New research suggests that Ariel, a moon of Uranus, might have once harbored an ocean over 100 miles (about 170 kilometers) deep. Credit: NASA/JPL-Caltech/PSI/Mikayla Kelley/Peter Buhler Growing evidence suggests that
New research suggests that Ariel, a moon of Uranus, might have once harbored an ocean over 100 miles (about 170 kilometers) deep. Credit: NASA/JPL-Caltech/PSI/Mikayla Kelley/Peter Buhler Growing evidence suggests that
View at EarthSky Community Photos. | John Chumack in Yellow Springs, Ohio, captured Comet Lemmon (C/2025 A6) along with some satellite trails on September 27, 2025. John wrote: “Early Saturday
An artistic rendering of a dust and gas disk encircling the young exoplanet, CT Cha b, 625 light-years from Earth. Spectroscopic data from NASA’s James Webb Space Telescope suggests the
IRAS 16293-2422 b — European Southern Observatory Comets have similar compositions to interstellar medium ices, suggesting at least some of their molecules maybe inherited from an earlier stage of evolution.
Smart telescope company Vaonis has released the X edition of its popular Vespera II model. This limited run has a transparent shell so that astrophotographers can observe the inner workings
NASA/Jet Propulsion Laboratory–Caltech/Southwest Research Institute (SwRI)/Malin Space Science Systems (MSSS); Image processing: Emma Wälimäki © CC BY During its close flyby of Jupiter’s moon Io on December 30, 2023, NASA’s
Figure from Rebollido et al. (2024). The debris disk around Beta Pictoris seen with JWST/MIRI. — astro-ph.IM The study of the last stages of planet formation, also known as debris
Keith Cowing Explorers Club Fellow, ex-NASA Space Station Payload manager/space biologist, Away Teams, Journalist, Lapsed climber, Synaesthete, Na’Vi-Jedi-Freman-Buddhist-mix, ASL, Devon Island and Everest Base Camp veteran, (he/him) 🖖🏻 Follow on
This MODERN living glass sponge was spotted during a 2018 cruise. This photo reveals the bright colors and textures commonly associated with the living sponge, which is usually found in
21 tRNA are synthesized through transcription and processing and used for translation of proteins of interest. Credit – Graduate School of Arts and Sciences, College of Arts and Sciences, The