The Solar System is a weird place filled with incredible physics and geological oddities that often break down in human terms ...

The traditional Habitable Zone (sometimes called the Goldilocks zone) is kind of like a campfire. If you sit too close, you ...

Greek mythology has given a name to a great many objects in our solar system. But perhaps one of the least well understood ...

Out of the 6,000 known exoplanets, it's these rocky worlds that are most worthy of attention in the search for life beyond our planet.

Two planets crashed into one another in a violent, chaotic collision that astronomers recently witnessed 11,000 light-years away from Earth.

As an astrophysicist, my world revolves around the wonders of space and the mysteries of the universe. This means I can be a ...

Debate has raged for two decades over whether Pluto should be considered a planet. Some want President Trump to take action via executive order.

Mercury, Venus, and Mars sit within the same general neighborhood as Earth, yet each has followed a radically different path.

In the Northern Hemisphere, Earth’s axis of rotation, referred to as the “North Celestial Pole,” currently points to a spot on the celestial sphere near the star Polaris (the “North Star” or “pole ...

Discovered in 1930 at the Lowell Observatory, Pluto was demoted as a planet in 2006. Some want President Trump to take action ...

The inner solar system is home to four rocky worlds that formed under the intense heat of the young Sun. This video explores Mercury, the scarred planet that is slowly shrinking; Venus, where a ...