Supergiant Star Makes Rare Leap to Hotter Phase, Astronomers Say
Long-term observations of WOH G64 — once considered the most extreme red supergiant star in its galaxy —…
Astronomers just watched a star 1,540 times the size of our sun transform into a hypergiant. Will it go supernova?
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Webb Identifies Supernova Progenitor Star in NGC 1637
Using the NASA/ESA/CSA James Webb Space Telescope, astronomers have for the first time identified the progenitor of a…
VLT Reveals Secrets of Old Stellar Couple
A stunning new image from the SPHERE (Spectro-Polarimetric High-contrast Exoplanet Research) instrument on ESO’s Very Large Telescope (VLT)…
Astronomers Detect Celestial ‘Wake’ from Betelgeuse’s Companion Star
New multi-year observations from the NASA/ESA Hubble Space Telescope and ground-based telescopes at the Fred Lawrence Whipple Observatory…
For the first time, astronomers observed the first moments of a supernova shock wave
Many cosmic events occur in space and sometimes surprise astronomers. This is the case of these scientists who…