Eyes on the Sky: Spacewatch and the Catalina ...

For more than 50 years, space artist Don Davis has shown us worlds no camera could reach. A protégé of Chesley Bonestell, the father of modern space art, Davis went on to paint the ancient Moon for the U.S. Geological Survey, built models for Carl Sagan's Cosmos, and was present ...  Show more

Ninety years ago this Halloween, a group of Caltech graduate students hauled a small rocket motor into the Arroyo Seco near Pasadena and tried to fire it up. It didn’t go as planned, but that moment became the unofficial birthday of NASA’s Jet Propulsion Laboratory (JPL). Now, fo ...  Show more

How likely is an asteroid to impact Earth? Neil deGrasse Tyson and Chuck Nice sit down with planetary scientist Rick Binzel, the creator of the Torino Scale, to discuss asteroid hazards, the results of the asteroid sample return, and the search for Planet 9.

NOTE: StarTa ...

Scientists are constantly searching for asteroids that could crash into Earth. But if they find one, will they be able to do anything about it? NASA has launched a spaceship that will slam into an asteroid to find out. For more, go to http://vox.com/unexplainable It’s a great pla ...  Show more

SpaceTime Series 25 Episode 114
*Over 30 thousand near Earth Asteroids now discovered
Astronomers have reached a major milestone with the discovery of the thirty thousandth near Earth asteroid.
*NASA's Lucy spacecraft swoops past the Earth
NASA’s Lucy spacecra ...  Show more