Large-scale map of dark matter reveals intricate cosmic web

These astronomers say this is the first direct glimpse at dark matter on large scales showing the cosmic web in all directions.

Look for alien artifacts on moon, says renowned scientist

If extra-terrestials visited the moon, they may have left tell-tale signs. It's worth a look, says a leading scientist, and won't cost much.

Space fans! Top 5 things to look forward to in 2012

EarthSky space blogger Laura Dattaro picks her top 5 most exciting things to look forward to in space science in 2012.

Lakes and storms on Saturn’s moon Titan explained

Saturn's moon Titan has an impenetrable methane atmosphere. Scientists explain mysteries of the "methane cycle" on Titan - a cousin to Earth's water cycle.

Final Orion spacecraft water landing test will happen January 6

The Orion crew capsule test conjures up memories of Apollo astronauts splashing down in the oceans in the '60s and '70s.

Zoom in on the Omega Nebula, star birthplace

This video was created from images captured by ESO's Very Large Telescope (VLT.) Zoom into the dusty pink core of the Omega Nebula, star nursery.

View from space: Comet Lovejoy video

Watch a video of how Comet Lovejoy looked to astronauts on the ISS

GRAIL spacecraft will use lunar gravity to peer inside moon

The GRAIL mission will study the moon's gravitational field via minute differences in the distance between the two craft as they orbit above the moon's surface.

New Year’s Eve fireball seen in Arizona, Colorado, New Mexico

Scientists believe the fireball seen New Year's Eve 2011 came from the asteroid belt. It disintegrated 82 km (51 miles) above Earth's surface.

Two GRAIL spacecraft on final approach to moon

The GRAIL spacecraft will use the moon's own gravity to study the lunar interior. They'll enter orbit New Year's Eve and New Year's Day.