The sky on
your birthday.
Henrietta Leavitt Calibrates the Stars
Henrietta Swan Leavitt revolutionized our understanding of variable stars at Harvard College Observatory. She discovered that brighter Cepheid variable stars take longer to vary, a crucial relationship. This period-luminosity relationship allows astronomers to measure distances to galaxies far beyond our own.
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 October 2010 Dark Reflections in the Southern Cross See it as a poster -
Released on 27 October 2008 Hubble resumes science operations See it as a poster -
Released on 27 October 2026 Region in the sky around the white dwarf J1328−1450 See it as a poster -
Released on 27 October 2010 HAWK-I image of NGC 4030 See it as a poster -
Released on 27 October 2010 HAWK-I image of Messier 100 See it as a poster
In tropical astrology, 27 OCT 1998 falls under Scorpio (♏). The sign's window runs from 10-23 through 11-21. Scorpio is marked by Antares, a red supergiant the size of Mars's orbit. The Sun was crossing this region of the sky on 27 OCT 1998.
Questions about October 27, 1998
What space photo was released on October 27, 1998?
NASA's Astronomy Picture of the Day for October 27, 1998 was "Henrietta Leavitt Calibrates the Stars". It's the card at the top of this page.
What was the Moon's phase on October 27, 1998?
A first quarter moon, about 43% lit.
What day of the week was October 27, 1998?
October 27, 1998 was a Tuesday, day 300 of the 365 days in 1998.
Is it free?
Yes. Seeing, sharing and downloading the card is free, and there's no account to make.