Three billion years ago, a sun -like star reached the end of its life, throwing off its outer layers following its red giant ...

Dwarf planet Ceres now appears less like a dead rock and more like a world that may have briefly brimmed with potential for life Ceres, the largest object in the asteroid belt between Mars and Jupiter ...

In approximately 5 billion years, the sun will deplete its hydrogen fuel and collapse under its own gravity, becoming a white ...

By combining the power of ground-based and space-based telescopes, astronomers have discovered a new brown dwarf—a type of ...

New observations suggest that the dwarf planet Makemake is surrounded by faintly glowing methane gas. Scientists are unsure if the gas is contained within a wispy atmosphere or being ejected into ...

Astronomers using the Hubble Space Telescope have uncovered the remains of a frozen, Pluto-like world being devoured by a distant white dwarf star.

The researchers said 2017 OF201 was identified in observations by telescopes in Chile and Hawaii spanning seven years. Scientists have identified an object about 435 miles (700 km) wide inhabiting the ...

A newly discovered warp in the outer Solar System may have been created by a small, rocky world, much closer to the Sun than ...

The planets have been nicknamed Earth's seven sisters. — -- An international team of astronomers has discovered seven potentially habitable exoplanets — or planets outside our solar system — that ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days — the ...

What can planets orbiting red dwarf stars teach scientists about planetary formation and evolution? This is what a recently submitted study hopes to address as an international team of researchers ...

WASHINGTON >> Scientists have identified an object about 435 miles wide inhabiting the frigid outer reaches of our solar system that might qualify as a dwarf planet, spotting it as it travels on a ...