What to Know About Kosmos-482, a Soviet Spacecraft Returning to Earth After 53 Years

Kosmos-482, which was headed to Venus, is expected to re-enter Earth’s atmosphere by the end of this weekend. Experts don’t yet know where it may come down.

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Eta Aquarids Meteor Show Peak: How and When to Watch

The Eta Aquarids will reach their peak Monday night into Tuesday morning.

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NASA’s Webb Telescope Spots Auroras on Neptune for the First Time

The James Webb Space Telescope identified the lights in the distant planet’s atmosphere, which could not be seen by earlier telescopes or spacecraft.

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Life’s Building Blocks Lurked Inside NASA’s Bennu Asteroid Samples

Scientists studying samples that NASA collected from the asteroid Bennu found a wide assortment of organic molecules that shed light on how life arose.

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Earth’s Mini-Moon Was Probably a Piece of Its Real Moon

Scientists think a small rock discovered near Earth last August was hurled into space by an ancient impact on the lunar surface.

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How to Watch the Quadrantids Meteor Shower, First of 2025, Peak Tonight

The Quadrantids might be one of the strongest showers this year, but poor weather could make them difficult to see.

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How to Watch the Ursids Meteor Shower as It Peaks During the Winter Solstice

The astronomical event, which overlaps with the Winter Solstice, is often overlooked because of the winter chill.

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The Geminids Meteor Shower: When and How to Watch Its Peak

The shower forms from the debris of an asteroid and peaks this weekend. But a nearly full moon could interfere with viewing.

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NASA and SpaceX Launch Europa Clipper to a Jupiter Moon

The spacecraft lifted off Monday on a SpaceX Falcon Heavy rocket, embarking on a nearly six-year journey to Jupiter.

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Uranus Might Have Experienced a Freak Event When Voyager 2 Visited

Much of the understanding of the seventh planet comes from a brief flyby nearly 40 years ago, which researchers now say overlapped with an exceptional solar event.

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