Event:
Launch of OSO 1, 1st astronomy satellite (solar flare data)
More Notable Events on March 7:
1996 1st surface photos of Pluto by Hubble Space Telescope
1983 TNN, The Nashville Network, begins on Cable TV
1962 Beatles made their broadcasting debut on BBC radio
1912 Roald Amundsen announces discovery of the South Pole
1876 Alexander Graham Bell patents telephone
