There are lots of very legitimate teams of scientists working on (or just passed) the cutting edge, who basically throw ideas at the wall to see what...
V838 Mon is a bit off topic, but new models suggest that V838 Mon is/was two star cores in the same envelope... so perhaps not applicable to the OP....
I had the impression that one micron was the tipping point out by us. My much higher estimate for size was assuming higher radiation pressure at the...
Sgr A* has a mass of 4 million times the mass of the Sun. The galaxy inside the orbit of the Sun might b 50,000 times more than that... so a lot less...
Can you describe the telescopes that gave twelve foot resolution? If we are bouncing radar off of a small isolated object we can get that resolution,...