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On this day in 1967 - June 12th - the Soviet Union launched the Venera 4 mission to Venus.
Venera 4 was the first probe to successfully perform in-place analysis of the environment of another planet. It may also have been the first probe to land safely on another planet, since the fate of its predecessor Venera 3 was uncertain.
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BellaOnline Editor Modern Day Human
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On this day in 1831 - June 13th - Scottish scientist James Clerk Maxwell was born.
Maxwell showed that electricity, magnetism, and light are all aspects of the same phenomenon, electromagnetism.
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BellaOnline Editor Modern Day Human
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On this day in 1611 - June 13th - the first documented report on the newly-discovered phenomenon of sunspots was published.
Narration on Spots Observed on the Sun and their Apparent Rotation with the Sun was the work of Frisian/German astronomer Johannes Fabricius.
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BellaOnline Editor Modern Day Human
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On this day in 2010 - June 13th - the Japanese spacecraft Hayabusa ("Peregrine Falcon") returned the first ever samples from an asteroid.
Hayabusa studied asteroid 25143 Itokawa from orbit and then landed on the asteroid to collect small grains of material.
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BellaOnline Editor Modern Day Human
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On this day in 1983 - June 13th - Pioneer 10 crossed the orbit of Neptune, our outermost planet.
Pioneer 10 was the first human-made object to leave the proximity of the major planets of the Solar System.
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BellaOnline Editor Modern Day Human
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BellaOnline Editor Modern Day Human
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On this day in 2012 - June 13th - NASA's X-ray telescope NuSTAR was launched.
One of its primary scientific goals is to conduct a deep survey for black holes a billion times more massive than the Sun.
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BellaOnline Editor Modern Day Human
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On this day in 1963 - June 16th - Valentina Tereshkova in Vostok 6 became the first woman in space.With a single flight, she logged more flight time than the combined times of all American astronauts who had flown before that date. She's the only woman ever to make a solo space flight.
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On this day in 2013 - June 17th - ESA deactivated the Herschel Space Telescope which had run out of coolant.
The spacecraft is now in an orbit around the Sun that will ensure it doesn't impact the Earth in the foreseeable future.
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On this day in 1714 - June 17th - French astronomer and cartographer César-François Cassini de Thury was born.
He was the grandson of Jean Dominique Cassini - after whom the Cassini mission to Saturn was named - and the third Cassini to be the director of the Paris Observatory.
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Joined: May 2010
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BellaOnline Editor Modern Day Human
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On this day in 1983 - June 18th - physicist and astronaut Sally Ride became the first American woman in space.
Ride was a crew member of STS-7 Challenger which was launched 2 days after the 20th anniversary of Valentina Tereshkova's space flight.
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