NASA announced Tuesday the dismissal of its chief scientist and others to comply with orders from President Donald Trump, ...

March brings thrilling celestial events, including a rare chance to spot Mercury, a stunning total lunar eclipse, and ...

There are 10 major NASA facilities, including the Kennedy Space Center in Florida and the Johnson Space Center in Houston. October 4, 1957 - The Soviets launch Sputnik 1, the world’s first artificial ...

The First Five Years" commemorates NASA's achievements from its inception in 1958 to its fifth anniversary in 1963. It ...

After Friday's spectacle, a "planet parade" of this size won't appear in the night sky for several years, experts say.

United States Project Mercury," released in 1960, documents the rigorous training of America's first seven astronauts as part ...

Mercury, the first planet from the sun, is about to stand out among the stars this week. But this brightness is not expected ...

Heads up, skywatchers: a planet alignment is up for viewing this weekend, with Mercury, Venus, Jupiter, and Mars all visible ...

Mercury, the first planet from the sun, is about to be really easy to spot for a short snippet of time in the night sky next ...

Mercury: Speedy Mercury is visible beneath Venus for the first week and a half of March, for about 30 minutes each evening, ...

This month, a total lunar eclipse and blood moon will be viewable across the U.S. Here's the best times and places to view ...

But because Venus and Mercury orbit closer to the sun than Earth, with smaller, faster orbits, it's more rare for them to make an appearance, according to NASA. Venus is visible for only a few ...