For centuries, humans have looked to the night sky searching for answers about the universe—and their place within it. For star astrophysicist Neil deGrasse Tyson, that instinct to explore remains one ...

An old NASA science satellite is no more. The U.S. Space Force says the Van Allen Probe A plunged uncontrolled from orbit on Wednesday, reentering over the Pacific west of the Galapagos Islands.

NASA scientists believe they’ve identified a kind of 'space battery' inside Earth’s magnetic shield, the same system that protects our planet from the Sun’s charged particles. So you might well have ...

A UC Santa Barbara graduate student alongside a local nonprofit research group have advanced the frontiers of physics while ...

Images captured in late 2022 by the DART spacecraft — an experiment that tested asteroid-deflection technology — moments before it deliberately struck the asteroid moon Dimorp ...

A newly discovered comet is rapidly brightening and could become visible from Earth — if it survives an extreme close encounter with the sun on April 4.

Studying the 2022 collision's effects can help scientists protect the Earth from celestial objects that might head toward us ...

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In 2022, a NASA spacecraft intentionally barreled into the tiny asteroid Dimorphos during a planetary defense test. New observations show how it went.

After 14 years in orbit, NASA's Van Allen Probe A satellite is expected to begin re-entering Earth's atmosphere on Tuesday.

NASA and the U.S. Space Force have been tracking a one in 4,200 chance that remnants from spacecraft can survive re-entry and harm someone on Earth. (NASA.gov photo) ...

A spacecraft could plunge into Earth’s atmosphere as soon as Tuesday. While most of the probe will likely burn up during reentry, a few components are expected to survive.