Astronauts Suni Williams and Butch Wilmore’s extended stay in the International Space Station will add to what we know about how space affects health.

The NASA rover "Curiosity" discovered what scientists say is the largest ever seen organic molecules on Mars, raising ...

One of the most closely watched astronaut missions of recent memory came to a dramatic ... These exoplanets “probably don’t ...

The European Space Agency's spacecraft Euclid on Wednesday released a treasure trove of new data in its quest to map and ...

The reason behind why the ‘stranded’ NASA astronauts, Sunita 'Suni' Williams and Barry 'Butch' Wilmore, landed in the ocean ...

After a nine-month journey extended by mechanical issues, astronauts Barry Wilmore and Suni Williams splashed down off the ...

Four astronauts returned to Earth after their SpaceX Dragon spacecraft ... The SpaceX Dragon spacecraft descended under ...

Along with Wilmore and Williams, astronaut Nick Hague and cosmonaut Aleksandr Gorbunov completed their missions. RELATED ...

But the two Nasa astronauts have been stuck in the International Space Station (ISS) since June after a raft of technical ...

PUNTA CANA, Dominican Republic (AP) — The search for a U.S. college student who went missing in the Dominican Republic ...