As more of the solar system has been explored and imaged, all kinds of geographical features have been mapped on many of our ...

The solar system's smallest planet is quickly approaching superior conjunction, so catch it in the morning sky while you can.

The solar system consists of our star, the sun, and everything bound to it by gravity: the planets Mercury, Venus, Earth, ...

In the darkness of Mercury’s long night, astronomers have detected a faint sodium glow trailing millions of kilometers behind ...

"We do not have a single sample, in the form of a meteorite, from Mercury and Venus," Yap tells Universe Today. "The building blocks of both planets are derived from the innermost solar system ...

Venus will partner up with the giant planets Saturn and Neptune to form a line up in the pre-dawn sky on May 8, with ...

A major portion of a controversial bill at the state Capitol in Sacramento that would have affected an estimated 2 million ...

Discover the planet that has the most moons. This planet is a ringed giant and the second largest in the solar system.

Discovered in 1930, Pluto was long considered our Solar System's ninth planet, but was unseated in 2006 after the discovery ...

A bright Moon dominates the sky, passing two bright stars as Juno reaches opposition and Mercury dips toward the horizon in ...

Discover the order of planets in the solar system. From Mercury to Neptune, explore our solar system and learn more about our cosmic home. The solar system is our cosmic neighborhood, made up of ...

Macduff met the Herald this week at the Jupiter basalt marker along the Columbia Park Trail, just east of the blue bridge. It ...