Astronomers have discovered a rare planet orbiting at a 90-degree angle around two brown dwarfs—marking the first evidence of ...

The first was a flyby of the asteroid Dinkinesh on Nov. 1, 2023. This coming Sunday, Lucy will zip past her second target, ...

NASA’s Lucy mission is about to fly past asteroid Donaldjohanson, a strange, elongated rock in the main belt. While this ...

NASA has defined asteroids as small, rocky objects that orbit the sun like planets, but they are much smaller in size. Most ...

NASA has just premiered Planetary Defenders, offering a fascinating look at the high-stakes work geared toward protecting Earth from any large asteroids discovered coming our way.

A planetary scientist explains new research explaining the differing compositions between space rocks that hit Earth and are ...

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The Southwest Research Institute-led Lucy mission is preparing to survey the next target in its epic 4-billion-mile, 12-year, 11-asteroid tour. On April 20, 2025, NASA’s Lucy spacecraft will fly past ...