ESA's Juice mission has discovered that the interstellar comet 3I/ATLAS is spewing two tons of water vapor into space every ...

Galileo Galilei was an Italian astronomer, physicist, and polymath widely hailed as the father of modern science.

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.

April’s new moon brings dark skies, making it easier to see Venus, Jupiter, Mars and key constellations along with distant ...

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 ...