A faint yet visible Martian aurora is the first instance of the phenomenon spotted from another planet's surface.

The idea was first hypothesized about 70 years ago. In a bizarre repercussion of Albert Einstein's Special Theory of ...

WD 1856+534b—a freezing world with a surface temperature of -125 degrees Fahrenheit—exists where planets are normally scoured ...

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

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

Mercury is one of the least visited planets in our solar system, but NASA’s MESSENGER mission changed that in 2011. It ...

Sami Whitcomb shared what her role will be with the Mercury, as they embark a championship quest in the 2025 season.

Low Earth orbit (LEO) is on the verge of a major expansion in crewed operations, but the proliferation of space debris could threaten these missions and create safety hazards for astronauts.

NASA's MESSENGER mission came to an end when the spacecraft intentionally crashed into the surface of Mercury. MESSENGER was ...

The Milky Way is known to host a diverse array of planetary systems, providing astronomers with extensive insights into how ...

The Phoenix Mercury will open their first season in 21 years without Diana Taurasi PHOENIX -- The Phoenix Mercury will open ...