Three Alpha
An astronomy newsletter.
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Astronomers are detecting black holes that are too small to have formed in supernovae.
What made this star fade from view for months?
A global effort to monitor the cosmos.
What I actually do for a living.
A few thoughts on the uncertainty of the new year.
We're taking a short break.
New images of a young star could tell us a lot.
Studying what's left can tell us about dark matter.
But what will it actually see?
Thanks to relativity we can't see the other one.
