This was
your sky.
The Matter of the Bullet Cluster
The Bullet Cluster, a massive galaxy cluster known as 1E 0657-558, shows strong evidence for dark matter through gravitational lensing. The way it distorts background galaxies suggests the presence of unseen mass. While some alternative theories propose modifying gravity, the Bullet Cluster's dynamics are currently best explained by the existence of dark matter.
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In tropical astrology, 15 JAN 2017 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 15 JAN 2017.