Astronomers found the black hole as it tosses its companion star around
What should you do with your eclipse glasses now that it’s over?, and an amazing shot of a comet during totality.
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Amazing video of the eclipse from 1.6 million km away, and a tiny space rock whizzes by today
I only saw a partial solar eclipse, but it was still wonderful.
A new idea about Supernova 1987A’s ring may explain more of its bizarreness
A comic I did a little consulting on, and how low can binaries go?
Don’t believe stories that we have to throw out what we know about cosmology, though!
NASA budget cuts threaten a workhorse observatory, but you can help
The Milk Way’s supermassive black hole, Sgr A*, seen in polarized light.
Scientists found a pretty danged big volcano on Mars hiding in plain sight
It’s eating the equivalent of a Sun’s worth of material EVERY DAY