The sky on
your birthday.
Unexpected Galaxy String in the Early Universe
Astronomers have found several unexpectedly large structures of galaxies and clusters in the early universe. This long string of galaxies challenges some current cosmological models, which predict smaller structures at that early epoch. These findings are prompting a re-evaluation of how quickly such large-scale structures could have formed.
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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 Earth on your day The Earth on 20 January 2004 · Red Sea See it as a poster -
Released on 20 January 2010 The Cat's Paw Nebula* See it as a poster -
Released on 20 January 2020 Caught “Pink-Handed” See it as a poster -
Released on 20 January 2026 The precious rings of space See it as a poster -
Released on 20 January 2026 Helix Nebula (NIRCam image) See it as a poster -
Released on 20 January 2010 Around the Cat's Paw Nebula See it as a poster
In tropical astrology, 20 JAN 2004 falls under Aquarius (♒). The sign's window runs from 01-20 through 02-18. Aquarius is home to the Helix Nebula, the closest planetary nebula to Earth. The Sun was crossing this region of the sky on 20 JAN 2004.
Questions about January 20, 2004
What space photo was released on January 20, 2004?
NASA's Astronomy Picture of the Day for January 20, 2004 was "Unexpected Galaxy String in the Early Universe". It's the card at the top of this page.
What was the Moon's phase on January 20, 2004?
A new moon, about 4% lit.
What day of the week was January 20, 2004?
January 20, 2004 was a Tuesday, day 20 of the 366 days in 2004.
What did the Sun and the Earth look like on January 20, 2004?
NASA's Terra satellite photographed the whole Earth that day. It's 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.