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Browsing Tag

Supergiant star

3 posts
SScience
The main image at left shows a combined Webb and Hubble view of the spiral galaxy NGC 1637, with the region of interest in the top right; the remaining three panels show a detailed view of a red supergiant star before and after it exploded; the star is not visible in the Hubble image before the SN 2025pht explosion, but appears in the Webb image; the July 2025 view from Hubble shows the glowing aftermath of the explosion. Image credit: NASA / ESA / CSA / STScI / C. Kilpatrick, Northwestern / A. Suresh, Northwestern / J. DePasquale, STScI.
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Webb Identifies Supernova Progenitor Star in NGC 1637

  • February 23, 2026
Using the NASA/ESA/CSA James Webb Space Telescope, astronomers have for the first time identified the progenitor of a…
SScience
Tomassini et al. characterized the physical and morphological properties of the binary system AFGL 4106, which is composed of two evolved massive stars. Image credit: ESO / Tomassini et al.
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VLT Reveals Secrets of Old Stellar Couple

  • February 23, 2026
A stunning new image from the SPHERE (Spectro-Polarimetric High-contrast Exoplanet Research) instrument on ESO’s Very Large Telescope (VLT)…
SScience
Location and disappearance of M31-2014-DS1. Image credit: De et al., doi: 10.1126/science.adt4853.
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Supergiant Star Collapsed into Stellar-Mass Black Hole in Andromeda Galaxy

  • February 14, 2026
Using archival data from NASA’s NEOWISE mission along with data from other space and ground-based observatories, astronomers identified…
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