3I/ATLAS has highlighted the incredible versatility of the many craft humans have sent out into our solar system.

Of the eight known planets in the Solar System, Mercury is the smallest and closest to our star, the Sun. Mercury has been known since the time of ancient Babylon, in the 14th century BC. Its name ...

If executed at the scale, Musk's orbital data center plan could have devastating effects on the environment and the ...

In late winter, the zodiacal light is visible in the evening in the Northern Hemisphere (false dusk) and in the pre-dawn ...

Planetary systems in the Milky Way galaxy tend to follow a particular pattern: rocky planets toward the center, closest to ...

All the “normal” matter, like the stars, gas, dust, and people, is called baryonic matter, and it’s basically the tiny visible fraction of a universe that’s mostly invisible and still not fully ...

Webb Telescope finds crystalline water ice around star HD 181327. This discovery could reveal how icy bodies contribute to ...

The next visible solar eclipse in North America is expected on August 12, 2026.

Planetary parades, or alignments, take place when major planets in the solar system appear aligned from our viewpoint on ...

A newly studied solar system breaks the usual planet pattern, raising fresh questions about how rocky and gas planets form.

With Area 51 ruled out by President Obama, where might aliens really be hiding? Scientists have now revealed the best candidates.