Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...

A distant gas giant the size of 10 Jupiters is now the first planet outside Earth's solar system to be mapped in three ...

The passage of 3I/ATLAS through our solar system is not a threat this time, but it is a wake-up call. The alarm has rung. Are ...

We all picture the Solar System as a neat cosmic racetrack with planets orbiting the Sun on a flat, organized path. But have ...

NASA’s James Webb Space Telescope has captured the first detailed look at a carbon-rich disk surrounding the exoplanet CT Cha ...

Discover when and how to observe the interstellar comet 3I/ATLAS in the U.S. in late 2025. Learn about its features, viewing ...

Over the past seven decades, thousands of sophisticated spacecraft have been launched on ambitious missions to look down on ...

Astronomers have found GJ 251 c, a rocky planet. It is a super-Earth located only 18 light-years away. This planet is in its ...

Our solar system and galaxy were the first objects of study for what was going on in the universe. Among the various ...

Is 3I/ATLAS really an alien mothership? NASA and the scientific community weigh in on the controversial topic.

For years, scientists have viewed our solar system as isolated within the vast emptiness of space. But recent findings have ...

Another interesting consequence of relativity is that as time stretches out at high speeds, distances diminish. It’s hard to ...