asteroids

An artist's illustration captures an asteroid orbiting closer to the sun than Earth's orbit.

‘Planet-killer’ asteroids detected after being hidden by sun glare

Astronomers have detected three asteroids near Earth, two of which pose a potential threat as “planet killers” due to their larger and dangerous size, but don’t worry, says a NASA expert, they shouldn’t hurt us. According to findings published Monday in the peer-reviewed Astronomical Journal, the three asteroids – which belong to a group found …

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NASA's Lucy spacecraft says hello to Earth en route to study Trojan asteroids

NASA’s Lucy spacecraft says hello to Earth en route to study Trojan asteroids

NASA’s Lucy spacecraft captured this image (which has been cropped) of Earth on October 15, 2022, as part of an instrument calibration sequence at a distance of 380,000 miles (620,000 km) . The upper left corner of the image includes a view of Hadar, Ethiopia, home to Lucy, the 3.2 million year old human ancestor …

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