The next time astronauts land on the moon, we will watch it in high-definition. The transmission will be in color, digital ...

Astronauts Piers J. Sellers (left) and David A. Wolf in the midst of a pre-breathe exercise in preparation for a spacewalk. | NASA/Johnson Space Center ... astronaut’s helmet while filtering ...

His achievement follows in the ethereal footsteps of nearly 260 other daring astronauts and cosmonauts who have braved the vacuum of space ... were equipped with helmet displays and helmet ...

Suni Williams and Butch Wilmore, the two NASA astronauts ... reflections on those spectacular views of Earth. Suni Williams and Butch Wilmore weren't supposed to be at the International Space ...

Retired NASA astronaut Nicole ... realism of how outer space is portrayed in movies. She breaks down what would actually happen if you went outside in space without a helmet as seen in "Guardians ...