If you surfed the web this morning, you may have seen news of the latest existential threat to humanity: a "planet killer" asteroid named 2022 AP7.
Astronomy
Nov 2, 2022
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The first-ever mission to demonstrate an asteroid deflection technique for planetary defense has moved into the final design and assembly phase, following NASA's approval last month.
Space Exploration
Sep 7, 2018
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Around sunrise on Feb. 15, 2013, an extremely bright and otherworldly object was seen streaking through the skies over Russia before it exploded about 97,000 feet above the Earth's surface. The resulting blast damaged thousands ...
Space Exploration
Jun 28, 2018
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NASA's Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission has released its fourth year of survey data. Since the mission was restarted in December 2013, after a period of hibernation, the asteroid- and ...
Space Exploration
Apr 23, 2018
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After several months of downtime after Hurricane Maria blew through, the Arecibo Observatory Planetary Radar has returned to normal operation, providing the highest-resolution images to date of near-Earth asteroid 3200 Phaethon ...
Space Exploration
Dec 22, 2017
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Fewer large near-Earth asteroids (NEAs) remain to be discovered than astronomers thought, according to a new analysis by planetary scientist Alan W. Harris of MoreData! in La Canada, California. Harris is presenting his results ...
Space Exploration
Oct 19, 2017
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The huge, nearly 400-meter-wide asteroid Apophis is still on a list of hazardous near-Earth objects (NEOs), regarded as a potential threat to the planet. However, new calculations made by NASA's Jet Propulsion Laboratory ...
Space Exploration
Aug 14, 2017
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A few NASA-funded astronomer teams are always on the hunt for potentially hazardous near-Earth objects, asteroids and comets whose orbits periodically bring them within 30 million miles of Earth's orbit. At NASA, the Planetary ...
Space Exploration
Aug 2, 2017
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NASA is moving forward with a plan to develop a refrigerator-sized spacecraft capable of deflecting asteroids and preventing them from colliding with Earth.
Space Exploration
Jul 4, 2017
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NASA's Near-Earth Object Wide-field Infrared Survey Explorer (NEOWISE) mission has released its third year of survey data, with the spacecraft discovering 97 previously unknown celestial objects in the last year. Of those, ...
Space Exploration
Jun 5, 2017
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