The Grand Finale - NASA's Cassini spacecraft will dive through the unexplored space between Saturn and its rings. What we learn from these ultra-close passes over the planet could be some of the most exciting revelations ever returned by the long-lived spacecraft. This animated video tells the story...

As 2015 comes to a close we look back at an exciting year of reaching new heights and revealing the unknown for the benefit of humankind.

International Space Station Commander Dan Burbank captured spectacular imagery of Comet Lovejoy as seen from about 240 miles above the Earth's horizon on Wednesday, Dec. 21. Today Burbank described seeing the comet two nights ago as "the most amazing thing I have ever seen in space," in an intervie...

Flying from Orlando, FL the crew recorded on video rare footage of Discovery's final launch as it embarks on STS-133.

New Horizons is the first mission to the Kuiper Belt, a gigantic zone of icy bodies and mysterious small objects orbiting beyond Neptune. This region also is known as the “third” zone of our solar system, beyond the inner rocky planets and outer gas giants. Johns Hopkins University Applied Physics L

Watch live coverage of the SpaceX Crew-1 launch as four astronauts head to the International Space Station. The Crew Dragon will take off from NASA’s Kennedy Space Center in Cape Canaveral, Fla.

Jupiter has a lot going on, with massive storms, intense winds, auroras, and severe temperature and pressure extremes. The James Webb Space Telescope of NASA has now taken fresh images of the planet. Webb's Jupiter observations will provide scientists with much more information about Jupiter's inner...

A small saucer-shape capsule carrying a half-pound of rocks and dust collected from an asteroid called Bennu is expected to slam into Earth's atmosphere at a blistering 27,650 mph on Sunday and then parachute down to the ground. NASA senior scientist Amy Simon joined CBS News to discuss the purpose ...

NASA's Mars Exploration Rover Mission (MER) is an ongoing robotic space mission involving two rovers, Spirit and Opportunity, exploring the planet Mars. It began in 2003 with the sending of the two rovers—MER-A Spirit and MER-B Opportunity—to explore the Martian surface and geology.

Scientists say there's a place in our solar system outside of Earth that has the chemical make-up to potentially support life. Researchers found that Saturn's sixth largest moon -- Enceladus -- has an ocean that contains phosphorus, which is found in human teeth, bones and DNA. CBS News space consu...