The sky on
your birthday.
Black Holes in Galactic Centers
Most large galaxies, and possibly all of them, seem to have a black hole at their centers. Astronomers using the Hubble Space Telescope have found that stars near the centers of galaxies move faster and faster the closer they get to the middle. This suggests a central object with millions of times the Sun's mass.
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 17 October 2005 Dione in Full View See it as a poster -
Released on 17 October 2008 The Mimas Atlas See it as a poster -
Released on 17 October 2006 Colliding galaxies make love, not war See it as a poster -
Released on 17 October 2006 Wide view of the Antennae galaxies (ground-based image) See it as a poster -
Released on 17 October 2010 NGC 346 in the Small Magellanic Cloud See it as a poster
In tropical astrology, 17 OCT 1999 falls under Libra (♎). The sign's window runs from 09-23 through 10-22. Libra is the only zodiac constellation named for an inanimate object, the scales of judgment. The Sun was crossing this region of the sky on 17 OCT 1999.
Questions about October 17, 1999
What space photo was released on October 17, 1999?
NASA's Astronomy Picture of the Day for October 17, 1999 was "Black Holes in Galactic Centers". It's the card at the top of this page.
What was the Moon's phase on October 17, 1999?
A first quarter moon, about 49% lit.
What day of the week was October 17, 1999?
October 17, 1999 was a Sunday, day 290 of the 365 days in 1999.
Was there a meteor shower on October 17, 1999?
Yes: the Orionid shower, peaks in 4 days.
Is it free?
Yes. Seeing, sharing and downloading the card is free, and there's no account to make.