Shockingly Tiny Galaxy Near Andromeda Is Just One-Millionth the Size of the Milky Way
Andromeda XXXV is only about 20,000 times more massive than our Sun—very small, even for a satellite galaxy. For comparison, ...
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Starlink satellites: Facts, tracking and impact on astronomy
The current version of each Starlink satellite weighs 573 lbs. (260 kilograms) and is, according to Sky & Telescope magazine, roughly the size of a table. Rather than sending internet signals ...