PULL · 21 DEC 2011

This was
your sky.

A Horseshoe Einstein Ring from Hubble

NASA APOD
COSMIC MESSAGE

A gravitational lens has bent the light from a distant blue galaxy into a horseshoe shape. The light has traveled around a massive red galaxy, which acts like a cosmic magnifying glass. This image from the Hubble Space Telescope shows a precise alignment, creating a nearly complete ring.

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PUBLIC DOMAIN NASA APOD
EXPORT AS
SB-2011-12-21
UNCOMMON
A Horseshoe Einstein Ring from Hubble
2011-12-21 · ♐
SKYBORN
A Horseshoe Einstein Ring from Hubble
NASA APOD
BORN 5303 days ago
SKYBORN.APP

Move your cursor across the card to tilt it. Holographic foil ripples through the edges and surface as you go.

ZODIAC CONTEXT
SAGITTARIUS

In tropical astrology, 21 DEC 2011 falls under Sagittarius (♐). The sign's window runs from 11-22 through 12-21. Sagittarius points straight at the center of the Milky Way, our galaxy's brightest region. The Sun was crossing this region of the sky on 21 DEC 2011.

THE ALMANAC FOR 21 DEC 2011
DAY
Wednesday
MOON
Waning crescent, 15% lit
POSITION
Day 355 of 365
METEOR SHOWER
Ursid shower, peaks tomorrow