BIRTHDAY · 26 DEC 2004

The sky on
your birthday.

GRO J1655-40: Evidence for a Spinning Black Hole

NASA APOD
COSMIC MESSAGE

At the center of GRO J1655-40, hot gas swirls around what is likely a black hole. Studies of the light from this gas show an unusual flickering, 450 times per second. Combined with an estimated mass seven times that of our Sun, this rapid flickering provides evidence for a black hole that is spinning.

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SB-2004-12-26
COMMON
GRO J1655-40: Evidence for a Spinning Black Hole
2004-12-26 · ♑
SKYBORN
GRO J1655-40: Evidence for a Spinning Black Hole
NASA APOD
BORN 7,990 days ago
SKYBORN.APP

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ZODIAC CONTEXT
♑
CAPRICORN

In tropical astrology, 26 DEC 2004 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 26 DEC 2004.

THE ALMANAC FOR 26 DEC 2004
DAY
Sunday
MOON
Full moon, 100% lit
POSITION
Day 361 of 366

Questions about December 26, 2004

What space photo was released on December 26, 2004?

NASA's Astronomy Picture of the Day for December 26, 2004 was "GRO J1655-40: Evidence for a Spinning Black Hole". It's the card at the top of this page.

What was the Moon's phase on December 26, 2004?

A full moon, about 100% lit.

What day of the week was December 26, 2004?

December 26, 2004 was a Sunday, day 361 of the 366 days in 2004.

What did the Sun and the Earth look like on December 26, 2004?

NASA's Terra satellite photographed the whole Earth that day. It's 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.

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