Satellites Collide!

Iridium SatelliteFebruary 10, 2009

The communication satellites Iridium 33 and Kosmos-2251 collide in orbit, destroying both. This was the first major collision of satellites in Earth orbit.

A Computer Defeats a World Chess Champion

February 10, 1996

World chess champion Garry Kasparov loses a game to the computer Deep Blue during a match set up using standard championship rules. This was the first time a computer defeated a world chess champion using these rules (although chess computers had been kicking my butt since the 1980’s). Kasparov went on to defeat Deep Blue 4-2 during this match. However, he lost to Deep Blue a year later, marking the first time a computer defeated a world chess champion in a match.

Galileo Flies by Venus

GalileoFebruary 10, 1990

The spacecraft Galileo flies by Venus on its way to Jupiter. Galileo used the flyby of Venus along with two flybys of Earth as a “gravitational slingshot” in order to reach Jupiter with the least amount of fuel.