NASA's James Webb Space Telescope is the largest and most powerful telescope ever launched to space. Its mirror is composed of 18 individual segments that have been aligned so accurately, that they ...

This Hubble image showcases the most complete Einstein rings ever discovered in our Universe located in the southern ...

The James Webb Space Telescope's Near-Infrared Camera (NIRCam) reveals a stunning view of star-forming region Sagittarius C ...

NASA is uncovering the mysteries of dark matter and dark energy, which make up most of the universe. What are these forces? Read on to know more.