Dozens of boxes holding mirrors are placed along a remote desert hill in northern Chile as workers make progress in the ...

The European Southern Observatory's (ESO) Extremely Large Telescope (ELT) — the world's largest visible- and infrared-light ...

"There is little question that, with its daylight display and spectacular evening apparition in a moonless sky, Comet 2024 G3 ...

The James Webb Space Telescope has revolutionized astronomy in just three years. A new project celebrates its impact on the ...

Four small suitcase-sized spacecraft, designed and built by Southwest Research Institute, have made a final Earth-side pit ...

This mitigates the pickup of terrestrial interference. The Allen Telescope Array was originally designed to cover frequencies between 500 and 10,000 MHz, which is more than five times the range ...