What caused the rotation of galaxies, and do they all do it?
Astronomy
Astronomy
Deep Space
Red Dwarfs: The fascinating stars that live for trillions of years
They’re the most common stars in the cosmos, but a super-long life expectancy and strange composition make red dwarfs among the most important objects in existence.
Deep Space
ALMA: The world’s largest telescope array
This collection of giant radio dishes will create a 10-mile-wide telescope to give unsurpassed views of the cosmos.