The next year of science on the James Webb Space Telescope has been announced amid mounting budgetary uncertainty that could ...

"As a long-time Neptunophile, anticipation of these images was one of the key reasons I became a JWST Interdisciplinary Scientist," said Heidi Hammel ... of the ice giant planet's greenish ...

Webb has filled in many gaps left by Voyager 2, the only spacecraft to visit the planet. In 2022, the telescope captured Neptune's ghostly rings and revealed a band of clouds around a known vortex at ...

Auroras, appearing in red in this image ... previously hidden ionosphere of the giant planets.” These observations, led by Fletcher, were taken as part of Hammel’s Guaranteed Time Observation program ...

A study from 2023 concluded that ZTF SLRN-2020 was an evolved sun-like star called a "red giant" that had expanded, in the process engulfing a gas giant planet orbiting around it. The flash of ...

Credit: NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria ... Capturing the auroral activity on the ice giant has been long in coming, even though similar areas of trapped ...

A red giant star and white dwarf orbit each other in this animation of a nova similar to T Coronae Borealis. NASA/Goddard Space Flight Center Astronomers have been watching a small constellation ...

Based on the data at the time, they believed the planet met its doom as the star puffed up late in its lifespan, becoming what is called a red giant. New observations by the James Webb Space ...

NASA, ESA, CSA, STScI, Heidi Hammel (AURA), Henrik Melin (Northumbria ... but near-infrared light data confirms Neptune has auroras, like other gas giant planets in our solar system.

The stars expand and can engulf nearby planets, effectively incinerating them. In approximately five billion years, Earth’s own sun will turn into a red giant and engulf planets, including our blue ...