NASA's next-generation spacecraft is nearing completion and its first ambitious foray into space is planned for December. Continue reading →
The moon's largest mare, called Oceanus Procellarum, was thought to have been formed by a massive impact crater, but gravitational data from a NASA mission suggests otherwise. Continue reading →
Some craters can be deceiving. Continue reading →
On Sunday (Sept. 7), a house-sized interplanetary interloper will fly past Earth at a distance of only 20,000 miles -- that's one-tenth of the distance from the Earth to the moon. Continue reading →
Armchair astronomers can enjoy a cosmic double play tonight (Aug. 29), with back-to-back webcasts featuring faraway Neptune and a close-flying asteroid.
NASA is testing robots that will work together to find minerals, metals and more in space.
Dinosaurs would still be around today, and humans never would have emerged, if an asteroid hadn't struck Earth right when it did 66 million years ago.
A comet, that was once thought to be an asteroid, has shown its true colors and unfurled a beautifully bright tail as it makes close approach with the sun. Continue reading →
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