Everything you could want to know about Mercury in our solar system. Trump buys red Tesla Model S at White House alongside Elon Musk: 'I like signing a check!' How Honda is trying to become cool ...

Planets' temperatures are largely influenced by their structural characteristics and proximity to the Sun, however, Venus ...

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

Young, close-orbiting exoplanets known as sub-Neptunes may form farther from their stars and migrate inward or lose their ...

A new classification scheme may help us better understand planet formation — including the history of our own family of worlds.

The most elusive planetary aurora in the Solar System has finally been revealed in all its gently glowing glory.

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, ...

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.