The sky on
your birthday.
Nearby Cepheid Variable RS Pup
The star RS Puppis pulses, changing its brightness over a few days. This Cepheid variable is ten times more massive than the Sun. It is surrounded by a reflection nebula, which is illuminated by the star's light. Astronomers use Cepheids like RS Puppis to measure distances to other galaxies.
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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 9 September 2013 See it as a poster -
The Earth on your day The Earth on 9 September 2013 · Taklamakan Desert See it as a poster -
Released on 9 September 2018 M1: The Crab Nebula from Hubble See it as a poster -
Released on 9 September 2009 Digitized sky survey image of Abell 370 (ground-based image) See it as a poster -
Released on 9 September 2009 Galactic wreckage in Stephan's Quintet See it as a poster -
Released on 9 September 2004 Cat's Eye Nebula image imaged with Digitized Sky Survey 2 (ground-based image) See it as a poster -
Released on 9 September 2009 Butterfly emerges from stellar demise in planetary nebula NGC 6302 See it as a poster
In tropical astrology, 9 SEP 2013 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 9 SEP 2013.
Questions about September 9, 2013
What space photo was released on September 9, 2013?
NASA's Astronomy Picture of the Day for September 9, 2013 was "Nearby Cepheid Variable RS Pup". It's the card at the top of this page.
What was the Moon's phase on September 9, 2013?
A waxing crescent moon, about 18% lit.
What day of the week was September 9, 2013?
September 9, 2013 was a Monday, day 252 of the 365 days in 2013.
What did the Sun and the Earth look like on September 9, 2013?
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.