#spectroscopy
7 posts
Seven New Quasar‑Lens Systems Discovered Using AI in 800,000 Spectra
Astronomers used AI to sift through 800,000 quasar spectra, uncovering seven new quasar‑lens systems and roughly doubling the known sample.
SDSS‑V DR20 releases 2 million spectra, mapping the Milky Way’s halo in detail
SDSS‑V’s 20th data release provides over 2 million stellar spectra, including 250 k halo stars, opening new windows on the Galaxy’s formation.
DESI side project captures spectra of debris‑polluted white dwarfs, revealing exoplanet compositions
DESI’s off‑target observations have captured clear spectra of white dwarfs accreting planetary debris, showing compositions similar to inner‑solar system bodies.
Observations Reveal Details of Peculiar 91bg-like Supernova SN 2023vjh
Follow‑up observations of SN 2023vjh clarify its rise time, subluminous nature, and host environment, shedding light on 91bg‑like Type Ia explosions.
Webb Telescope Unveils Surprising Chemical Signatures in Distant Exoplanet Atmospheres
Recent data from the James Webb Space Telescope is revealing unexpected chemical compositions in exoplanet atmospheres. This groundbreaking research offers new clues about planetary formation and…
Unveiling the Secrets of Exoplanet Atmospheres with Next-Generation Telescopes
Explore how advanced telescopes are revolutionizing our understanding of exoplanet atmospheres, revealing insights into their composition and potential for life.
Astronomers Uncover a Novel Class of Exoplanets Exhibiting Peculiar Atmospheric Signatures
Scientists have identified a new category of exoplanets displaying unexpected atmospheric compositions. This discovery challenges current planet formation models and opens new avenues for…