Mark and Scott Kelly, twin brothers and former NASA astronauts, spoke to "CBS Mornings" about how the agency is set to lose ...

Scott Kelly is a former NASA astronaut and retired United States Navy Captain, U.S. spaceflight record holder and an experienced test pilot having logged more than 15,000 hours of flight time in ...

Scott Kelly, a retired astronaut who set the record for the longest single space mission by an American astronaut. Author of “ Endurance: A Year In Space, A Lifetime Of Discovery ” and “ My ...

— Astronaut Scott Kelly on advising Apple's new space thriller 'Constellation' One of its first activities in April included the distribution of mission patches to help kids feel confident when ...

Astronaut Kelly says Isaacman’s outreach missions - by funding experimental space-gear for astronauts of tomorrow, or rushing life-saving medical aid into bomb-blasted Ukraine - reflect his ...

For 340 days, Scott Kelly circled the Earth aboard the International Space Station, gathering data about himself. He drew blood from his arms. He saved his urine. He played computer games to test ...

NASA astronaut Scott Kelly begins his first-ever spacewalk outside the International Space Station on Oct. 28, 2015. Credit: Kjell Lindgren / NASA ...

As work on President Donald Trump‘s Space Force gets underway, a retired American astronaut with more time clocked in space than any other human called the idea totally unnecessary. Scott Kelly ...

Growing plants in space is no longer a distant dream. Scientists and astronauts have been experimenting with growing plants in orbit. NASA astronaut S ...

-- Astronaut Scott Kelly retired today after 20 years with NASA and spending a year in space. During his career, Kelly completed four separate missions in 1999, 2007, 2010 and 2015, accruing 520 ...

Growing plants in space, once a distant dream, is now vital for long-duration missions. Astronauts have successfully ...

FROM roiling storms, rare comets and volcanic eruptions, there is lots to see aboard the International Space Station (ISS). Fortunately, astronauts are not only equipped with suites of scientific ...