Launches
ON RECORD24MISSIONS
22 of them reached orbit. The earliest was 1959, the most recent 2024.
ARCHIVE // DAY OF YEAR
24 orbital launches flew on February 17, the earliest of them in 1959, and 22 reached orbit. Wikipedia records 6 spaceflight and astronomy events on February 17. Below are the pictures NASA published on February 17 in 6 different years — each one taken or released on this exact date.
24MISSIONS
22 of them reached orbit. The earliest was 1959, the most recent 2024.
6ENTRIES
Spaceflight and astronomy entries from Wikipedia's record of this date, oldest first — from 1944 onward.
6IMAGES
NASA's Astronomy Picture of the Day for February 17, 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.

2026
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

2025
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

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.
© Wang Letian — used with the credit NASA publishes

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.
© Gijs de Reijke — used with the credit NASA publishes

2022
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.
© Robert Eder — used with the credit NASA publishes

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.
NASA · public domain
1944
World War II: The Battle of Eniwetok begins. The battle ends in an American victory on February 22.
World War II ↗1944
World War II: Operation Hailstone begins: U.S. naval air, surface and submarine attack against Truk Lagoon, Japan's main base in the central Pacific, in support of the Eniwetok invasion.
Operation Hailstone ↗1959
Vanguard 2 (model pictured), the first weather satellite, was launched to measure cloud cover distribution.
Vanguard 2 ↗1959
Project Vanguard: Vanguard 2: The first weather satellite is launched to measure cloud-cover distribution.
Project Vanguard ↗1965
Project Ranger: The Ranger 8 probe launches on its mission to photograph the Mare Tranquillitatis region of the Moon in preparation for the crewed Apollo missions. Mare Tranquillitatis or the "Sea of Tranquility" would become the site chosen for the Apollo 11 lunar landing.
Ranger program ↗1996
NASA's Discovery Program begins as the NEAR Shoemaker spacecraft lifts off on the first mission ever to orbit and land on an asteroid, 433 Eros.
NASA ↗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.
BROWSE opens an Amazon search, not a specific recommendation.
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.