SUNSET: 
Tiny Galaxy’s Giant Black Hole Throws Astronomers for a Loop
A satellite galaxy dwarfed by the Milky Way has a black hole nearly as massive as the one at the center of our galaxy.
The True Nature of the Candidate ET Signal From Proxima Centauri
Human-made interference, not extraterrestrial technology, is responsible for the first candidate "signal of interest" detected by the project Breakthrough Listen.
Two Impacts, Not Just One, May Have Formed The Moon
The Moon may have formed in a one-two punch, new simulations suggest.