Historical eventJuly 92025

Earth's rotation

Earth completes its shortest recorded day due to a slight acceleration in rotation, with July 9 lasting approximately 1.3 to 1.6 milliseconds less than 24 hours.

1st anniversary in 2026

Everything on July 9Original source

In context

When
Wednesday, July 9 20251 years ago
Category
Historical eventA dated happening — a battle, treaty, launch, discovery, disaster or decision — recorded on this calendar day.
Era
21st century · 2020s
Anniversary
1st in 2026
Recorded from
Wikipedia “On this day” feed

At a glance

Dates: From 2025.

What happened

Earth completes its shortest recorded day due to a slight acceleration in rotation, with July 9 lasting approximately 1.3 to 1.6 milliseconds less than 24 hours.

July 9 through the years

Other entries on the same calendar day, in order.

  1. 1995Navaly church bombing
  2. 1997LATAM Airlines Brasil
  3. 19991999 Iranian student protests
  4. 2002African Union
  5. 2004Senate Report on Iraqi WMD Intelligence
  6. 2006Italy national football team
  7. 2006S7 Airlines Flight 778
  8. 2008Nuclear program of Iran
  9. 2011South Sudan
  10. 2011Bersih 2.0 rally
  11. 2025Earth's rotation

Also in 2025

  • September 9IsraelSix people are killed when Israel carries out an airstrike on Doha in a failed attempt to decapitate the Hamas leadership.
  • September 92025 Russian drone incursion into PolandSeveral Russian drones incur on Polish airspace and are subsequently shot down, marking the first time a NATO member has engaged Russian…
  • September 11Jair BolsonaroFormer Brazilian president Jair Bolsonaro was sentenced to 27 years in prison for his involvement in a coup plot.
  • September 11Progress MS-32Progress MS-32 is launched to resupply the International Space Station. It is the 300th spacecraft launched to the ISS.
  • September 17Strategic Mutual Defence AgreementSaudi Arabia and Pakistan sign the Strategic Mutual Defence Agreement.
  • October 142025 Malagasy coup d'étatA coup d'état successfully overthrows Malagasy president Andry Rajoelina.
  • July 8Hurricane BerylHurricane Beryl makes landfall in Texas as a Category 1 hurricane, causing 44 deaths, over 2.7 residents without power, and $28 billion t…
  • January 18TikTokThe popular social media app, TikTok, is banned in the United States, after the passing of PAFACA.

Everything we record for 2025 →

Sources

Cite this page

“Earth's rotation”, What's On This Date, https://whatsonthisdate.com/app/event/earth-s-rotation-2025-july-9, accessed October 28, 2026.

Cite the underlying source as well — the source links above go to the record this entry is adapted from.

Questions about this entry

When did Earth's rotation happen?

July 9 2025 — 1 years ago, on a Wednesday.

Where does this text come from?

Wikipedia “On this day” feed. Summaries are short adaptations that link back to the source, not reprints.

How do I cite this page?

Use the ready-made citation near the sources at the bottom of the page, and follow the source link to cite the underlying record as well.

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