“What we do know, is that one such supernova seen in the same galaxy in 1987 to every astronomer’s surprise was a blue supergiant that had exploded. The Hubble Space Telescope soon revealed it ...

The star, known in modern times as Sanduleak 69-202, is a blue supergiant 25 times more massive than the Sun. Such explosions distribute all the common elements such as Oxygen, Carbon, Nitrogen ...

The so-called supergiant fast X-ray transients (SFXTs) are HMXBs harboring a compact object accreting part of the clumpy wind ...

This is the third supergiant isopod species discovered in the South China Sea since 2017, researchers said. Photo by Huang M-C, Kawai T (2025) At a fishing port in Taiwan, researchers bought four ...

Yellow supergiant stars (YSGs ... may well be tied to high mass-loss events or eruptions as seen in the Luminous Blue Variables (LBVs) and other massive stars. In order to increase the number ...