Ganymede, Jupiter's largest moon and the solar system's largest, is bigger than Mercury and the dwarf planet Pluto, with a diameter of 5,268 kilometers.

Work from the DiSCo program (Discovering the Composition of Trans-Neptunian Objects) has uncovered the existence of three ...

The two exoplanets, or planets outside of our solar system, orbit a star called TOI-1453, which is slightly cooler and ...

For the first time, NASA’s James Webb Space Telescope has captured bright auroral activity on Neptune. Auroras occur when energetic particles, often originating from the Sun, become trapped in a ...

For the better part of a century, we believed there were nine planets in our solar system, with Pluto being the farthest from the sun. Since the discovery of more Pluto-sized dwarf planets, that ...

The Sun, the main source of light and energy, is the brightest object in our solar system, shining on and lighting up all other celestial bodies. Jupiter, the biggest planet in our solar system, ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system, according to a new study.

Victoria Airport Authority has unveiled the YYJ Solar System Pathway designed by 17-year-old Evan Papps, an aspiring ...

A combination of cosmic processes shapes the formation of one of the most common types of planets outside of our solar system ...

After decades of searching, astronomers have uncovered some of the strongest evidence yet of exoplanets orbiting Barnard’s ...