6 September
2000: On 6 September 2000, the ESA spacecraft, Ulysses, returned to the Sun's south pole for the second time in its mission. The spacecraft passed 70° south, shortly before the ...
27 FEB. 2004
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1914: On 7 September 1914, James Alfred Van Allen was born.
American physicist Van Allen's discovery of the Van Allen radiation belts, two zones of radiation encircling Earth, brought about new understanding of cosmic radiation and its effects upon our planet.
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5 September
1977: On 5 September 1977, NASA launched Voyager 1 from Cape Canaveral on board a Titan-Centaur rocket. Between them, Voyager 1 and 2 explored all the giant planets of the ...
4 September
2003: On 4 September 2003, astronomers released an image taken by the NASA/ESA Hubble Space Telescope's Advanced Camera for Surveys (ACS). Amid a backdrop of far-off galaxies, the dusty spiral, ...
3 September
1976: On 3 September 1976, the unmanned US spacecraft Viking II landed on Mars and took its first pictures of the surface.Its twin, Viking I, had been the first to ...
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