The giant planets weren't always where we find them today. Jupiter, Saturn, Uranus and Neptune formed in a more compact ...

Once thought to be the debris of a destroyed planet, the asteroid belt is now understood as a region shaped by gravity, collisions and the powerful influence of Jupiter. Studying it helps scientists ...

Even the best telescopes can’t see exoplanets. It’s all about watching for jiggly stars, blue shifts, and transits.

The twin telescopes of the Gemini Observatory mark 25 years of discovery as students name distant nebula Ua ʻŌhiʻa Lan. The ...

A solar eclipse is one of the most exciting sky events your child can witness. Preparing them with fun facts not only builds curiosity but also teaches science in a memorable way. Here are 10 ...

Mercury is the innermost and smallest of the eight major planets in our Solar System, orbiting closest to the Sun. Though only slightly larger than Earth’s Moon, Mercury endures some of the most ...

New measurements of radio galaxies reveal that the solar system is racing through the universe at over three times the speed predicted by standard cosmology. Using highly sensitive data from multiple ...

NASA’s Goddard Space Flight Center shared the images of comet 3I/ATLAS. It's possibly as big as Manhattan, likely older than our own solar system and it's traveling through space at speeds of up to ...