The dwarf planet candidate, called ED138, appeared in telescope images and takes roughly 280 years to orbit the sun.

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

Balade Mentale explains how our solar system formed about 4.6 billion years ago from a cold cloud of gas and dust that ...

Researchers have discovered a white dwarf surrounded by a debris disk with 2 separate rings. It offers a possible glimpse of our solar system's future.

On Tuesday astronomers at the Vera C. Rubin Observatory announced the discovery of a new dwarf planet candidate in a distant part of the solar system beyond Neptune’s orbit. The new object doesn’t ...

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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 ...

It may not feel like it, but everything in the universe is in constant motion. Our Sun, with all its planets, orbits the center of the Milky Way, flying through the cosmos at around 450,000 miles per ...

Our solar system may contain a massive planet that no telescope has directly observed. Astronomers studying distant objects ...

The Sun’s death is not an event the planets will quietly survive—it is the trigger for their orbital undoing.” ...

This video depicts a simulation of millions of small solar system objects that astronomers said the Vera C. Rubin Observatory will discover in the next 10 years. Video via Jake Andrew Kurlander/ ...