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exoplanets

An illustration of an orange-yellow star releasing a massive flare and stellar material along a magnetic loop that connects with a nearby red planet that is outgassing its atmosphere.
Posted inNews

Exoplanet Triggers Stellar Flares and Hastens Its Demise

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 5 August 20255 August 2025

HIP 67522 b can’t stop blasting itself in the face with stellar flares, a type of magnetic interaction that scientists have spent decades looking for.

An artist’s depiction shows a planet forming on the outer edges of a solar system.
Posted inNews

This Exoplanet May Have Grown Stranger as It Journeyed Starward

by Jonathan O’Callaghan 15 July 202513 August 2025

WASP-121b, an already unusual planet, might have a remote origin that explains some of its peculiar properties—from iron rain to the unexpected presence of methane.

A large red orb partially covers a smaller blue-white orb against a dark, starry background.
Posted inNews

A New Exoplanet Resets the Scale

Damond Benningfield, Science Writer by Damond Benningfield 30 June 202530 June 2025

TOI-6894 b, the largest exoplanet relative to its host star yet seen, doesn’t fit the most widely accepted formation model for giant worlds.

Una cuadrícula muestra imágenes de 74 anillos brillantes de diversas formas, tamaños y ángulos.
Posted inNews

Cinturones polvorientos ofrecen una visión más clara de la formación de exoplanetas

Damond Benningfield, Science Writer by Damond Benningfield 31 March 202531 March 2025

Las observaciones en longitudes de onda milimétricas de polvo y guijarros en 74 sistemas estelares sugieren que las migraciones planetarias podrían ser más comunes de lo que pensábamos.

An illustration of a red and orange gaseous planet in front of a yellow star
Posted inNews

First 3D Map of Exoplanet Weather Reveals Superfast Jet

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 17 March 202517 March 2025

New observations also answer a long-standing question about where this ultrahot planet keeps its titanium.

Bright orange, blue, and white stars glisten against a dark background.
Posted inNews

A Super Speedy Star May Be Streaking Through Our Galaxy

Damond Benningfield, Science Writer by Damond Benningfield 10 March 202510 March 2025

Astronomers suggest the star is towing along an exoplanet. The system could be traveling fast enough to escape the Milky Way.

A grid shows images of 74 bright rings of various shapes, sizes, and angles.
Posted inNews

Dusty Belts Provide Clearer Insights into Exoplanet Formation

Damond Benningfield, Science Writer by Damond Benningfield 18 February 202518 February 2025

Millimeter-wavelength observations of dust and pebbles in 74 star systems hint that planetary migrations might be more common than we realized.

Artist’s illustration of a star with a small dark dot and a cone of translucent dust in front of it
Posted inNews

Scientists Finally Get a Good Look at a Disintegrating Exoplanet

Javier Barbuzano, Science Writer by Javier Barbuzano 28 January 202528 January 2025

The James Webb Space Telescope offers astronomers a rare glimpse into the chemical composition of a rocky planet’s interior—and the results are “very surprising.”

A telescope pointed up to the right in an observatory
Posted inNews

Telescopes Catch the Aftermath of an Energetic Planetary Collision

by Marta Hill 20 December 202420 December 2024

A planetary collision 1,800 light-years away birthed a body that has cooled in unexpected ways.

A bright blue-white ball, the white dwarf, is surrounded by stars and faint wisps, with part of a dark sphere in front of it, the possible Earth-like planet.
Posted inNews

Earth May Survive the Sun’s Demise

Damond Benningfield, Science Writer by Damond Benningfield 4 November 202411 November 2024

A distant white dwarf hosts an Earth-like planet in an orbit that might be similar to Earth’s if it survives the Sun’s red giant phase.

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