As winter descends on Mars' southern hemisphere, forming tell-tail frost in the lengthening shadows, the opposite is true in the northern hemisphere -- spring has sprung and the northernmost dunes are beginning to thaw.
The number of known planets beyond the solar system took a giant leap thanks to a new technique that verifies candidate planets found by NASA’s Kepler space telescope in batches rather than one-by-one.
Water vapor has been detected in the atmosphere of one of the first alien planets ever identified by astronomers.
Europe's Rosetta comet-chasing mission is a triumph in engineering, but none of it would have been possible without an intimate knowledge of Kepler's laws of planetary motion.
If your sky is clear tonight (Feb. 10), be sure to check out the southeast sky about an hour or so after sundown for an eye-catching site: Jupiter and the moon shining together.
Earth may be a nice and cozy place for life as we know it to evolve, but is it really the best place for life to thrive? Probably not, say two researchers. Continue reading →
Telltale evidence of the solar system’s traumatic childhood can be found in the main asteroid belt, which contains a far more integrated assortment of bodies than previously believed.
An enormous ring of dust and gas encircling a distant star may be forming planets at this very moment. Continue reading →
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