Plans are underway to add a seventh movable telescope to Georgia State University’s Center for High Angular Resolution Astronomy— known as the CHARA Array—that would increase the resolution, or the ...

Astronomers now have a powerful new tool to uncover the faintest traces of exoplanets, galactic structures, variable stars, and fleeting cosmic events beyond our solar system. The Prime-focus Infrared ...

First results from a new NASA-funded scientific instrument at the W. M. Keck Observatory at Mauna Kea, Hawaii, are helping scientists overturn long-standing assumptions about powerful explosions ...

New Mexico’s Plains of San Agustin are otherworldly: Silence, sand and sharp plants reign on the valley floor. Knobbly volcanic rock rises above. Pronghorns’ legs and jackrabbits’ ears break up the ...

The 1998 discovery that the universe is expanding at an accelerated rate raised new and profound questions about the nature and fate of the universe. Based on measurements of the speed of distant ...

Over the past few years or so the most talked about kind of telescope was the one that is meant to operate in space. An understandable development, given the several such instruments that have been ...