Snoopy and the Peanuts gang are back at NASA, where Franklin discovers an exciting opportunity.

The gang and Snoopy present a mission proposal to C.A.R.A., but new evidence makes them rethink their approach.

Snoopy tries to prove he has what it takes to join NASA's robots on a mission to search for life.

Something catches Sally's eye as the Mars rover scans the planet for signs of life. Snoopy imagines his own Martian adventure.

The Peanuts gang search for a hidden ocean on Europa, one of Jupiter's most mysterious moons.

Thinking outside the box, the gang continues the search on Venus even though the planet seems too harsh to support life.

Charlie Brown reminds everyone what's important after an unexpected challenge derails lunchtime plans.

Snoopy and the kids take their search for life beyond the limits of our solar system.

A disappointing setback leads to excitement when Charlie Brown makes a surprising observation.

Snoopy helps the gang think through all the ways NASA can take on a thrilling challenge: capturing an asteroid.

Franklin is disappointed the mission has to end, so Snoopy and the rest of the kids remind him of how much they've accomplished.

Back home, Snoopy and the Peanuts gang come up with a fun idea to commemorate the mission.