I understand that for us to continue to explore heavenly bodies in our solar system, (first up, Mars), we are going to need a ...

The scientific wonderers at What If visualize a night sky filled with dozens of diverse moons and the massive tidal waves that would reshape our coastlines.

The images captured by the crew onboard the Orion capsule have certainly left an impression that captures the memories of an epic journey.

Learn how Comet 3I/ATLAS began to emit methane as it approached the sun, releasing compounds contained within its inner ...

ESA's Mars Express orbiter captured footage of the Mars' moon Deimos pass in front of Ganymede, Europa, Jupiter, Io and ...

Look to the west shortly after sunset on April 17 to find Venus appearing as a bright evening star 15 degrees from the ...

Even at a glance, the planets in our solar system are wildly diverse. Huge and small, airless and densely packed with ...

"We are carrying back everything we learned, not only about where we went but ourselves," mission specialist Christina Koch ...

Glaciers can reveal vast archives of information about Earth's environmental past, but deciphering the origins of the matter ...

Usually, comets are dormant blocks of rock and ice. They only wake up when they get close to a star. The intense heat causes ...

In their first news conference since returning to Earth, the three Americans and one Canadian said their lunar flyby puts ...

The four astronauts spoke at a news conference Thursday afternoon at Johnson Space Center in Houston about their journey ...