Mysterious Planet Nine May Still Lurk in the Outer Solar System
The concept of a large, hidden planet or planets lurking in the most distant regions of our solar system has…
Massive 200-Light-Year Cloud May Be Channeling Matter to the Milky Way’s Core
Astronomers have found a vast, never-before-noticed reservoir of stellar material, hundreds of light-years across, lurking in a cold, dark, starless…