Baikonur, Earth

The wonders of the universe have long propelled our insatiable desire to learn more about who we are and where we came from. With the advancing age...

Follow astronaut Scott Kelly's 12-month mission on the International Space Station, from launch to landing, as NASA charts the effects of...

Join our host on the International Space Station of the year 2050. Marvel at the three-dimensional sights and learn many things about the astral...

On December 7, 1972, NASA launched Apollo 17, a lunar mission crewed by Eugene Cernan, Ronald Evans and Harrison Schmitt. It would be the last time...

Now presenting an addendum to the legendary film "The Secret NASA Transmissions - The Smoking Gun," and presents details about UFO videos taken by...

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laboratory that 16 nations came together to build. Get a...

Challenger Disaster: Lost Tapes follows the story of the Space Shuttle Challenger and its crew, specifically Christa McAuliffe, the first civilian to...

Join the Mars rovers Spirit and Opportunity for an awe-inspiring journey to the surface of the mysterious red planet.

Today, hundreds of kilometers above our heads, millions of pieces of trash are orbiting randomly at breakneck speed. Scientists are now warning that,...

Discover how the big, bold ideas of Silicon Valley are helping launch a new era of private space exploration in this half-hour KQED Science...