NASA’s Messenger Spacecraft Detects a 10-Mile-Thick Layer of Diamonds on Mercury The innermost planet of our solar system, Mercury, is barely wider than the continental United States, and is often ...

Scientists confirmed Elon Musk’s warning that the sun will one day destroy Earth. New research reveals when life will end and ...

A U.S. spacecraft beamed hundreds of photos of Mercury back to Earth on Tuesday after a close encounter with the planet closest to the sun. The images show scientists never-before-seen landscapes on ...

Alongside a crescent moon, Mercury, Venus and Saturn will become visible to stargazers just before dawn on Friday morning. According to NASA, the planetary phenomenon will be clearest about 45 minutes ...

The asteroid, with a diameter of about 950 feet will come close enough to Earth on Friday to warrant astronomers keeping a ...

NASA's eight-rotor Dragonfly drone just finished a crucial test, which confirmed the spacecraft's design and will allow the ...

NASA's oldest full-time astronaut is back home and doing well a week after wrapping up a seven-month space mission.

61 years ago, humanity reached space for the second time with NASA 's Project Mercury. On the morning of May 5, 1961, naval aviator and test pilot Alan B. Shepard Jr. hopped onto the Freedom ...

Alongside a crescent moon, Mercury, Venus and Saturn will become visible to stargazers just before dawn on Friday morning. According to NASA, the planetary phenomenon will be clearest about 45 ...