NASA's Chandra X-ray Observatory has delivered the sharpest-ever X-ray image of the jet launched by M87's supermassive black ...

For the first time ever, astronomers have captured two distinct X-ray views of an interstellar comet, providing an unprecedented glimpse into the interplay between a visitor from beyond our solar ...

An international team of astronomers led by Camille Poitras, a Ph.D. student in the Faculty of Science and Engineering at ...

In a hangar outside Zurich, a veteran of low Earth orbit lay under a kind of medical scanner no spacecraft was ever designed for. The patient was the European Retrievable Carrier mission, or EURECA, a ...