Launches
ON RECORD16MISSIONS
14 of them succeeded. The earliest was in 1967 and the latest in 2026.
MARKED ON THIS DATE
1997 · 29 years ago today
Pathfinder bounces down on Mars
Mars Pathfinder landed inside airbags and released Sojourner, the first rover to drive on another planet.
read more2016 · 10 years ago today
Juno reaches Jupiter
Juno fired its main engine for thirty-five minutes to slow into orbit around Jupiter, inside the strongest radiation belts in the solar system.
read moreARCHIVE // DAY OF YEAR
16 launches flew on July 4, the earliest of them in 1967, and 14 of them succeeded. Wikipedia lists 7 spaceflight and astronomy events on July 4. Pick another date to see what happened on it.
16MISSIONS
14 of them succeeded. The earliest was in 1967 and the latest in 2026.
7ENTRIES
Spaceflight and astronomy entries from Wikipedia for this date, oldest first, starting in 1054.
0IMAGES
There's no Astronomy Picture of the Day we can show for this date.
1054
Chinese astronomers recorded the sudden appearance of a "guest star", later identified as the supernova that created the Crab Nebula (pictured).
Chinese astronomy ↗1054
A supernova, called SN 1054, is seen by Chinese Song dynasty, Arab, and possibly indigenous American observers near the star Zeta Tauri. For several months it remains bright enough to be seen during the day. Its remnants form the Crab Nebula.
SN 1054 ↗1982
Space Shuttle program: Columbia lands at Edwards Air Force Base at the end of the program's final test flight, STS-4. President Ronald Reagan declares the Space Shuttle to be operational.
Space Shuttle program ↗1998
Japan launches the Nozomi probe to Mars, joining the United States and Russia as a space exploring nation.
Nozomi (spacecraft) ↗2006
Space Shuttle program: Discovery launches STS-121 to the International Space Station. The event gained wide media attention as it was the only shuttle launch in the program's history to occur on the United States' Independence Day.
Space Shuttle program ↗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.