It took a decade for NASA to piece together this 416,592,960 pixel image of the Andromeda galaxy and the key takeaway? 'Andromeda's a train wreck'
"It looks like it has been through some kind of event that caused it to form a lot of stars and then just shut down” ...
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Monocular vs binocular: Which is best for stargazing
From magnification to light-gathering, here’s how to make the decision between buying binoculars or a monocular for ...