The close alignment of Venus, Saturn, and a crescent moon created a formation resembling a smiling face during a rare cosmic event.

The NASA HALO capsule being built in Gilbert will serve as a habitat for astronauts orbiting the Moon before they launch onward to Mars.

Lunar samples show evidence that solar wind could be behind the water molecules on the moon's surface, according to NASA. The results could shine a light on how water ice collects in cold traps formed ...

Massing of planets around the Moon is not unusual - but it's much less common to see this particular alignment ...

Students at Woodland Joint Unified School District’s Science and Technology Academy (Sci-Tech) planted and named a rare “Moon ...

New research suggests that the largest cosmic structure is even bigger and closer to Earth than we knew. It goes against ...

The school-bus-sized observatory launched on April 24, 1990 and overcame early setbacks to become one of the most ...

Images of a supposed "Smiley Face Moon" have been popping up on social media. Here's what's real about this week's sky show.

China is considering building a nuclear plant on the moon to power the International Lunar Research Station (ILRS) it is ...

A triple conjunction, appearing as a smiley face, will be visible in the early morning sky on April 25 in Michigan. Here's what to know.

China announced Wednesday that a veteran astronaut will lead two crew members on their first flight to the Tiangong space ...

There is only one way to experience lunar gravity while still on Earth, or rather a few thousand feet above its surface: on a parabolic flight. In this exclusive mini-documentary, Space.com reporter ...