Launches
ON RECORD19MISSIONS
18 of them succeeded. The earliest was in 1964 and the latest in 2023.
ARCHIVE // DAY OF YEAR
19 launches flew on October 6, the earliest of them in 1964, and 18 of them succeeded. Wikipedia lists 4 spaceflight and astronomy events on October 6. Pick another date to see what happened on it.
19MISSIONS
18 of them succeeded. The earliest was in 1964 and the latest in 2023.
4ENTRIES
Spaceflight and astronomy entries from Wikipedia for this date, oldest first, starting in 1990.
0IMAGES
There's no Astronomy Picture of the Day we can show for this date.
1990
Space Shuttle Discovery is launched on STS-41, and deploys the Ulysses space probe to study the Sun's polar regions.
Space Shuttle Discovery ↗1995
Astronomers Michel Mayor and Didier Queloz reported the discovery of a planet orbiting 51 Pegasi as the first known exoplanet around a main-sequence star.
Michel Mayor ↗2008
The MESSENGER probe discovered Mercury's Rembrandt (pictured) – the second largest impact crater on the planet.
MESSENGER ↗Astronomy and spaceflight books for a general reader. No textbooks.
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LISTING
Sagan's tour of the universe and how we came to understand it. It keeps the science in.
LISTING
Sagan's case for people leaving Earth one day, and an honest look at how hard that would be.
LISTING
A science-fiction novel from the author of The Martian, built around solving one engineering problem after another.
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LINKS AMAZON.COM
Event text and thumbnails come from Wikipedia and are used under CC BY-SA 4.0. Images come only from Wikimedia Commons, which doesn't accept non-free content. Each thumbnail links to its file page, which lists its licence and author.
Launch records are from The Space Devs’ Launch Library 2. Pictures are NASA’s Astronomy Picture of the Day. Many of them belong to the photographer or a partner agency, so we only show the ones credited to NASA alone.