Search results for Exoplanet

Planetary Sciences Sep 14, 2025

Study finds exoplanet TRAPPIST-1e is unlikely to have a Venus- or Mars-like atmosphere

In the search for habitable exoplanets, atmospheric conditions play a key role in determining if a planet can sustain liquid water. Suitable candidates often sit in the "Goldilocks zone," a distance that is neither too close ...

Astronomy Sep 14, 2025

The exoplanet TRAPPIST-1 e takes its turn in the JWST's spotlight

When the JWST finally began its long-awaited science operations in July 2022, there was a long list of targets awaiting its attention. Scientists compete for observing time by submitting proposals, and for every nine submitted ...

Planetary Sciences Sep 11, 2025

JWST finds an exoplanet around A pulsar whose atmosphere is all carbon

Science advances through data that don't fit our current understanding. At least that was Thomas Kuhn's theory in his famous On the Structure of Scientific Revolutions. So scientists should welcome new data that challenges ...

Astronomy Sep 11, 2025

Second exoplanet found orbiting nearby star Gliese 536

Using radial velocity measurements, an international team of astronomers has identified a second planet orbiting a nearby M-dwarf star known as Gliese 536. The newfound alien world turns out to be at least a few times more ...

Planetary Sciences Sep 9, 2025

AI drives discovery of new exoplanets in distant systems

Over the course of more than two decades, researchers at the University of Bern have developed the so-called "Bern model," a suite of computer programs that can numerically simulate the formation of planetary systems, thus ...

Astronomy Sep 8, 2025

TRAPPIST-1e observations narrow down possibilities for atmosphere and surface water on elusive exoplanet

University of Bristol astrophysicists are helping shed new light on an Earth-sized exoplanet 40 light years away where liquid water in the form of a global ocean or icy expanse might exist on its surface. That would only ...

Planetary Sciences Sep 5, 2025

Clues in a dusty disk point the way to a potential exoplanet

Large exoplanets are more easily detected than small ones. It's axiomatic. While large planets block out more starlight during transits, small planets block out much less, letting them hide in the overpowering glare from ...

Astrobiology Sep 2, 2025

Metals are critical to life. We should screen exoplanets for them

Life is complicated, and not just in a philosophical sense. But one simple thing we know about life is that it requires energy, and to get that energy it needs certain fundamental elements. A new paper published in The Open ...

Planetary Sciences Sep 2, 2025

TESS reveals two rocky Earth-sized exoplanets orbiting nearby K-type star

Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered two rocky exoplanets orbiting a nearby K-type star, known as TOI-2322. The newfound alien worlds are comparable in size to Earth and have ...

Planetary Sciences Sep 2, 2025

'Greetings from 51 Pegasi b': How NASA made exoplanets into tourist destinations

Looking for the perfect vacation? Do you crave late-night fun? PSO J318.5−22, the planet with no star where nightlife never ends, is perfect for you! Prefer some peace and a chance to catch some rays? Kepler-16b, the land ...

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