Asteroid

Fix to Malfunctioning Lucy Probe Good Enough to Complete Asteroid Mission, NASA Says

Fix to Malfunctioning Lucy Probe Good Enough to Complete Asteroid Mission, NASA Says

Lucy is equipped with a pair of 22-feet-wide solar arrays on either side.Photo: NASA Just a few hours into its 12-year journey to Jupiter’s Trojan asteroids, the Lucy spacecraft ran into a problem. One of its solar arrays refused to fully open and mission controllers have been working on the problem ever since. There’s good …

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Near-Earth asteroid has a surface like a plastic ball pit

Near-Earth asteroid has a surface like a plastic ball pit

During the historic collection event, the sampling head of the OSIRIS-REx spacecraft sank 1.6 feet (0.5 meter) into the surface of the asteroid. Apparently, Bennu’s exterior is made of loosely packed particles that aren’t bound together very securely, based on what happened as the spacecraft collected a sample. If the spacecraft hadn’t fired its thruster …

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Meteorite Hunters Thought They Found the Origin of an Intense Fireball in Australia but They Were Dead Wrong

Meteorite Hunters Thought They Found the Origin of an Intense Fireball in Australia but They Were Dead Wrong

On Aug. 22, 2016, a fireball streaked across the sky over South Australia. A low, bright meteor. It was one of hundreds of space rocks that plunge through Earth’s atmosphere every year—and are big enough to survive the fiery descent. Earth is mostly water, so most meteors splash down into the middle of the ocean …

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