaut Dan Burbank and Russian cosmonauts Anton Shkaplerov and Anatoly Ivanishin blasted into orbit on board a Russian Soyuz TMA-22 spacecraft
Space & Physics
Most Popular Skywatching Misconceptions Explained
Astronomy columnist explains why it's hot in July, why we can see satellites with the naked eye and why the North Star isn't the brightest, among other topics
Space & Physics
Russian Engineers Race to Save Troubled Mars Moon Probe
Phobos-Grunt appears to be stuck in Earth orbit. In two weeks, if its thrusters aren't restarted, the spacecraft will be lost completely
Space & Physics
Russia Launching Probe to Sample Mars's Moon Phobos Today
Lift-off from Kazakhstan's Baikonur Cosmodrome is set for 3:16 P.M. EST. The main goal is to grab some dirt from Phobos' surface and return the samples to Earth in 2014
The Sciences
6 Mock Mars Explorers Emerge from 17-Month "Mission"
Researchers will use the data collected throughout the Mars500 mission to better understand the physical and psychological challenges that astronauts will face on long-duration missions
Environment
NASA Climate Satellite Faces Big Job after "Absolutely Perfect" Launch
NASA Earth-observing satellites have had some bad launch luck. The new probe will collect data for short-term weather forecasting and long-term climate monitoring
Space & Physics
NASA Set to Launch Trailblazing Weather and Climate Satellite
It's the first probe ever built to track fast weather systems and long-term climate change
Policy
Chinese Moon Probe Tackling New Deep-Space Mission
Chang'e 2's mission may be a signal of China's expanding prowess in space and a showcase for the nation's strategic intentions
Space & Physics
First Commercial Spaceport Hangar Dedicated in New Mexico
The Spaceport America Terminal Hangar Facility will be used by Richard Branson's Virgin Galactic
Space & Physics
Dead German Satellite Will Fall to Earth This Week
The exact timing and location of ROSAT's atmospheric reentry are uncertain
Space & Physics
Russian Rocket Failure Shouldn't Force Space Station Evacuation, NASA Tells Lawmakers
The International Space Station likely won't have to be vacated next month
Space & Physics
A Day on Neptune Is Less Than 16 Hours Long
A new study finds that previous estimates for this gaseous planet's swirling rotation were inaccurate
