Launches
ON RECORD20MISSIONS
19 of them reached orbit. The earliest was 1964, the most recent 2022.
ARCHIVE // DAY OF YEAR
20 orbital launches flew on July 15, the earliest of them in 1964, and 19 reached orbit. Wikipedia records 5 spaceflight and astronomy events on July 15. Below are the pictures NASA published on July 15 in 3 different years — each one taken or released on this exact date.
20MISSIONS
19 of them reached orbit. The earliest was 1964, the most recent 2022.
5ENTRIES
Spaceflight and astronomy entries from Wikipedia's record of this date, oldest first — from 1799 onward.
3IMAGES
NASA's Astronomy Picture of the Day for July 15, one per year. Some are public domain and some belong to the photographer — each says which.
NASA’s Astronomy Picture of the Day, for this calendar date in each of the last several years.

2024
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
NASA · public domain

2023
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
NASA · public domain

2021
Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.
© Martin Pugh — used with the credit NASA publishes
1799
French soldiers at Fort Julien, near the Egyptian port city of Rashid, uncovered the Rosetta Stone, which was essential in the decipherment of ancient Egyptian scripts.
Fort Julien ↗1799
The Rosetta Stone is found in the Egyptian village of Rosetta by French Captain Pierre-François Bouchard during Napoleon's Egyptian Campaign.
Rosetta Stone ↗1916
In Seattle, Washington, William Boeing and George Conrad Westervelt incorporate Pacific Aero Products (later renamed Boeing).
Seattle ↗1975
Space Race: Apollo–Soyuz Test Project features the dual launch of an Apollo spacecraft and a Soyuz spacecraft on the first Soviet-United States human-crewed flight. It was the last launch of both an Apollo spacecraft, and the Saturn family of rockets.
Space Race ↗2009
Space Shuttle program: Endeavour is launched on STS-127 to complete assembly of the International Space Station's Kibō module.
Space Shuttle program ↗General-audience astronomy and spaceflight — none of it a textbook.
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LISTING
Still the best single argument for why any of this matters, and it leaves the arithmetic in. For a reader who wants the science, not just the awe.
LISTING
The case for leaving Earth, written by someone unsentimental about how hard that is. Suits readers who want the argument rather than the poster.
LISTING
Hard-SF problem solving in The Martian's key — for anyone who liked the engineering more than the peril. The only novel on this list.
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LINKS AMAZON.COM
Event text and thumbnails come from Wikipedia and are used under CC BY-SA 4.0. Images are drawn only from Wikimedia Commons, which does not accept non-free content — each thumbnail links to its file page, where its licence and author are recorded.
Launch records are from The Space Devs’ Launch Library 2. Pictures are NASA’s Astronomy Picture of the Day; NASA imagery is generally not subject to copyright, but individual APOD entries are frequently the property of the photographer, and each caption says which applies.