Large asteroid coming close, but zero chance of hitting us
An asteroid big enough to wipe out a city will zip harmlessly between Earth and the moon's orbit this weekend, missing both celestial bodies.
An asteroid big enough to wipe out a city will zip harmlessly between Earth and the moon's orbit this weekend, missing both celestial bodies.
Planetary Sciences
Mar 23, 2023
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NASA hit a bullseye in late September with DART, the Double Asteroid Redirection Test, which flew a spacecraft straight at the heart of a nearby asteroid. The one-way kamikaze mission smashed into the stadium-sized space ...
Astronomy
Oct 19, 2022
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Watching the skies for large asteroids that could pose a hazard to Earth is a global endeavor. So, to test their operational readiness, the international planetary defense community will sometimes use a real asteroid's close ...
Astronomy
May 31, 2022
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A small asteroid hit Earth's atmosphere over the Norwegian Sea before disintegrating on March 11, 2022. But this event wasn't a complete surprise: Astronomers knew it was on a collision course, predicting exactly where and ...
Space Exploration
Mar 15, 2022
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In the 1998 Hollywood blockbuster "Armageddon," Bruce Willis and Ben Affleck race to save the Earth from being pulverized by an asteroid.
Space Exploration
Nov 4, 2021
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In February of 2013, skywatchers around the world turned their attention toward asteroid 2012 DA14, a cosmic rock about 150 feet (50 meters) in diameter that was going to fly closer to Earth than the spacecraft that bring ...
Space Exploration
Oct 13, 2021
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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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Everyone likes a cool infographic, right? Does that statement hold even if the infographic points out a gap in our knowledge that could kill millions of people? Because that's what a cool-looking infographic NASA released ...
Planetary Sciences
Oct 20, 2023
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One of last year's space highlights was the NASA DART mission's collision with Dimorphos, the small moon of the binary asteroid Didymos (seen left). The impact measurably shifted the target asteroid's orbit around its primary ...
Space Exploration
Jan 19, 2023
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There's an old adage in the engineering field—what gets funded gets built. So it's sure to be a happy time over at the Planetary Society, as NEO Surveyor, the project the organization has primarily supported over the past ...
Space Exploration
Dec 27, 2022
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