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NASA astronauts Suni Williams and Butch Wilmore begin their 17-hour return journey to Earth after 9 months aboard the ISS. Follow Newsweek's live blog.

Spring will officially arrive on Thur 20. Some pointers to consider as you continue your landscape activities this month include: ...

A private lunar lander has captured the first high-definition sunset pictures from the moon. Firefly Aerospace and NASA ...

Florida Tech's Caldon Whyte is two years into a lengthy universe exploration to earn his Ph.D. in space sciences. After ...

NASA astronaut Don Pettit captured this stunning long-exposure view of Earth and stars from space at night from the International Space Station.

The final results from the Atacama Cosmology Telescope offer the sharpest, most sensitive view of the early cosmos that ...

New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe's ...

New research by the Atacama Cosmology Telescope (ACT) collaboration has produced the clearest images yet of the universe’s ...