A study using the Very Large Array radio telescope may have discovered a magnetic field on exoplanet YZ Ceti b. Magnetic ...

From Viking to Perseverance, scientists have spent decades chasing chemical hints that could point to life beyond Earth.

In 2025, astronomers sharpened their view of the planetary system around Proxima Centauri — the sun's closest stellar ...

Rare wobbling jets detected in interstellar comet’s sun-facing tail The first such outgassing seen in a comet from another star system Rotation clues reveal faster spin of comet’s icy core ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

Futurist Michio Kaku sees humans doing ballet on Mars and projecting their brains into the cosmos. And aliens? Oh, they're ...

I/ATLAS has passed its closest point to Earth, meaning we will soon lose sight of it for good. Some scientists want to send a spacecraft to chase down the alien comet — or the next interstellar object ...

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

On Friday, December 19, 2025, comet 3I/ATLAS will make its closest approach to Earth. 3I/ATLAS can be found near the constellation Leo when it reaches its closest distance to Earth, overnight on ...

Hawaii’s Gemini North telescope has captured new images of interstellar comet 3I/ATLAS with a green glow as it remerges from ...

The mysterious interstellar comet 3I/ATLAS is making its closest approach to Earth on Friday, offering scientists a rare ...

NASA ’s James Webb Space Telescope has found the strongest evidence yet that a small, rocky planet outside our solar system ...