MESSENGER Web Site
Shortly after 4 a.m. this morning, MESSENGER reached its greatest speed relative to the Sun. The spacecraft, nearly 70% closer to the Sun than Earth, was traveling nearly 140,880 miles per hour (62.979 kilometers per second) relative to the Sun. At this speed MESSENGER would traverse the distance from Earth to Earths Moon in only 1.7 hours! [more]
CICLOPS - Official Source of Cassini images of Saturn, its rings & moons
Captain's Log September 15, 2017 We Came. We Saw. It's Done. The end is now upon us. Within hours of the posting of this entry, Cassini will burn up in the atmosphere of Saturn ... a kiloton explosion, spread out against the sky in a meteoric display of light and fire, a dazzling flash to signal the dying essence of a lone emissary from another world. As if the myths of old had foretold the future
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