Tag: X-ray Astronomy
-
Vampire Star’s Feeding Ground: First X-ray Peek at a White Dwarf’s Hungry Binary
What scientists are calling a “vampire star” system In a striking demonstration of how extreme physics unfolds in binary stars, researchers have captured the first detailed look at the inner region around a dead white dwarf siphoning material from a nearby stellar companion. Using NASA’s Imaging X-ray Polarimetry Explorer (IXPE), the team has observed how…
-
Betelgeuse’s Hidden Partner Is Not What We Expected: A Sun-Like Young Star
Unexpected Finding: A Sun-Like Companion in Betelgeuse’s Orbit For decades, Betelgeuse has been a cosmic puzzle: a red supergiant blazing at the edge of its life, with rumors of a binary partner shaping its erratic brightness. When astronomers planned a December 2024 window to glimpse a possible companion, they anticipated a compact, exotic object such…
-
Betelgeuse Companion Revealed: A Surprising Find in Orion
The Big Reveal: A Hidden Partner in Betelgeuse’s Tale The star Betelgeuse, one of the most famous and enigmatic celestial bodies in our night sky, has long invited speculation about its companions. After a concerted campaign of observations last December, scientists announced a surprising result: Betelgeuse’s binary partner is likely not a dense remnant like…
-
Cosmic Clockwork: The Strange Radio/X-ray Beacon ASKAP J1832-0911 Redefines Long-Period Transients
Discovery of a cosmic timekeeper In a landmark finding that could rewrite sections of stellar physics, scientists have identified a mysterious object in space known as ASKAP J1832-0911. Located about 16,000 light-years from Earth, this source radiates radio waves and X-ray bursts with uncanny precision, every 44 minutes, each activity episode lasting exactly two minutes.…
-
Astronomers Detect 44-Minute Cosmic Signal from ASKAP J1832-0911
Unprecedented Discovery: A Celestial Beacon Forces a New Look at Stellar Evolution Astronomers have identified an extraordinary object in deep space that emits radio waves and X-ray bursts to Earth with clockwork precision every 44 minutes. Named ASKAP J1832-0911, this enigmatic source sits roughly 16,000 light-years from Earth and challenges long-held theories about how stars…
-
Astronomers Unveil ASKAP J1832-0911: A 44-Minute Cosmic Beacon Defying Stellar Models
Discovery of the enigmatic radio source ASKAP J1832-0911 An international team of astronomers has identified an extraordinary space object that emits radio waves and X-ray bursts toward Earth with clockwork precision. Designated ASKAP J1832-0911, the source sits roughly 16,000 light-years away and produces radio signals every 44 minutes, each lasting exactly two minutes. This unusual…
-
Betelgeuse’s Secret Companion Revealed: Betelbuddy Confirmed
Introduction: A Debut Night in the Cosmos Betelgeuse, the brilliant red supergiant marking Orion’s shoulder, has long captured the imagination of stargazers and scientists alike. For decades, hints of a hidden partner have tantalized researchers, inviting questions about how such a massive star could live in relative solitude. This year, researchers from Carnegie Mellon University…
-
AstroSat completes a decade of multi-wavelength astronomy in India
A Decade of Discovery: AstroSat’s Milestone New Delhi — India’s first multi-wavelength astronomy satellite, AstroSat, has completed 10 years of science observations, a milestone announced by the Indian Space Research Organisation (ISRO). Launched on 28 September 2015, AstroSat — with a lift-off mass of about 1515 kg — has continuously scanned the cosmos from ultraviolet…