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...

All landings on Mars are difficult, but NASA's Perseverance rover is attempting to touch down in the most challenging terrain on Mars ever targeted.

The goal of 3-D printing is to take this capability to microgravity for use on the International Space Station. In space, whatever astronauts have available on orbit is what they have to use -- but just like on Earth, parts break or get lost. When that happens, there's a wait for replacement parts, ...

Space shuttle Atlantis lands at Kennedy following the successful STS-132 mission to the International Space Station.

2015 marks 50 years of successful NASA missions to Mars starting with Mariner 4 in 1965. Since then, a total of 15 robotic missions led by various NASA centers have laid the groundwork for future human missions to the Red Planet. The journey to Mars continues with additional robotic missions planned...

This time lapse footage of the earth during sunrise accross te planet was taken by the International Space Station on October 3, 2015. NASA, 2015

Space Shuttle Atlantis is on launch pad 39A at the Kennedy Space Center. The orbiter made the 3-1/2 mile rollout from the Vehicle Assembly Building May 15, 2011. It's final and iconic mission is scheduled for July 2011 with four crew members aboard.

Have you ever wondered why some telescopes are launched into space while others are built on remote mountain tops? What is actually the best for astronomy? Here we provide a ringside view of the fight for the elusive photons from deep space - is it a battle of the telescope giants?

NASA’s New Horizons spacecraft is speeding towards Pluto for the first-ever flyby on July 14, 2015. Scientists are eager to collect data on the dwarf planet’s chemical and atmospheric makeup, and the Ralph spectrometer will do just that. Instrument scientist Dennis Reuter discusses Ralph, Pluto, and

This video zooms into the core of a rich star-birth region called the Lagoon Nebula, located in the constellation Sagittarius in the direction of our Milky Way galaxy’s central bulge.