Webb Captures Io’s and Europa’s Auroral Footprints in Jupiter’s Atmosphere
The NASA/ESA/CSA James Webb Space Telescope conducted a clockwise scan around the entire limb of Jupiter, chasing aurora…
Webb Detects Hydrogen Sulfide Gas on Three Super-Jupiters
Astronomers using the NASA/ESA/CSA James Webb Space Telescope have for the first time identified hydrogen sulfide gas in…
Jupiter is Smaller and More ‘Squashed’ than Previously Believed, New Juno Data Reveal
Using high-precision radio-occultation measurements from NASA’s Juno mission and incorporating the effects of zonal winds, planetary scientists derived…
Webb Detects Exotic Helium-and-Carbon-Rich Atmosphere around Pulsar-Orbiting Exoplanet
PSR J2322-2650b, an enigmatic Jupiter-mass exoplanet orbiting the millisecond pulsar PSR J2322-2650, appears to have an exotic helium-and-carbon-dominated…
Webb Detects Giant Clouds of Helium Leaking from WASP-107b
Using high-precision spectroscopic observations from the Near Infrared Imager and Slitless Spectrograph (NIRISS) onboard the NASA/ESA/CSA James Webb…
4.6 billion years ago, Jupiter saved Earth during its formation
When the solar system formed about 4.6 billion years ago, a gigantic cloud of dust and gas collapsed…
Aging Stars May Be Destroying Close-In Giant Exoplanets, Astronomers Say
At the end of their main-sequence life span, stars similar in mass to our Sun will undergo a…
Astronomers Create 3D Temperature Map of Hot-Jupiter WASP-18b
The new map of WASP-18b, a hot-Jupiter exoplanet located approximately 325 light-years from Earth, reveals an atmosphere with…
Growing baby planet captured for first time in dark circle | Features
(Laird Close/Univ. of Arizona via SWNS) By Talker By Dean Murray A team of astronomers has detected for…
Webb Discovers Exomoon-Forming Circumplanetary Disk around Gas-Giant Exoplanet
Astronomers using the NASA/ESA/CSA James Webb Space Telescope have found the carbon-rich disk surrounding CT Cha b, a…
Webb Detects Complex Structures in Upper Atmosphere of Saturn
Astronomers using the NASA/ESA James Webb Space Telescope have detected a series of dark, bead-like and asymmetric star-shaped…