An Extremely Faint Neighbour

(Syfy Wire::Bad Astronomy) – Phil Plait:

We can see galaxies billions of light years way, nearly to the edge of the observable Universe, but there can be galaxies literally orbiting our own that have gone unnoticed. Of course, the ones we see at fantastic distances are huge and bright, and the nearby ones small and faint. But still, it shows you that, sometimes, treasures can be found on your doorstep if you just look more carefully. …

blastr 2017-2-23 satellite

Milky Way and Virgo 1


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