Europe’s Rosetta spacecraft has resumed its decade-long journey to meet up with the inbound comet 67P/Churyumov-Gerasimenko, which recently re-emerged from behind the sun. Continue reading →
A giant clump of carbon monoxide found around a nearby star hints at collisions between comets and the presence of a massive hidden planet. Continue reading →
There's no evidence for the existence of Planet X, despite a NASA space telescope’s best efforts to track it down.
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.
Europe’s Rosetta spacecraft ended a nearly three-year hibernation on Monday to prepare for an unprecedented mission to orbit a comet and dispatch a lander to the surface. Continue reading →
Europe’s Rosetta comet probe is due to end 31 months of deep space slumber with a wake-up call at 5 a.m. EST on Monday.
Europe’s Rosetta spacecraft is due to receive a wake-up call in January, ending its hibernation in preparation for an unprecedented mission to not only put itself into orbit around a comet, but also send a lander to the comet’s body.
The famous Star Of Bethlehem that, according to religious texts, heralded the birth of a King. But what was the astronomical event that sparked a legend?
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