New large optically bright supernova remnant discovered

Astronomers have reported the discovery of a new galactic supernova remnant (SNR) in the Cepheus constellation. The newly detected SNR is relatively large and optically bright, but faint in radio and X-ray bands. The finding ...

Giant star spots likely cause of Betelgeuse dimming

Betelgeuse, the bright star in the constellation of Orion, has been fascinating astronomers in the recent months because of its unusually strong decline in brightness. Scientists have been discussing a number of scenarios ...

Neptune-sized planet discovered orbiting young, nearby star

For more than a decade, astronomers have searched for planets orbiting AU Microscopii, a nearby star still surrounded by a disk of debris left over from its formation. Now scientists using data from NASA's Transiting Exoplanet ...

MAXI J1820+070: Black hole outburst caught on video

Astronomers have caught a black hole hurling hot material into space at close to the speed of light. This flare-up was captured in a new movie from NASA's Chandra X-ray Observatory.

Very Large Telescope sees signs of planet birth

Observations made with the European Southern Observatory's Very Large Telescope (ESO's VLT) have revealed the telltale signs of a star system being born. Around the young star AB Aurigae lies a dense disc of dust and gas ...

CHEOPS opens its eye to the sky

Since the launch of CHEOPS on 18 December 2019, the project has progressed smoothly and successfully through its planned operations and test activities.

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