Cassini Project Scientist Linda Spilker With a Saturn Mission Update

Planetary Radio's most frequent guest returns with the latest news from the great ringed world, its moons, and those rings. Emily Lakdawalla previews robotic solar system exploration in June. Bill Nye visits Virgin Galactic's SpaceShipTwo. Bruce Betts tells us What's Up! Also, special congrats to Elon Musk and SpaceX!

Related Links

• Cassini Solstice Mission
• What's Up in the Solar System in June 2012
• Meeting WhiteKnightTwo and SpaceShipTwo
• Bruce Betts on the June 5 Transit of Venus
• SpaceX Mission to the ISS in Pictures

Trivia Contest

This week's prize is a Planetary Radio T-shirt.

This week's question:
What is the date of the next Venus transit (after June 5, 2012)?

To submit your answer:
Send an email no later than Monday, June 11, at 2 pm Pacific time to [email protected] containing:

Last week's question:
What is the name of the simple scale commonly used to rate the appearance and brightness of the moon during total lunar eclipses?

Answer:
Coming soon in next week's show!

Question from the week before:
Who performed the first known observation of a Venus transit, and in what year?

Answer:
Jeremiah Horrocks and his buddy William Crabtree on December 4, 1639.