Space Telescope Science Institute (STScI)

NASA’s Webb Images Young, Giant Exoplanets, Detects Carbon Dioxide | Newswise

David Bale1 month ago08 mins

Newswise — NASA’s James Webb Space Telescope has captured direct images of multiple gas giant planets within an iconic planetary system. HR 8799, a young system 130 light-years away, has long been a key target for planet formation studies. The observations indicate that the well-studied planets of HR 8799 are rich in carbon dioxide gas….

Webb Maps Full Picture of How Phoenix Galaxy Cluster Forms Stars | Newswise

David Bale1 month ago07 mins

Newswise — Researchers using NASA’s James Webb Space Telescope have finally solved the mystery of how a massive galaxy cluster is forming stars at such a high rate. The confirmation from Webb builds on more than a decade of studies using NASA’s Chandra X-ray Observatory and Hubble Space Telescope, as well as several ground-based observatories. …

NASA’s Webb Exposes Complex Atmosphere of Starless Super-Jupiter | Newswise

David Bale2 months ago010 mins

Newswise — An international team of researchers has discovered that previously observed variations in brightness of a free-floating planetary-mass object known as SIMP 0136 must be the result of a complex combination of atmospheric factors, and cannot be explained by clouds alone. Using NASA’s James Webb Space Telescope to monitor a broad spectrum of infrared light emitted…