The small world was found during a search for the hypothetical Planet Nine, and astronomers say the next time it will reach ...

NASA's Perseverance rover is exploring a new Mars region called Krokodillen, which is thought to harbor some of the oldest and most intriguing rocks on the Red Planet.

Our solar system’s origin story spans billions of years and involves clouds of gas, cosmic collisions, and planetary ...

Arevon Energy, Inc., a leading American energy developer, owner, and operator, is pleased to announce a $98 million tax ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar ...

We've rounded up the best telescopes for kids that make stargazing fun, easy and inspiring for the next generation of sky ...

A team of astronomers believe they may have discovered a new dwarf planet—just like Pluto—on the edge of our solar system.

The International Astronomical Union’s Minor Planet Center, which catalogs new moons and other small bodies in the solar ...

The Hubble Space Telescope time-lapse captured footage of Jupiter, Saturn, Uranus and Neptune. Credit: SCIENCE: NASA, ESA, ...

In 2006, the International Astronomical Union stopped classifying Pluto as our solar system’s ninth planet and demoted its ...