NASA's Suni Williams — one of two astronauts stuck for months at the International Space Station — has retired ...

Her career stands as a testament to the notion that space exploration is not just about rockets and technology. It's also ...

Sunita Williams retires after 27 years at NASA, logging 608 days in space, commanding ISS, and pioneering Artemis missions.

Astronomy isn't just about gazing at stars, it's about understanding the invisible forces that govern everything from ...

Known as dinosaur stars for both their primeval nature and their immense size, Population III stars existed only when the ...

NASA astronaut Sunita Williams retires after 27 years, completing 3 ISS missions. She spent more than 600 days in space ...

Floridians may now be able to spot the towering Space Launch System rocket, which will propel four astronauts on a journey ...

Vast has officially moved Haven 1 into the integration phase at its Long Beach headquarters to prepare for a 2027 launch.

Optical proof of a tiny companion orbiting supergiant star Betelgeuse is hard to come by. Hubble just spotted new evidence.

NASA astronaut Sunita Williams retires after 27 years, completing 3 ISS missions. She spent more than 600 days in space ...

Veteran NASA astronaut Suni Williams announced her retirement Tuesday. Her extended mission to orbit due to the troubled Boeing Starliner test flight was her final foray.

An extremely early Type II supernova explosion, named after the Titan goddess of dawn in Greek mythology, occurred just 1 ...