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

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

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

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

A new study warns a powerful solar storm could cripple satellite mega-constellations within days, as crowded orbits, lost controls, and rising collision risks threaten to trigger a cascading space ...

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 "House of Cards" is a wonderful English phrase that it seems is now primarily associated with a Netflix political drama. However, its original meaning is of a system that is fundamentally unstable.

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

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

While the Voyager spacecraft are constantly traveling out of the Solar System, sometimes they are getting closer to Earth.

What happens at the end of our world? Scientists have found an Earth-like planet orbiting a star 4,000 light years away from the solar system that may reveal our planet’s ultimate fate. The rocky ...