The sky on
your birthday.
Recycling Cassiopeia A
Cassiopeia A is the expanding debris cloud from a massive star's explosion. The light from this supernova would have first reached Earth several hundred years ago. This image shows the enriched material blasted back into space, where it can contribute to the formation of new stars.
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 28 December 2017 See it as a poster -
The Earth on your day The Earth on 28 December 2017 · Empty Quarter, Arabia See it as a poster -
Released on 28 December 2019 The bright city lights of Long Island, New York City and the New Jersey area contrast the dark waters of Sandy Hook See it as a poster -
Released on 28 December 2024 The city lights of Harbin, China See it as a poster -
Released on 28 December 2024 City lights illuminate the cities of Abha, Khamis Mushait, and Ahad Rafidah in Saudi Arabia See it as a poster -
Released on 28 December 2024 The city lights of Tashkent, Uzbekistan's capital and most populous city See it as a poster -
Released on 28 December 2024 The city lights of Almaty, Kazakhstan's largest city See it as a poster
In tropical astrology, 28 DEC 2017 falls under Capricorn (♑). The sign's window runs from 12-22 through 01-19. Capricorn is the dimmest zodiac constellation, but rich in deep-sky objects south of the celestial equator. The Sun was crossing this region of the sky on 28 DEC 2017.
Questions about December 28, 2017
What space photo was released on December 28, 2017?
NASA's Astronomy Picture of the Day for December 28, 2017 was "Recycling Cassiopeia A". It's the card at the top of this page.
What was the Moon's phase on December 28, 2017?
A waxing gibbous moon, about 76% lit.
What day of the week was December 28, 2017?
December 28, 2017 was a Thursday, day 362 of the 365 days in 2017.
What did the Sun and the Earth look like on December 28, 2017?
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.