Astronomers discover two new Milky Way satellite galaxy candidates (phys.org)
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cross-posted from: lemmy.sdf.org/post/18298626...
I still can’t believe how this one comes back again and again. One of the greatest feat of humanity.
Roughly a year ago, astronomers announced that they had observed an object that shouldn’t exist. Like a pulsar, it emitted regularly timed bursts of radio emissions. But unlike a pulsar, those bursts were separated by over 20 minutes. If the 22-minute gap between bursts represents the rotation period of the object, then it is...