With advance warning, however, steps can be taken to reduce the risks. If an electrical grid is running near capacity, for ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

NASA's new space weather missions aim to shield Earth from solar storms, preventing blackouts and safeguarding satellites, ...

NASA’s Habitable Worlds Observatory "will draw on technologies proven by the agency’s Hubble, Webb and upcoming Roman Space Telescopes," to search for life outside our solar system, according to the ...

In September 2025, scientists announced a surprising discovery: NASA's OSIRIS-REx mission — which collected samples from asteroid Bennu in 2020 — found tiny grains of stardust older than our Sun.

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We're working continuously to improve our search results. If you aren't finding what you expect, please use our feedback form to share the search query and expected result with us so we can improve. 1 ...

A comet known as 3I/ATLAS made news when it was confirmed to be the 3rd-ever object observed to have originated outside Earth's solar system. Though the object poses no threat to Earth, astronomers ...