New evidence suggests Ceres could be one of the most important places to explore in the solar system. Donald Trump's ...

Ceres, the largest object in the asteroid belt between Mars and Jupiter, has long perplexed planetary scientists. Once considered a planet, then an asteroid, and now officially classified as a dwarf ...

Plus: The August Full Sturgeon Moon shines, the colorful double star Albireo sparkles, and Mercury reappears in the sky this ...

Piazzi died on July 22, 1826. Almost 200 years later, in 2006, Ceres was re-designated again, making Piazzi the first person to discover a dwarf planet.

With the new moon darkening the skies, you’ll have a rare shot at spotting the Milky Way, deep-sky galaxies, and even the ...

A telescope has discovered a new world on the edge of the Milky Way – potentially confirming the ‘Planet X’ theory. Beyond ...

Uncover fascinating and lesser-known facts about our solar system! Discover why you can't stand on Uranus, which moon has ...

Beyond Neptune, a smaller ‘ninth’ planet has been identified in the Kuiper Belt. If the object is confirmed as an actual planet, it would make it the ninth in our solar system ...

A newly discovered dwarf planet called 'Ammonite' (2023 KQ14) has been spotted in the outer solar system, and it could be another nail in the coffin for the Planet Nine hypothesis.

Space & Spaceflight Astronomers Discover Potential Dwarf Planet Lurking Way Beyond Pluto Named Ammonite, the distant object casts doubt on the existence of the elusive Planet Nine.

A team led by UdeM researchers confirms a fifth potentially habitable planet around L 98-59, a red dwarf 35 light-years away.

Theories about Planet Nine have been swirling for years, but this newly discovery planet might put those theories to bed for good.