NASA’s most recent photos of Pluto, captured by the New Horizons spacecraft, have revealed some of the most intriguing and ...

A newly detected planet beyond Pluto is not just expanding our understanding of the Solar System, it might be quietly rewriting it. Astronomers from the University of Taiwan recen ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

While space scientists today still argue about Pluto’s rightful place in the pantheon of planets—some say its geology is as rich as that of any planet—no one can deny its scientific intrigue.

James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

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

The universe is a complete unknown to humans. We are not yet able to control and understand the system in which Earth is located, as evidenced by the possible discovery made by a g ...

U.S. astronomers hunting for "Planet Nine" have instead stumbled on what appears to be a new dwarf planet in the solar system ...

The universe's vastness challenges human comprehension. It contains trillions of galaxies and countless stars. Pluto's ...

Scientists have unlocked one of the solar system's many secrets from an unexpected source: a planetarium show.

Schindler said the discovery of Pluto – even though Pluto now is designated ... “That’s just not how science is done,” he said. “Science is done by acclamation, not by voting, but ...