Daily Extra :
Astronomy & Space Word of The Day
helium: The second lightest and second most abundant element. Helium was first discovered in our Sun. Roughly 25 percent of our Sun is helium. This gas is very light and is used to inflate balloons.
Today in History:
1960: Mars 1960B - USSR Mars Probe launched. Failed to reach Earth orbit.
1983: Venera 16 - USSR Venus Orbiter (Launched June 7, 1983) arrived at Venus. Its high-resolution imaging system produced images at 1-2 kilometers in resolution. Venera 15 and 16 produced a map of the northern hemisphere from the pole to 30°N. They found several hot spots, possibly caused from volcanic activity.
1961: American Rocket Society's 16th annual meeting and Space Flight Report to the Nation held in New York City.
