Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what ...

A pair of nascent planets have been caught smashing together around the nearby star Fomalhaut, and in doing so have solved the puzzle of its famous ‘planet’ ...

This interstellar vagabond is only the third large interstellar visitor that we have ever discovered — an asteroid or comet ...

Comet 3I/ATLAS will get closest to Earth on Dec. 19, and astronomers will be watching.

The interstellar comet 3I/ATLAS has started to brighten and dim in a remarkably steady rhythm, repeating every 16.16 hours as it sweeps through the inner solar system. That optical heartbeat has drawn ...

Interstellar comet 3I/ATLAS reveals astonishingly rich organic chemistry, confirming that life's building blocks are ...

Astronomers have spotted an intriguing cluster of objects in the Kuiper belt, the enormous, donut-shaped region of icy objects beyond the orbit of Neptune. This latest “inner kernel” was identified by ...

A vast region of our solar system, called the Kuiper belt, stretches from the orbit of Neptune out to 50 or so astronomical units (AU), where an AU is the distance between Earth and the sun. This ...

The Kuiper belt, a disc of icy rocks on the outermost edges of the solar system, seems to have more structure than we thought. In 2011, researchers found a cluster of objects there on similar orbits ...

After seven years, Amazon’s satellite internet service now has an official name. After seven years, Amazon’s satellite internet service now has an official name. is a news writer covering all things ...

The way an asteroid spins -- either smoothly on its axis or in a chaotic tumble -- depends on how many times it has been hit by other objects in space. At the EPSC-DPS2025 Joint Meeting in Helsinki, ...