"We might have finally found the cause of a mystery that's lasted over 40 years," said researcher Sandino Estrada-Dorado.

BEIJING, Feb. 19 (Xinhua) -- China's Einstein Probe (EP) astronomical satellite has ... Swift and NICER X-ray telescopes, as well as the European Space Agency (ESA)'s XMM-Newton telescope.

The EP, a space science satellite led by the Chinese Academy ... as well as NASA's Swift and NICER telescopes, and European agency's XMM-Newton. "We were chasing fleeting sources, when we came ...

European Space Agency announced on Wednesday that the Einstein Probe satellite has captured ... as well as NASA's Swift and NICER telescopes and ESA's XMM-Newton. "We were chasing fleeting sources ...

An X-ray signal that has puzzled scientists for 45 years was the "death knell" of a planet ripped apart by a white dwarf star, data from NASA's Chandra observatory has revealed.

The four-satellite fleet has enabled over 1,500 research ... Data from NASA’s Chandra X-ray Observatory and ESA’s XMM-Newton indicate that remnants of the destroyed plane ...

The Einstein Probe satellite, equipped with its innovative lobster-eye X-ray telescope, has detected a rare and fleeting ... stars can produce such an intriguing outcome.” ESA’s XMM-Newton mission’s ...

Though still only in the prototype stage, this flat lens could one day be used on space telescopes, and perhaps even on ...