Faculty of Physics, together with colleagues from Poland and other countries, have identified an exoplanet—a gas giant ...

Mercury doesn't give up its secrets easily. The smallest planet in our solar system is also one of the most extreme—a ...

Using NASA's Chandra X-ray space telescope, astronomers have discovered that a galaxy cluster is wrapped in an envelope of ...

Computer simulations show that planets could be flung out of the inner solar system, supporting the possible existence of a ...

OF201, the object belongs to the same all-star family as Pluto: dwarf planets. Its diameter, roughly 435 miles (700 km), is ...

Astronomers have uncovered a distant celestial body that may be a new dwarf planet, orbiting the Sun from more than twice the distance of Pluto. Found by researchers at the Institute for Advanced ...

Sunrise on Gale Crater paints Mount Sharp in rusty gold. Two hundred million miles away, back on Earth, a room of bleary-eyed ...

Scientists may have discovered a dwarf planet far beyond Neptune — an unearthing that may disprove a longstanding theory ...

Researchers believe that 2017 OF201’s highly eccentric orbit points to a chaotic origin, possibly caused by a gravitational ...

Researchers armed with the Hubble Space Telescope have revealed that some of Uranus' largest moons have one side brighter ...

The James Webb Space Telescope (JWST) has discovered that a hazy sky over frozen Pluto is helping to cool the dwarf planet's ...