New observations of WD 1856 b, a gas giant closely orbiting a white dwarf, offer a preview of what could happen to Jupiter ...

A giant planet circling a dead star should not be there. That was the puzzle hanging over WD 1856 b ever since astronomers ...

A gas giant planet called WD 1856b, orbiting the burned-out core of a dead, sun-like star. “It was unlike any other exoplanet ...

JWST confirmed WD 1856b migrated inward after its star died - a trick Earth can't pull off from inside the Sun's future kill ...

Mars is sold as humanity’s next home, but this video argues the real long-term prize may be Ceres — a 585-mile dwarf planet ...

In the course of studying planets beyond our solar system (6,316 confirmed exoplanets and counting), scientists have ...

A color-enhanced view of Ceres, the nearest dwarf planet to Earth, high­lights its Oc­ca­tor crater. Credit: NASA / JPL-Caltech / UCLA / MPS / DLR / IDA Pluto is the most famous dwarf planet, due in ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory about the possibility of a giant ninth planet. The dwarf planet's existence ...

New observations reveal that the far-flung object 2014 UZ224 (informally known as DeeDee, for "Distant Dwarf") is about 395 miles (635 kilometers) wide — big enough to claim "dwarf planet" status.

Our solar system is much like a trail of microcosmic breadcrumbs: Follow the molecular bits as far back as they go, and you'll learn a thing or two about where many of our planets and other celestial ...

The planet should not have survived the star's red giant phase—which sees a star balloon to more than 100 times its original ...

A rare type of plutonium has been found in the crust below the deep sea, offering new clues as to how heavy metals form in star explosions and mergers. Strange hexagonal diamonds may have been ...