A new video shows us in striking detail where we live in the Universe. The post Our Place in the … More

A fifth force may exist that disrupts the predictions general relativity makes outside our own galaxy, on cosmic-length scales. University … More

"The results help to assess the survival ability and long-term stability of microorganisms and bioindicators on the surface of Mars, … More

Pour sa dernière visite rapprochée à Encelade, le 19 décembre 2015, Cassini a entre autres photographié une région qui intrigue … More

The bright star Sirius presides over an ancient burial mound in a dazzling new photo by project nightflight, taken at … More

(Phys.org)—Located about 510 light years from the Earth, Mu Centauri is a very interesting mysterious cataclysmic variable star. It is … More

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On Jan. 24, 1986, NASA’s robotic Voyager 2 probe zoomed by Uranus, giving humanity its first up-close look at the … More

Thirty years ago today, NASA suffered a spaceflight tragedy that stunned the world and changed the agency forever. NASA astronauts … More