Astronomers have revealed a new type of cosmic object called Cloud-9 — a dim, starless gas cloud anchored by a massive dark ...
In a patch of sky about 1. 2 billion light-years from Earth, astronomers have found a cosmic rarity: three galaxies caught in ...
Three supermassive black holes igniting at once in a single system is one of the most extreme feeding frenzies the universe ...
Far beyond the bright pinwheels and glowing nebulae that dominate space photography, astronomers have finally confirmed ...