The Birth and Death of Blue Supergiants: A Cosmic Journey
A team of astronomers, led by researchers at the Instituto de Astrofísica de Canarias (IAC), may have unraveled the mystery behind the birth of some of the brightest and hottest stars in the cosmos, known as blue supergiants. These stars are at least 10,000 times brighter, two to five times hotter, and 16 to 40 […]
Hubble and James Webb: A Comparative Analysis
For decades, astronomers have been seeking to measure the Hubble constant—the rate at which the universe is expanding—with increasing precision. This constant is not merely a number; it’s a key that could unlock the universe’s past, present, and future. However, scientists have found themselves entangled in a so-called “Hubble Tension,” a persistent discrepancy between the […]