"planetary science"

In 1,000 days, on April 13, 2029, the near-Earth asteroid Apophis will make one of the closest flybys of a large asteroid ever predicted wit...

China’s Tianwen-2 spacecraft is about to arrive at Kamoʻoalewa, Earth’s mysterious “mini-moon,” to collect samples that may reveal a lunar o...

NASA researchers also tested out the Psyche spacecraft’s other instruments to make sure they were working.

A new study reanalyzing 14 years of Hubble data weakens evidence for water vapor plumes on Europa, though scientists say the possibility rem...

Earth’s aphelion on July 6 puts it farthest from the sun in 2026, but summer heat comes from Earth’s tilt, long days and direct sunlight in...