Tag Archive for 'Trihydrogen'

These observations of Jupiter’s aurorae were captured with Webb’s Near-InfraRed Camera (NIRCam) on December 25, 2023. Image credit: NASA / ESA / CSA / STScI / Ricardo Hueso, UPV / Imke de Pater, UC Berkeley / Thierry Fouchet, Observatory of Paris / Leigh Fletcher, University of Leicester / Michael H. Wong, UC Berkeley / Joseph DePasquale, STScI / J. Nichols, University of Leicester / M. Zamani, ESA & Webb.

Webb Observes Dynamic Infrared Aurorae on Jupiter

May 13, 2025 by News Staff

The Jovian aurorae are hundreds of times brighter than those seen on Earth, says a team of astronomers by University of Leicester’s Dr. Jonathan Nichols. These...

This composite image, made using data from the NASA/ESA Hubble Space Telescope and the NASA/ESA/CSA James Webb Space Telescope, shows auroral activity (cyan splotches) on Neptune. Image credit: NASA / ESA / CSA / STScI / Heidi Hammel, AURA / Henrik Melin, Northumbria University / Leigh Fletcher, University of Leicester / Stefanie Milam, NASA-GSFC.

Webb Detects Trihydrogen, Captures Aurorae on Neptune for First Time

Mar 26, 2025 by News Staff

Emissions from the upper-atmospheric trihydrogen cation (H3+) have been used to study the global-scale interactions of Jupiter, Saturn and Uranus with...