A strange, starless object is forcing astronomers to rethink how galaxies are born. Using the Hubble Space Telescope, NASA scientists have identified a massive cloud of dark matter and gas that looks ...
Hubble has revealed a strange cosmic object called Cloud-9, a dark matter–dominated cloud with no stars at all. Scientists believe it is a “failed galaxy,” a leftover building block from the early ...
In the vast silence of intergalactic space, some structures remain hidden not because of their distance, but because they emit no light at all. They are not stars, and they are not galaxies in the ...
The fast-moving gas cloud could help explain the so-called missing satellite problem, if the object is what scientists think it is. Reading time 2 minutes Astronomers may have just stumbled across a ...
"WIMPs are still the leading candidate for dark matter, but billions of dollars of experiments have been done, only getting stronger and stronger upper limits, so alternative scenarios have to be ...