A lunar lander has completed its two-week mission and sent spectacular sunset images as a "final goodbye" back to Earth. The ...

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An asteroid known as 2024 YR4 won't be crashing into Earth, but the James Webb Space Telescope went to get a look at it ...

The core stage of NASA's next Space Launch System (SLS) rocket recently completed integration with the vehicle's side ...

Discovered late last year, the asteroid 2024 YR4 was predicted at one point to have a 3% chance of smacking Earth in 2032.

2024 YR4 may not make catastrophic history, but it did set a new record for the JWST as the smallest object ever targeted by ...

The First Spacewalk (1965): This iconic photo of Ed White floating freely during NASA’s Gemini 4 mission captured America’s first-ever spacewalk. It showed the world that humans could survive and move ...

Appropriately named, Helene is a Trojan moon, so called because it orbits at a Lagrange point. Two protostars are hidden in a single pixel near the center of a striking hourglass-shaped nebula in this ...

Parts of the northeastern U.S. and Europe witnessed a partial solar eclipse on Saturday. Here's some photos of what they saw.

Io is an incredibly active and extreme place, with glistening lava lakes and volcanic eruptions shooting sulfur and magma to huge heights.

Before Neil Armstrong’s legendary first steps on the Moon in 1969, Nasa had to ensure that the lunar surface was well-mapped ...

NASA's next moon rocket is coming together, piece by piece. The core stage of NASA's next Space Launch System (SLS) rocket recently completed integration with the vehicle's side boosters inside ...