For more than 400 years, astronomers both professional and amateur have taken a special interest in observing Mira stars, a class of variable red giants famous for pulsations that last for 80-1,000 ...

The highest angular resolutions for telescopes can be achieved by arrays of telescopes called astronomical interferometers. Hypertelescopes are being worked on that would combine many, many telescopes ...

Get the latest federal technology news delivered to your inbox. The Air Force Research Laboratory is engaging in a new collaboration that will provide U.S. and U.K. researchers and astronomers with ...

The Atacama Large Millimeter/submillimeter Array (ALMA) has passed a key milestone crucial for the high quality images that will be the trademark of this ...

Another vital step has been accomplished as planned towards full operation of the ESO Very Large Telescope Interferometer (VLTI) at the Paranal Observatory in Chile, one of the world's foremost ...

Active galactic nuclei are supermassive black holes at the center of certain galaxies. As matter falls into these black holes ...