Stories by SPACE.com

The Hubble Space Telescope reveals that the planet's trademark feature is still shrinking, but not as fast as previously observed

University of California, Berkeley astronomer Geoff Marcy has apologized for "unwelcomed" interactions with female students

Moving at 35,000 kilometers per hour, the mysterious waves could come from stellar flares or unseen planets

Space.com received images from lunar eclipse observers from across the U.S. and Canada as well as Mexico, the U.K. and elsewhere

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

The Earth’s shadow will darken the Lunar Reconnaissance Orbiter in addition to the moon

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

The Amazon founder announced plans to fly a fleet of reusable spacecraft from the Cape Canaveral spaceport

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

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

The Perseids are the most widely observed and dependable annual meteor display of the year

Research reveals today's produced energy is only about half of what it was 2 billion years ago

Hydroponic farming is one small step toward self-sustaining space habitats

The Deep Space Climate Observatory watches our planet from more than a million kilometers away

A pilot error was responsible for the crash that killed one person and seriously injured another last October

NASA Ames researcher, former astronaut muse on the challenges and advantages of spending time on the high-gravity planet

Steel strut holding down a bottle of high-pressure helium snapped during ascent, though Dragon capsule would have survived if not for software glitch

“Sputnik Planum” region is a vast stretch of icy plains whose surface is broken into cell-like polygon blocks by snaking troughs

After nine years, 4.8 billion kilometers and $700 million the New Horizons mission has officially begun to execute its sequence of Pluto flyby observations

The field is 27 times more powerful than Earth’s and sits at an angle on the planet, changing chaotically as it interacts with the solar wind

A spacecraft set to fly by Pluto next week has returned photos that reveal more detail of four large dark patches near the equator

New Horizons went into “safe mode” on Saturday but the probe should be back to normal science operations by Tuesday, exactly one week before it performs the flyby 

The Rosetta spacecraft, currently orbiting Comet 67P/Churyumov-Gerasimenko, has spotted 120 bright, reflective spots on the surface of the comet, for which water ice is a plausible explanation

SpaceX holds a $1.6-billion NASA contract to fly at least 12 unmanned unmanned runs to the space station; the previous six flights had all been successful