Today
Monday May 11 2026
- Day of the year
- 131/ 365
- Week
- 202,026
- Days left
- 23436%
- Moon
- 32%Waning crescent
Today is Monday, May 11, 2026. It is day 131 of 2026, a year of 365 days: 234 remain, and 36% of the year has gone. Under ISO 8601 this date falls in week 20.
What's celebrated on this date
No United Nations international day falls on this date.
Coming up
- May 12International Nurses Day
- May 15International Day of Families
- May 17World Telecommunication and Information Society Day
Saints and name days
Saints whose feast falls on this date, most widely known first.
- Matteo RicciItalian Catholic missionary (1552–1610)
- Sára SalkaháziHungarian Roman Catholic religious sister (1899–1944)
- Odilo of ClunyBenedictine Abbot of Cluny (c.962–1049)
- Jason of ThessalonicaAnatolian saint (Acts of the Apostles)
- MamertusBishop of Vienne
Sources : Wikidata (P841) · CC0 1.0
Astronomy
New York
- Sunrise
- 05:43
- Sunset
- 20:02
- Length of day
- 14h 20m+2 min vs yesterday
- Solar noon
- 12:52
Times shown for America/New_York
Season
Spring
began on March 20, 2026
Next season
Summer — 41 days, June 21, 2026 (June solstice)
Public holidays — United States
Not a public holiday in the United States.
Next public holiday : Memorial Day — May 25, 2026
National holidays only. Regions, provinces and Länder add their own.
Moon
Waning crescent
Illumination : 32%
Moon age : 24.2 days
- Next full moon
- May 31, 2026
- Next new moon
- May 16, 2026
Astrology
Today's zodiac sign
Taurus
until May 21, 2026 — Gemini
Zodiac dates are an astrological convention, not the Sun's actual position among the constellations. The astronomy above is measured; this is not.
On this day in history
330
Constantine the Great dedicates the much-expanded and rebuilt city of Byzantium, changing its name to Constantinople and declaring it the new capital of the Roman Empire that modern historians describe as Byzantine Empire. Wikipedia
868
A copy of the Diamond Sūtra is published, the earliest dated and printed book known. Wikipedia
1812
Prime Minister Spencer Perceval is assassinated by John Bellingham in the lobby of the British House of Commons. Wikipedia
1857
Indian Rebellion of 1857: Indian rebels seize Delhi from the British. Wikipedia
1858
Minnesota becomes the 32nd U.S. state. Wikipedia
1985
Fifty-six spectators die and more than 200 are injured in the Bradford City stadium fire. Wikipedia
Show more (4)
1987
Klaus Barbie goes on trial in Lyon for war crimes committed during World War II. Wikipedia
1997
Deep Blue, a chess-playing supercomputer, defeats Garry Kasparov in the last game of the rematch, becoming the first computer to beat a world-champion chess player in a classic match format. Wikipedia
2009
Space Shuttle Atlantis is launched on the final mission to service the Hubble Space Telescope. Wikipedia
2010
David Cameron takes office as Prime Minister of the United Kingdom as the Conservatives and Liberal Democrats form the country's first coalition government since the Second World War. Wikipedia
Sources : Wikipedia (en) · CC BY-SA 4.0 · Data imported on 2026-08-26
Births and deaths
Born on this day May 11
- 1752Johann Friedrich Blumenbach, German physician, physiologist, and anthropologist (died 1840): 94
- 1881Theodore von Kármán, Hungarian-American mathematician, physicist, and engineer (died 1963)
- 1894Martha Graham, American dancer and choreographer (died 1991)
- 1904Salvador Dalí, Spanish artist (died 1989)
- 1916Camilo José Cela, Spanish author and politician, Nobel Prize laureate (died 2002)
- 1918Richard Feynman, American physicist and engineer, Nobel Prize laureate (died 1988)
- 1941Eric Burdon, English musicianturns 85 years
- 1943Nancy Greene Raine, Canadian skier and politicianturns 83 years
Died on this day May 11
- 912Leo VI the Wise, Byzantine Emperor, the second ruler of the Macedonian dynasty (born 866)aged 46 years
- 1610Matteo Ricci, Italian priest and mathematician (born 1552)aged 58 years
- 1778William Pitt, 1st Earl of Chatham, English politician, Prime Minister of Great Britain (born 1708)aged 70 years
- 1812Spencer Perceval, English lawyer and politician, Prime Minister of the United Kingdom (born 1762)aged 50 years
- 1916Karl Schwarzschild, German astronomer and physicist (born 1873): xixaged 43 years
- 1963Herbert Spencer Gasser, American physiologist and academic, Nobel Prize laureate (born 1888): 169aged 75 years
- 1981Bob Marley, Jamaican singer-songwriter and guitarist (born 1945)aged 36 years
- 2003Noel Redding, English bass player (born 1945)aged 58 years
Sources : Wikipedia (en) · CC BY-SA 4.0 · Data imported on 2026-08-26
The day in words
In New York the sun rises at 05:43 and sets at 20:02, giving 14h 20m of daylight — 2 minutes more than yesterday. It has been spring since March 20, 2026; summer opens in 41 days, on June 21, 2026 (June solstice).
The moon is a waning crescent, 32% illuminated. The next full moon falls on May 31, 2026 and the next new moon on May 16, 2026.
The saints' calendar attaches May 11 to Matteo Ricci, Sára Salkaházi and Odilo of Cluny.
No United Nations international day falls on May 11. The next one on the calendar is International Nurses Day, on May 12.
It is not a public holiday in the United States.
On this day in history: Constantine the Great dedicates the much-expanded and rebuilt city of Byzantium, changing its name to Constantinople and declaring it the new capital of the Roman Empire that modern historians describe as Byzantine Empire (330); A copy of the Diamond Sūtra is published, the earliest dated and printed book known (868). English Wikipedia records 10 events for this date.
Johann Friedrich Blumenbach was born on May 11, 1752; Leo VI the Wise died on May 11, 912.
228 days remain until Christmas and 235 until New Year's Day.
In astrology — kept separate from the measured astronomy above, deliberately — May 11 falls under the sign of Taurus.
Calendar
By the numbers
- 36%
- of the year elapsed
- 228
- until Christmas
- 235
- until New Year
- 659
- until the next 29 February
2026 — Common year (365 days)
Work with dates
Sources
Every block on this page names where its data comes from. Nothing here is generated when the source is silent.
- United Nations — International Days— What's celebrated today
- Wikidata (P841)— Saints and name days · CC0 1.0
- Wikipedia (en)— On this day in history · CC BY-SA 4.0 · Data imported on 2026-08-26