A montage of Saturn and its moons Dione (front), Tethys and Mimas (right), Enceladus and Rhea (left), and Titan (distant top), as depicted by the Voyager 1 spacecraft, November 1980. Calling all ...

The James Webb Space Telescope's latest image shows eight spectacular examples of gravitational lensing, a phenomenon that ...

Optical aberration theory remains a fundamental component in the design and operation of space telescopes. With increasingly ambitious astronomical missions and the demand for high-resolution imaging, ...

Another planetary alignment is coming up in April People got to witness a seven-planet alignment in February The next alignment of seven planets will take place in October, 2028 Many Massachusetts ...