Scientists with the U.S. National Science Foundation have identified a large object in the outer reaches of the solar system ...

Artist's concept showing a very young star surrounded by a disk of gas and dust. (NASA/JPL) There are many contrasts between ice and fire in both real and fictional worlds – from the volcanoes of ...

Lying beyond Pluto, 2026 ED138 could be as large as 1,500 kilometers in diameter. Astronomers are still working to confirm ...

Astronomers using the Vera C. Rubin Telescope discovered a possible new dwarf planet that, if confirmed, could join 5 others ...

The findings are another clue towards understanding the origins of 3I/ATLAS and the planet-forming conditions around other stars.

Learn about 2026 ED138, a new dwarf planet candidate that may be one of the largest and brightest objects discovered beyond ...

Astronomers have uncovered evidence of a bizarre, potentially historic discovery: the first moon ever detected beyond our ...

Scientists may add a new dwarf planet to the official roster of our solar system. The distant, icy body, provisionally dubbed ...

Explore the scale of our solar system, from Earth and the Moon to the giant planets, Pluto, and the distant Oort Cloud. Discover how planetary sizes and distances compare, how long light takes to ...

Researchers have discovered a white dwarf surrounded by a debris disk with 2 separate rings. It offers a possible glimpse of ...

You can be moving at extraordinary speed and still feel completely stationary. The reason comes down to the difference between velocity and the changes in motion your body can actually detect.

The size of the solar system is defined by the volume of space over which the Sun’s influence exceeds those of other nearby stars in the Milky Way galaxy. This influence derives from two fundamental ...