Observing the night sky can be done with no special equipment, although a sky map can be very useful, and a good telescope or binoculars will enhance some experiences and bring some otherwise ...

Learn about the latest data from the ESA's Euclid telescope, classifying 380,000 galaxies and bringing us one step closer to understanding dark matter and dark energy.

NASA expects to soon launch a mission to create the most colorful 3D map of the entire sky yet. Known as SPHEREx, it will analyze every pixel to see what's there, what it's made of, and how far ...