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asteroids

Many stars and galaxies including two spiral galaxies and three merging galaxies.
Posted inResearch & Developments

Rubin Observatory Stuns and Awes With Sprawling First Look Images

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 23 June 202523 June 2025

Wow. Just wow.

A heavily shaded, nearly round sphere with wavy edges. The sphere is battered with craters large and small. Some have sharp edges, whereas other edges are blurred. Shadows come from the dark left side and down some of the crater walls. The image is in gray tone.
Posted inNews

The Late, Great Gaia Helps Reveal Asteroid Masses

Nola Taylor Redd, Science Writer by Nola Taylor Tillman 29 May 202529 May 2025

Astronomers are using data from the recently decommissioned star-mapping satellite to help determine masses and more accurate orbits of celestial bodies closer to home.

A single meteor streaks across a twilight sky. Several bare trees are silhouetted against and reflect in a still lake.
Posted inNews

A Geologic Map of the Asteroid Belt

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 28 April 202530 April 2025

Scientists leveraged a global camera network and doorbell cameras to track dozens of meteorites to their asteroid families.

Posted inNews

Asteroid Samples Suggest a Solar System of Ancient, Salty Incubators

by Molly Herring 2 April 20252 April 2025

The discovery of salty mineral evaporites on Ryugu indicates that watery environments may have been widespread in the early solar system.

Gray photo of a crater on the dwarf planet Ceres
Posted inResearch Spotlights

Ceres’s Organics Might Not Be Homegrown After All

Sarah Stanley, Science Writer by Sarah Stanley 10 February 202510 February 2025

Scientists have been unable to determine whether the dwarf planet’s organics were produced by its own chemical processes or delivered by asteroids. New evidence implicates asteroids.

A top-down view of a metal torus containing black asteroid dust
Posted inNews

Life’s Building Blocks Found in Bennu Samples

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 29 January 202529 January 2025

The discovery of amino acids, abundant ammonia, and the bases of DNA and RNA on asteroid Bennu suggest that materials essential to life might be widespread throughout the solar system.

The grayscale surface of an asteroid with many boulders
Posted inNews

Magnetic Meteorites May Explain How the Solar System Assembled

by Jenna Ahart 12 December 202412 December 2024

Faint magnetic properties in primitive asteroid fragments suggest an early magnetic field strong enough to shepherd the growth of the outer planets.

El vehículo explorador Mars 2020 Perseverance en la superficie de Marte en un selfie ensamblado a partir de varias imágenes tomadas por el brazo robótico del vehículo explorador. Uno de los tubos de almacenamiento de muestras del vehículo explorador está en el suelo delante del vehículo explorador.
Posted inFeatures

El pasado, presente y futuro de traer muestras extraterrestres

by Jemma Davidson and Jessica Barnes 23 October 202423 October 2024

La obtención de muestras de cuerpos distantes del sistema solar ha revolucionado nuestra comprensión del cosmos y del lugar que ocupamos en él.

A view of the surface of Mars showing craters of various sizes
Posted inNews

These Five Craters May Have Birthed a Third of Martian Meteorites

Katherine Kornei, Science Writer by Katherine Kornei 26 September 202426 September 2024

Researchers have homed in on five craters on the Red Planet that are the likely sources of Martian meteorites.

A man and a woman are seen from behind; both of them are looking at large screens showing black and white images of a rocky surface.
Posted inNews

A Binary Asteroid System Gets Its Geological Close-Up

Katherine Kornei, Science Writer by Katherine Kornei 29 August 202429 August 2024

Researchers are learning more about the geology and evolution of the binary asteroid system Didymos from high-resolution imagery collected by the Double Asteroid Redirection Test mission.

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Coupled Isotopes Reveal Sedimentary Sources of Rare Metal Granites

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