The discovery expands Uranus’s known family of satellites to 29, with the tiny moon measuring just 6 miles across.

The provisionally named S/2025 U1 is so small it had gone unnoticed by probes and telescopes for the past 40 years.

NASA’s James Webb Space Telescope discovered a tiny new moon, S/2025 U1, orbiting Uranus, raising its moon count to 29.

The powerful eye of the James Webb Space Telescope has allowed astronomers to spot a previously unknown moon whirling around ...

When NASA broke the news last week, astronomers and space fans alike did a double take: a brand-new moon hiding around Uranus, spotted not by a fly-by ...

That was made more pressing by the James Webb Space Telescope’s Near-Infrared Camera catching a dim, six-mile-wide moon ...

Comet 3I/ATLAS is captured in this image by the Gemini North telescope. The incredible sensitivity of Gemini North's ...

NASA's James Webb Space Telescope has detected a new moon, S/2025 U1, orbiting Uranus. This tiny moon, only 10 kilometers in ...

If you thought the Milky Way was grandiose in size, Quipu takes center stage right away. Quipu is the nickname for an immense ...

Astronomers captured a glimpse of the innermost layers of a massive star before it exploded in a supernova, changing their ...

NASA says its Perseverance rover on Mars has transmitted new imagery that forms one of the sharpest panoramas of the Martian ...

For the first part of August, the sights to see in the sky were for the early risers. In this last week of August, the sight ...