Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice ...

Scientists have revised the timeline for the approach of the rogue star Gliese 710, which is now expected to enter the solar system sooner than previously thought. This accelerated timeline has raised ...

“Comet 3I/ATLAS was full-on erupting into space in December 2025, after its close flyby of the Sun, causing it to ...

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets of worlds we may never see directly.

A spacecraft operated by the European Space Agency and the Japan Aerospace Exploration Agency has made its final flyby of Mercury, as scientists now work to guide BepiColombo into the planet’s orbit.

NASA’s Lucy spacecraft is set for a high-velocity encounter with the asteroid Donaldjohanson on Sunday, April 20, marking a critical waypoint in its 12-year, 4-billion-mile journey through the solar ...

New infrared observations reveal that the rare interstellar visitor known as comet 3I/ATLAS has dramatically brightened ...