Also see:

http://nssdc.gsfc.nasa.gov/nmc/masterCatalog.do?sc=1973-039A ----- Original Message ----- From: Armando Mercado To: amsat-bb@amsat.org Sent: Monday, December 13, 2010 4:26 PM Subject: RE: LF Satellite

In 1973, Explorer 49 was placed in orbit around the moon, It studied LF emissions from the sun, Jupiter and other solar system sources.

See: http://solarsystem.nasa.gov/missions/profile.cfm?Sort=Chron&MCode=Explor...

73 Armando, N8IGJ