Scientists using NASA's James Webb Space Telescope have identified a previously unknown kind of exoplanet, one whose ...
On Jan. 15, 2025, the Gaia spacecraft took its last image. Then the craft ran a final round of engineering tests, fired its ...
James Webb observations show TOI-561b, an ultra-hot rocky exoplanet, has a thick atmosphere that redistributes heat.
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JWST finds lemon-shaped exoplanet orbiting a pulsar
The James Webb Space Telescope has turned up a world that looks more like a squeezed citrus fruit than a planet, a distorted ...
A strange world just 47 light-years from Earth is rewriting what scientists thought they knew about alien planets. Hidden ...
The James Webb Space Telescope detected an atmosphere on a lava-covered exoplanet, evidence that small planets close to stars ...
Scientists discovered 128 new moons orbiting Saturn, bringing the planet’s total to 274. Many of these moons are “only a few ...
Exoplanet TOI 1227 b is being bombarded by x-rays from its host red dwarf star, causing it to “shrink from the size of ...
New observations of a nearby red giant star suggest that a long-standing explanation for how giant stars spread life’s ...
With sapphire waterfalls, lava rain and orbits around dead stars, these distant worlds push the limits of what’s possible.
Planets orbiting two stars at once, a world that sparked debate over the possibility of life, and another being vaporized by ...
Xi Zhang, a professor of Earth and planetary science at UC Santa Cruz, has discovered that an exoplanet classed as a ...
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