Scott Kelly and his twin brother, Mark Kelly—also an astronaut—were the subjects of the study that sought to find out exactly what happens to the body after a year in space. Scott stayed on the International Space Station from March 2015 to March 2016, while Mark remained on Earth. This was the fina

A Boeing 767 departing from newark and arriving in Warsaw Poland, landed without landing gear. All passengers were safe.

Launched nearly 28 years ago, the Hubble Space Telescope has changed our understanding of the cosmos, allowing us to calculate the age of the universe and the rate at which it is expanding. Hubble has allow us to peer back to almost the origins of the universe, to locations more than 13.4 billion li...

When Wylie Overstreet set up his telescope outside on a whim, he had no idea he would inspire awe in hundreds of strangers on the streets of Los Angeles, reminding them of their common humanity.

Astronomers are combing through fresh data from the James Webb Space Telescope in a never-ending quest to find ever-more-distant galaxies. However, the observatory is still studying a variety of objects, from insanely detailed images of Jupiter to the most distant known star.

While the engines in propeller-powered aircraft generally achieve their maximum efficiency at much lower speeds and altitudes, jet engines achieve maximum efficiency at speeds close to or even well above the speed of sound. Check out this spectacular landing in NYC's JFK Airport.

RAW VIDEO: 'What in the heck is that?' Our chopper crew spots mysterious lights in sky. Jerry Ferguson in the Penguin Air and Plumbing spotted the incredible streak of light shortly before 6:30 p.m. Arizona's Family quickly learned that it was a SpaceX Falcon 9 rocket that had launched from Vandeb

The European spacecraft Rosetta has become the first ever to catch up with a comet. It is a landmark step in a decade-long mission that scientists hope will help unlock some of the secrets of the solar system. Rosetta will accompany comet 67P/Churymov-Gerasimenko on its trip around the sun and land ...

In less than 10 years NASA’s "Orion" will take us to places we've previously only dreamed about. Janet Shamlian explores the Spacecraft that may take us back to the Moon, to Mars, and Beyond.

John Glenn, NASA astronaut, U.S. Senator and the first American to orbit the planet, died on December 8, 2016 at the age of 95. Senator John Glenn, an american hero and role model for young americans who admire the work of NASA and would like to make a career of space exploration, was the first amer...