James Webb Space Telescope observations suggest Pluto’s atmosphere is unlike any other in the solar system, confirming a 2017 ...

The Webb telescope detects a clear, hydrogen-rich atmosphere, as well as water vapor, on the hot sub-Neptune planet TOI-421 B ...

Dozens of NASA's missions to explore the cosmos could be in jeopardy under a budget proposal from the Trump administration.

JWST has detected the earliest galaxies in the universe, but some look “more mature” than expected. Is it time to rethink how ...

Naturally, the aurora on our solar system's largest planet is hundreds of times brighter and more energetic than our own ...

The James Webb Space Telescope's Near-Infrared camera (NIRCam) captured stunning imagery of Neptune. It is the "clearest view of this peculiar planet’s rings in more than 30 years,” according ...

"I had been waiting my entire career for Webb so that we could meaningfully characterize the atmospheres of these smaller planets." ...

NASA's James Webb Space Telescope (JWST) has found water swirling in the air of a distant alien planet, a new study reports. That exotic world is TOI-421 b, a boiling-hot "sub-Neptune" orbiting a ...

Unlike the James Webb Space Telescope's views of other sub-Neptune exoplanets' atmospheres, its look at TOI-421 b was clear. Credit: NASA / ESA / CSA / Dani Player illustration A sweltering planet ...

Scientists observed and captured the first clear evidence of auroras on Neptune using the James Webb Space Telescope (JWST), marking a milestone in the study of the outer reaches of the solar system.

Neptune's auroras have been seen in full view for the first time. They were captured on camera by NASA's James Webb Space Telescope. While there was no hard evidence, astronomers had long ...