Miriam Kramer

NASA will launch the new TDRS-K communications satellite into orbit Wednesday (Jan. 30). But what exactly does the TDRS system do?

Researchers have found a new planetary system around a white dwarf.

The study of a planetary system might help explain why some planets have odd orbits.

The new photo shows a dense cloud in deep space lit up only by reflected starlight.

For the first time, researchers have evidence of auroras outside of our solar system.

Last night, Jupiter and the moon's close conjunction wowed stargazers.

The new NASA Exoplanet Archive lets anyone around the world sift through alien planet discoveries from the Kepler spacecraft.

Spaceflyers aboard the International Space Station are getting taking part in inauguration weekend.

The robotic "hedgehogs" could ride the Phobos Surveyor spacecraft to Mars in a few decades.

NASA's Solar Dynamics Observatory takes photos at a higher definition than Ultra-HD TVs can display.

NASA to roll out full-size space vehicle replicas, a 'Star Party' and 'Mohawk Guy.'

Leonardo da Vinci's masterpiece became the first laser message to a spacecraft.

A new temporary exhibit features never-before-seen artifacts from the space shuttle Enterprise.

The Obama Administration's refusal to build a real Death Star has provoked a disturbance in the Force.

By 2015, Russia will launch its first of four orbiters to the moon.

Astronomers have found 90 percent of the largest near-Earth asteroids that could threaten Earth.

A wildfire significantly damaged five buildings at Australia's Siding Spring Observatory.

The huge instrument is making good progress toward a planned 2018 launch, NASA officials say.

Once scientists find a possible Earth-twin, how will they be sure?

Astronomers have mapped out the weather of a brown dwarf in unprecedented detail.

Mayan astronomers accurately mapped the movements of heavenly bodies.

A Martian meteorite that landed in Morocco in 2011 is revealing the Red Planet's secrets

The Quadrantid meteor shower should put on a show late Wednesday and early Thursday (Jan 2 and 3).

NASA's Cassini probe has snapped stunning new views of Saturn and its moons.

Jesco von Puttkamer, a NASA engineer, died yesterday after a brief illness.