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.

Mercury, the smallest planet in our solar system, has many features that have puzzled scientists for a long time. For […] ...

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 ...

Earth has four seasons, but do other planets in our solar system also have hot summer days and cold winter nights?

Mercury has the shortest and fastest orbit around the Sun and experiences dramatic temperature changes as it rotates. It is a world of extremes. Explore facts about our solar system's fastest planet.

But the Venera mission, which launched from Kazakhstan on March 31, 1972, failed long before the Soviets could attempt to ...

What is the hottest planet in the solar system? If you want to know which is the hottest star in the solar system, this ...

"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 ...