The newly identified cluster of Kuiper Belt objects lies about 4 billion miles from the Sun, offering fresh clues about how ...

At the farthest edge of the Sun’s influence, the Voyager probes have stumbled into something that sounds almost mythic: a ...

Interstellar comet 3I/ATLAS makes its closest approach to Earth on Dec. 19. Here's how you can track its progress both during ...

A look at the most-read space stories of 2025, covering satellite activity, space missions, scientific discoveries, and natural events observed from Earth ...

The universe is always moving. While we've found evidence of rogue black holes and planets, new research suggests that a passing star could be out there somewhere. Unfortunately, If it were to swing ...

A new study warns that massive solar storms could trigger a catastrophic chain of satellite collisions in low-Earth orbit ...

A new study warns a powerful solar storm could cripple satellite mega-constellations within days, as crowded orbits, lost ...

A new paper calculated a solar storm could bring down the planet’s satellite system in just three days, wreaking havoc on ...

A new study warns that a major solar storm could disable satellite controls and trigger cascading collisions in low Earth ...

Thanks to Einstein’s relativity, time flows differently on Mars than on Earth. NIST scientists have now nailed down the ...