The sky on
your birthday.
“Aurora Over Greenland” is copyrighted by Juan Carlos Casado. NASA has permission to show it and we don't, so it isn't on this card.
See it on NASA's siteAn aurora arched from horizon to horizon over southern Greenland. This image was taken during the Shelios expedition. The Big Dipper, part of Ursa Major, is visible through the center of the aurora. Auroras are caused by solar wind particles interacting with Earth's magnetic field.
The Sun on 23 August 2011
NASA SDO took this picture on 23 August 2011, the day itself, not a release date.
We cannot put this date's photograph on paper at poster size. We can print the nearest public archive plate to your date instead.
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Released on your day
Space pictures released on your month and day in other years, or a few days either side. Each one is sharp enough to print as a poster.
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The Sun on your day The Sun on 23 August 2011 See it as a poster -
The Earth on your day The Earth on 23 August 2011 · Lake Eyre, Australia See it as a poster -
Released on 23 August 2013 The Tortured Clouds of Eta Carinae See it as a poster -
Released on 23 August 2010 Messier 71: an unusual globular cluster See it as a poster -
Released on 23 August 2020 The Helix Nebula from Blanco and Hubble See it as a poster -
Released on 23 August 2021 Cluster in the Cloud See it as a poster -
Released on 23 August 2025 The Milky Way appears above Earth's bright atmospheric glow See it as a poster
In tropical astrology, 23 AUG 2011 falls under Virgo (♍). The sign's window runs from 08-23 through 09-22. Virgo is the largest zodiac constellation, holding the heart of the Virgo galaxy cluster. The Sun was crossing this region of the sky on 23 AUG 2011.
Questions about August 23, 2011
What space photo was released on August 23, 2011?
NASA's Astronomy Picture of the Day for August 23, 2011 was "Aurora Over Greenland". It's a photographer's copyrighted image, so we link to it on NASA's site and show the Sun or the Earth that day instead.
What was the Moon's phase on August 23, 2011?
A last quarter moon, about 32% lit.
What day of the week was August 23, 2011?
August 23, 2011 was a Tuesday, day 235 of the 365 days in 2011.
What did the Sun and the Earth look like on August 23, 2011?
NASA's Solar Dynamics Observatory photographed the Sun that day, and NASA's Terra satellite photographed the whole Earth. Both are on this page, next to the card.
Is it free?
Yes. Seeing, sharing and downloading the card is free, and there's no account to make.