No telescope? No problem. These astronomy apps turn your phone into a sky guide perfect for spotting stars, planets, and ...

Although the appearance of Sozin's Comet is one of the rarest events in Avatar: The Last Airbender, it has massive ...

Today, it’s believed that Jupiter and Saturn, the largest planets, were the first to fully form, both within a few million ...

The James Webb Space Telescope has observed two large planets at different stages of infancy - one with an atmosphere ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

A cloud of collapsing gas created our Sun, the first thing to form in our solar system. This happened about 4½ billion years ago. Then the planets began to emerge, as the billions of particles of gas ...

Possible New Dwarf Planet Spotted Near the Edge of the Solar System By Will Dunham WASHINGTON (Reuters) -Scientists have identified an object about 435 miles (700 km) wide inhabiting the frigid ...

Astronomers find evidence of a possible ninth planet beyond Neptune, reigniting the debate about the formation of the Solar System.

Astronomers have recently spotted one such object — a newly confirmed dwarf planet, named 2017 OF201, drifting far beyond Neptune’s ... at the edge of the solar system. The find came from ...

Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of collapsing gas created our Sun, the first thing to ...