Daily Extra :
chromophores: Groups of atoms or molecules that are responsible for pigmentation (color).
Who Was Born Today?:
1933: Ivan Nikolayevich Anikeyev, cosmonaut
1936: Fang Lizhi, Chinese astrophysicist/dissident
Who Died Today?:
Today in History:
1961: Venera 1 - USSR Venus Flyby launched. Now in a solar orbit.
1974: Mars 5 - USSR Mars Orbiter entered into orbit around Mars. It acquired imaging data for the Mars 6 and 7 missions.
1979: Kosmos 1076, 1st Soviet oceanographic satellite, launched
1994: Clementine - USA Lunar Orbiter - (launched January 25, 1994) spent 70 days (between February 6 and May 5, 1994) in lunar orbit. The official name for Clementine is Deep Space Probe Science Experiment (DSPSE). It was a Department of Defense program used to test new space technology. Clementine was a new design using lightweight structure and propellant systems. Its four cameras mapped the surface of the Moon at 125-250 meters/pixel resolution. Clementine also used a laser to gather altimeter data which will make it possible to generate the first lunar topographic map.