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The crater was first noticed because of a strange dip in Earth’s gravitational field. Back then, ground-based surveys using ...
NASA has shared the first closeup images of the Donaldjohanson asteroid, captured by its Lucy spacecraft on a recent flyby around 139 million miles (223 million km) from Earth.
2025 HU isn't the only asteroid approaching the Earth today. NASA is also tracking an airplane-sized space rock known as 2025 GD1, which is estimated to be about 86 feet across and will zip past the ...
The encounter will take place 139 million miles (223 million kilometers) from Earth in the main asteroid belt between Mars and Jupiter, so far away it will take 12 minutes for each bit of data to ...