DW flew about 139,000 miles (224,000 km) away from Earth. The space rock was estimated to be about 43 feet wide (13 m).

The U.S. Space Force continued to expand its footprint on the Space Coast as Maj. Gen. James Smith assumed command of STARCOM ...

When astronauts began spending six months and more aboard the International Space Station, they started to notice changes in ...

Starlab has completed five development and design objectives for its NASA-supported commercial space station, which aligns ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

On July 17, 1975, an American Apollo crew and a Soviet Soyuz crew met up in Earth orbit for the first time, setting the ...

Astronomers discover Ammonite, a rare icy object beyond Pluto, challenging Planet Nine theory and offering clues to the solar system’s ancient origins.

The US space agency confirmed that YS5 poses no threat to our planet – but at 120ft in diameter, similar in size to a ...

"It is possible that a planet once existed in the solar system but was later ejected, causing the unusual orbits we see today ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's not aliens.) ...

NASA launched New Horizons to explore Pluto. In 2019, it visited the furthest object in the Solar System we have seen up ...