Hooray for the Mars Reconnaissance Orbiter! Ten years of ground-breaking science (and eye candy.)

The first flight test for the RS-25 rocket engine, which will power NASA's Space Launch System, is set for March 10th.

Martian colonists will need to grow their own food, and researchers in Netherlands are trying to understand how suitable Martian soil will be.

According to new research by an international team of scientists, early galaxies were characterized by mergers (aka. "hookups")

Reader images for today's amazing total solar eclipse from across the Pacific: the only total solar eclipse in 2016, and the last one prior to the return of totality to the United States on August 21st, 2017.

China's planned space telescope will dock with its space station for repairs and servicing.

Scientists will drill down into the site of the dinosaur-killing asteroid impact site to understand how life on Earth recovered.

Given its similarities to Earth, there are many who believe we should terraform Venus, making it live up to its nickname "Earth's Sister"

Our complete guide to the only total solar eclipse for 2016. With maps, webcasts, predictions and more.

CAPE CANAVERAL AIR FORCE STATION, FL - SpaceX's Falcon 9 finally put on a dazzling sky show after the commercial booster at last took flight on the fifth launch attempt, shortly after sunset on Friday, March 4, 2014.

A group of Russian engineering students hope to use crowdfunding to build and launch what may be the brightest satellite in the sky.

Final launch preparations are now in full swing for the ambitious European/Russian ExoMars 2016 spacecraft which has been encapsulated inside its payload launcher fairing and is slated to blast off for the Red Planet one week from now on March 14, 2016 from Kazakhstan.

Using Hubble, an international team of astronomers just observed the farthest galaxy ever seen in the universe, shattering the previous distance record

New images from NASA's New Horizons probe show possible clouds drifting lazily over Pluto's chill landscape.

CAPE CANAVERAL AIR FORCE STATION, FL - After enduring four launch scrubs caused by poor weather, misguided boaters, high level winds and propellant fueling problems, SpaceX put on a stunning sky show with tonight's sunset blastoff of their private Falcon 9 rocket boosting the high powered SES-9 commercial telecommunications satellite to orbit.

Aquarius ("The Water Carrier") stretches from the celestial equator to the southern hemisphere, and is one of the most-recognized of the 88 constellations.