Almost 320 light-years away in the Libra constellation lies WASP-189b, an exoplanet known as an ultra-hot Jupiter (UHJ). UHJs have temperatures high enough to vaporize rock-forming elements like magnesium (Mg), […]
Gemini South
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Press Release
Massive Cloud With Metallic Winds Discovered Orbiting A Mystery Object
In September 2024, a star 3000 light-years away suddenly became 40 times dimmer than usual, and remained so until May 2025. The star, J0705+0612, is similar to our Sun, so […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Imaging & Spectroscopy, Status Report
IGRINS Observations of WASP-127 b: H2O, CO, and Super-Solar Atmospheric Metallicity in the Inflated sub-Saturn
High resolution spectroscopy of exoplanet atmospheres provides insights into their composition and dynamics from the resolved line shape and depth of thousands of spectral lines. WASP-127 b is an extremely […]
Posted inAstronomy & Telescopes, Exoplanets, -moons, -comets, Extinction events, Imaging & Spectroscopy, Press Release
Watching A Star Devour A Planet: The Ultimate Fate Of Earth?
By studying countless stars at various stages of their evolution, astronomers have been able to piece together an understanding of the life cycle of stars and how they interact with […]
Posted inAstrochemistry, Astronomy & Telescopes, Biosignatures & Paleobiology, Press Release
First Light Observations Of The Chemically Rich Star HD 222925
The U.S. National Science Foundation’s NOIRLab-operated Gemini South Telescope used its latest upgrade — GHOST, the Gemini High-resolution Optical SpecTrograph — to capture observations of HD 222925, a star more […]