Scientists discus the sun's future.

Professors Gary Flandro and Bruce Murray discuss turning a journey to the outer planets Jupiter, Saturn, Uranus and Neptune a possibility.Plotting a trip to the outer planets.

The creation and expectations of a Rover robot meant to explore Mars.With brilliant design and hard work, the Rover engineers create a robotic wonder to explore Mars.

The journey of a Rover from its launch to its touchdown on Mars.How do you get a Rover to Mars? Here's the trip from launch to touchdown.

Gerry Soffen, a Viking Mission Scientist, talks about his memories from the first successful landing on Mars and what it revealed about the planet's surface.Looking back at the dramatic first landing on Mars.

An exploration of near orbit asteriods to determine the asteriod composition.