How white dwarfs mimic black holes

(Phys.org)—A remarkable observation by astronomers from the University of Southampton has been published in one of the world's foremost astrophysics research journals.

The hidden galaxy in the zone of avoidance

There are some places astronomers dare not tread. One of the prime places is beyond the disk of our own galaxy where the numerous stars and clouds of dust along the line of sight make observations messy to say the least. ...

NASA lining up ICESat-2's laser-catching telescope

To catch individual laser photons that have travelled more than 600 miles from a satellite to Earth and back, the satellite's telescope needs to be perfectly positioned. Last week, engineers and technicians at NASA's Goddard ...

Powerful supercomputer makes ALMA a telescope

(Phys.org)—One of the most powerful calculating machines known to the civilian world has been installed and tested in a remote, high-altitude site in the Andes Mountains of northern Chile, marking one of the major remaining ...

First images from Adaptive Optics Lucky Imager (AOLI)

The Adaptive Optics Lucky Imager (AOLI) on the William Herschel Telescope (WHT) has obtained its first adaptive-optics closed-loop results, an important milestone in the development of this state-of-the-art instrument that ...

A black widow's Tango Mortale in gamma-ray light

Pulsars are the compact remnants from explosions of massive stars. Some of them spin around their own axis hundreds of times per second, emitting beams of radiation into space. Until now, they could only be found through ...

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