The sky on
your birthday.
Solar Moss
Discovered by NASA's TRACE spacecraft, this spongy-looking stuff is called Solar Moss. It glows at 2 million degrees Fahrenheit and is seen in extreme ultraviolet light. The moss is associated with hot magnetic plasma loops arching above one of the Sun's active regions.
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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Released on 27 December 2025 Apollo 17's Moonship See it as a poster -
Released on 27 December 2012 Curiosity Rover at Rocknest on Mars See it as a poster -
Released on 27 December 2021 Lonely Spiral See it as a poster -
Released on 27 December 2022 The snow-capped peaks of two different volcanoes on the island of Hawaii, Mauna Loa, an active volcano (bottom), See it as a poster -
Released on 27 December 2010 One Million Galaxies See it as a poster
In tropical astrology, 27 DEC 1999 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 27 DEC 1999.
Questions about December 27, 1999
What space photo was released on December 27, 1999?
NASA's Astronomy Picture of the Day for December 27, 1999 was "Solar Moss". It's the card at the top of this page.
What was the Moon's phase on December 27, 1999?
A waning gibbous moon, about 79% lit.
What day of the week was December 27, 1999?
December 27, 1999 was a Monday, day 361 of the 365 days in 1999.
Is it free?
Yes. Seeing, sharing and downloading the card is free, and there's no account to make.