This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A ...

Snapchat Friend Solar System is a premium feature that lets you visualize your closest friends as planets that revolve around you.

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show.

Explore the stunning visual transformations of our familiar planets as they take on the role of Earth's moon.

I am an astrophysicist and astrobiologist with over 20 years of experience studying extrasolar planets – which are planets beyond our solar system. You may like ...

Venus is the hottest planet in the solar system due to its thick carbon dioxide atmosphere, trapping heat as part of a runaway greenhouse effect.

In this case study, the Project Productions Institute (PPI) led the development and study process of the Sherco Solar project in Sherburne County, Minnesota.

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

Wisconsin's Paris Solar-Battery Park, the state's first large-scale energy storage project, is now operational. The park's 12,000 lithium-ion batteries can power over 130,000 homes for up to four ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, researchers say.

This process, called accretion, is how everything in the solar system – planets, moons, comets and asteroids – came into being.

This process, called accretion, is how everything in the solar system – planets, moons, comets and asteroids – came into being.