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Space Topics

Weekly Planetary Radio Trivia Contest


Each Monday, Planetary Radio asks listeners a question. Listeners must send in their answers to planetaryradio@planetary.org by the following Monday at 2pm Pacific Time. The winner will be chosen by a random drawing from among all the correct entries received.

This week's prize is a Planetary Radio T-Shirt!! Listen to the show for details.

This week's question:
What countries have had their spacecraft go beyond Earth orbit? (Write "European Space Agency" rather than its individual nations, if it's among your answers.)

To submit your answer:
Send an email no later than Monday, February 13, at 2 pm Pacific time to planetaryradio@planetary.org containing:
  1. Your answer
  2. Your name
  3. How to pronounce your name
  4. Your mailing address
  5. Your email address !
  6. Your t-shirt size

Last week's question:
What is the approximate current orbital period of Venus Express?

Answer:
Coming soon in next week's show!

Question from the week before:
In the context of cosmology, what do WIMP and MACHO stand for?

Answer:
WIMPs are Weakly Interacting Massive Particles, while MACHOs are Massive Compact Halo Objects