This Day In Astro History

Halley's Comet
Giotto snaps Halley's Comet.

Joseph Fraunhofer

March 6

2015 - After orbiting Vesta for 14 months in 2011 and 2012, Dawn arrives at Ceres.

2011 - Cassini spacecraft captures lightning strike within a huge storm on Saturn.

2012- GRAILS twin spacecraft, Ebb and Flow, begin science mission mapping the gravity of the Moon.

1986 - March 6 - 14 First comet flybys, VEGA 1 and Giotto (360 mi.) at Halley's Comet. Click Here for Animation

1787 - Joseph Fraunhofer's birthday(1787- 1826), pioneer German spectroscopist, namesake of the prominent absorption lines in the sun's spectrum. 
Ceres at Dawn
Ceres at Dawn

saturn storm
Lightning strike on Saturn (left)
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It is my conclusion that human evolution and the motions of matter in space are intrinsically linked. The observation and understanding of the complexity of biological history on Earth cannot be complete without the tandem observation and understanding of a dynamic greater cosmos. - SpaceGene