Inside OSIRIS-REx’s Mission to Tag Asteroid Bennu

Season 47 Episode 15

About the Episode

NASA's OSIRIS-REx spacecraft successfully touched and collected a sample from the surface of asteroid Bennu—without a human at the controls.

Aired: | Expires: | Runtime: 4m 38s

Building Stuff: Reach It! Preview

Humans are born to roam. See how engineers are inventing new ways to explore and extend our range.

0:30
Could Mars Have a Ring Around It One Day?

The moon Phobos has a mysterious origin but a certain expiration date.

2:16
Cameras Capture Earthbound Meteorite

Some large meteorites survive their descent through our atmosphere and land on Earth.

1:39
This Moon May Have the Ingredients for Life

The ocean beneath Europa’s icy shell might be an ideal environment for life.

2:14
Could This Icy Moon’s Ocean Support Life?

Hydrothermal vents in Enceladus’ ocean may hold the promise of life.

1:21
Enceladus: A Frozen Moon With Explosive Eruptions

Enceladus’ small size and icy surface is no limitation to its extreme volcanism.

1:56
How the Martian Atmosphere Helped Nasa’s Rovers Restore Energy

Martian dust devils may have helped NASA’s rovers restore power during mission.

2:59
Why Do Comets Have Tails?

As comets cross the invisible boundary known as the ice line, their ice starts turning into gas.

0:55
This Tiny Moon Is a Volcanic Powerhouse

Io’s intense volcanic activity defies all expectations.

2:45
How a Walnut-Shaped Moon Help Shape Saturn’s Rings

For millions of years, a tiny moon has made a significant impact on the structure of Saturn’s rings.

2:35