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stars

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.

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.

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.

Three panels show a round star with bright dots that change configuration.
Posted inNews

ALMA Watches the Surface of a Star “Boil”

Damond Benningfield, Science Writer by Damond Benningfield 10 October 202410 October 2024

Observations of R Doradus, a nearby red giant, provide the first timescale for convection on the surface of any star other than the Sun.

A strong flare explodes from a red-orange star.
Posted inNews

Small Stars Produce Mighty UV Flares

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 6 September 20246 September 2024

Stronger-than-expected ultraviolet flares could either provide exoplanets the sparks of life or prevent them from having life at all.

An illustration of seven small planets in front of a red-orange star.
Posted inNews

Anemic Stars Don’t Host Super-Earths

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 27 August 202427 August 2024

Planetary systems need the right stuff to make planets, and some stars just don’t have it.

Los anillos de Saturno
Posted inNews

Las estrellas lejanas resaltan minilunas en los anillos de Saturno

Katherine Kornei, Science Writer by Katherine Kornei 3 July 202424 February 2025

Al estudiar cómo la luz de las estrellas se atenúa al viajar a través de las partículas de hielo que rodean a Saturno, investigadores han hecho foco en muchas estructuras pequeñas en los famosos anillos del gigante gaseoso.

An artist’s rendering of a striped gas planet close to a star
Posted inNews

Magnetic Barriers Might Explain Mysterious Hot Jupiters

by Jonathan O’Callaghan 3 June 20243 June 2024

Hot Jupiters might end up very close to stars because a magnetic field halts their progress—and future observations could confirm the idea.

A series of curved lines, some brighter than others, encircle a planet that’s partially visible in the lower left foreground.
Posted inNews

Distant Stars Spotlight Mini Moons in Saturn’s Rings

Katherine Kornei, Science Writer by Katherine Kornei 16 May 202429 July 2024

By studying how starlight attenuates as it travels through the icy particles encircling Saturn, researchers have zoomed in on a host of small structures in the gas giant’s famous rings.

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