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Thursday
September 17, 2026 — day 260 of 365
- Day of the year
- 260 of 365
- Week of the year
- 38
- Days left in 2026
- 105
The sky on September 17, 2026
Moon phase on September 17, 2026: Waxing Crescent
- Illumination
- 32.62%
- Moon age
- 5.71 days
- Sunrise
- 7:14 am
- Day length
- 12h 24m
- Sunset
- 7:38 pm
Times for Columbus, US (America/New_York), approximate
Date formats for September 17, 2026
- United States 9/17/2026 · September 17, 2026
- UK / Europe 17/9/2026 · 17 September 2026
- ISO 8601 2026-09-17
- Abbreviated Sep 17, 2026 · 17 Sep 2026
- Full format Thursday, September 17th, 2026
This day in history — September 17
What happened on September 17
-
1787
The United States Constitution is signed at Independence Hall in Philadelphia, bringing the Constitutional Convention to an end.
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1980
Solidarity, a Polish trade union, was founded as the first independent labor union in an Eastern Bloc country.
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1962
NASA announced the Next Nine astronauts selected for the purpose of landing on the moon.
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1991
The first version of the Linux kernel (0.01) is released to the Internet.
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1978
The Camp David Accords are signed by Israel and Egypt.
Famous births on September 17
-
1950
Narendra Modi, Indian politician; Chief Minister of Gujarat and 14th Prime Minister of India
-
1923
Hank Williams, American singer-songwriter and guitarist
-
1995
Patrick Mahomes, American football player
-
1931
Anne Bancroft, American actress
-
1945
Phil Jackson, American basketball player and coach
Famous deaths on September 17
-
1996
Spiro Agnew, American soldier and politician, 39th Vice President of the United States
-
1994
Karl Popper, Austrian-English philosopher and academic
-
1858
Dred Scott, American slave, plaintiff in the Dred Scott Decision
-
1997
Red Skelton, American actor and comedian
-
1908
Thomas Selfridge, American lieutenant and pilot