• PROJECTS
• THE PLANETARY REPORT
• PLANETARY RADIO
  • Program Archives
  • Who's Who
  • Radio Stations
  • Podcast
• WEBLOG
• SOCIETY UPDATES

browse projects: Apophis Mission Design Competition Asteroid Impact Mapping System Catalog of Exoplanets Drive a Mars Rover Extrasolar Planets Transit Search International Lunar Decade LIFE Experiment: Phobos Mars Climate Sounder Team Website Messages from Earth Observing Earth Pioneer Anomaly Planetary Microphones S.O.S: Save Our Science! SETI Optical Telescope SETI Radio Searches SETI@home Shoemaker NEO Grants Solar Sailing Space Advocacy Space Information Stardust@home Target Earth Visions of Mars

browse space topics: 2001 Mars Odyssey Asteroids and Comets Cassini-Huygens Chandra X-Ray Observatory Chandrayaan-1 Chang'e 1 Compare the Planets Dawn Deep Impact Earth Extrasolar Planets Genesis Hayabusa (MUSES-C) Hubble Space Telescope Jupiter Kaguya (SELENE) Lunar Reconnaissance Orbiter (LRO) Mars Mars Exploration Rovers Mars Express Mars Global Surveyor Mars Reconnaissance Orbiter Mercury MESSENGER Moon Near Earth Objects Neptune New Horizons New Horizons Digital Time Capsule Past Missions Phoenix Planetary Analogs Planetary Exploration Timelines Planetfest 2008 Pluto and Charon Pluto Top Ten Postcards from Venus Private Missions Rosetta Saturn Search for Extraterrestrial Intelligence SMART-1 SOHO Space Imaging Spitzer Space Telescope Stardust Trans-Neptunian Objects Ulysses Uranus Venus Venus Express Voyager Weekly Planetary Radio Trivia Contest

Planetary Radio

Optical SETI Has an Eye for Extraterrestrial Messages

Airdate: Monday, February 17, 2003
Running Time: 00:29:36
Listen: Windows Media | MP3

Could an extraterrestrial intelligence use a giant laser to communicate between the stars? Harvard professor Paul Horowitz is part of the search for such illuminating signals. Also, diamond rain, and Bruce Betts with our weekly space trivia contest.

Guests

• Paul Horowitz, Harvard Astrophysicist

Related Information

• Diamond Rain on Uranus
• Optical SETI at Harvard University
• The Search for Extraterrestrial Intelligence