NASA has been studying the effects of space on human health for over 50 years, focusing on how zero gravity, lack of fresh ...

The first astronauts in more than 40 years from India, Poland and Hungary have arrived at the International Space Station, ...

Arizona Sen. Mark Kelly knows a few things about objects in outer space, including those that make their way to Earth.

Senators introduce a resolution to designate June 30 as National Asteroid Day, emphasizing planetary defense and public ...

Oooh and ahh as America caps its 249th birthday with dazzling fireworks on the National Mall in D.C. If you don’t feel like jostling for the best viewing spots, your local PBS s ...

Three Scottish brothers attempting to become the fastest people to row across the Pacific have received a second call of ...

Astronaut and Navy captain Mark Kelly has announced his retirements. In a letter posted on his Facebook page, Kelly says. "Words cannot convey my deep gratitude for the opportunities I ...

T hree Scottish brothers attempting to become the fastest people to row across the Pacific have received a second call of ...