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spacecraft

Enceladus’s horizon backlit by the Sun, highlighting several plumes of material coming from the surface.
Posted inNews

Speedy Flyby Adds New Organics to Enceladus’s “Primordial Soup”

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 12 November 202512 November 2025

A new analysis of old Cassini data has also verified past detections of complex organics in Saturn’s E ring, strengthening the chemical ties between the ring and its progenitor.

Three dust devils on the Martian surface, seen from above and appearing as small white splotches.
Posted inNews

Martian Dust Devils Reveal Dynamic Surface Winds

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

A new wind map covering the whole of Mars includes some of the fastest winds ever detected on the Red Planet.

An artist’s depiction of four purple octagonal spacecraft flying in space. The light behind them is orange from the Sun, and in the background at right is Earth, surrounded by an overlapping series of magnetic field lines.
Posted inResearch Spotlights

Magnetic “Switchback” Detected near Earth for First Time

Sarah Stanley, Science Writer by Sarah Stanley 8 October 20258 October 2025

Until recently, this type of zigzag shape—formed by energetic rearrangement of magnetic field lines—had been seen only near the Sun.

An atmospheric balloon lofts into the air a CubeSat prototype built by Ghanaian students.
Posted inAGU News

Squaring Up in Space

by Caryl-Sue Micalizio 29 September 202529 September 2025

CubeSats emerge as the little spacecraft that could.

A rocket launches in front of a clear sky
Posted inResearch & Developments

Trio of Space Weather Satellites Take Flight

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 24 September 202524 September 2025

These three satellites will that study the solar wind and its impacts.

Illustration of a small diamond-shaped asteroid with a spacecraft perched on top.
Posted inNews

Hayabusa2’s Final Target is 3 Times Smaller Than We Thought

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 18 September 202518 September 2025

It also spins twice as fast as previous estimates suggested. A spacecraft touchdown will be challenging, but not impossible.

The Perseverance Mars rover, a robot, pictured in front of a red landscape on Mars.
Posted inResearch & Developments

Perseverance Sample Shows Possible Evidence of Ancient Martian Microbial Metabolisms

by Grace van Deelen 10 September 202510 September 2025

A sample collected in July 2024 by NASA’s Perseverance Mars rover may be “the closest we’ve actually come to discovering ancient life on Mars,” according to Nicky Fox, the science head of NASA.

Graph from the article.
Posted inEditors' Highlights

Spacecraft Surveys Shed New Light on Auroral Kilometric Radiation

by Alberto Montanari 3 September 20253 September 2025

Observations show low-density space channels guide Auroral Kilometric Radiation, like wind through mountain tunnels, offering new insights into its occurrence and directionality.

In this bird’s-eye satellite view, light brown peaks and valleys appear beneath a thin, grayish-white haze of foggy cloud cover that varies in translucence.
Posted inResearch Spotlights

First Complete Picture of Nighttime Clouds on Mars

Sarah Stanley, Science Writer by Sarah Stanley 11 August 202519 August 2025

Data captured by the Emirates Mars Mission reveal that clouds are typically thicker during Martian nighttime than daytime.

2 maps from the study.
Posted inEditors' Highlights

Nearly 94 Million Boulders Mapped on the Moon Using Deep Learning

by Jean-Pierre Williams 6 August 20255 August 2025

Scientists used a deep learning algorithm to map the size and location of nearly 94 million boulders on the lunar surface, highlighting differences in boulder densities and size distributions.

Posts pagination

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A view of a bridge, with the New Orleans skyline visible in the distance between the bridge and the water. A purple tint, a teal curved line representing a river, and the text “#AGU25 coverage from Eos” overlie the photo.

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Understanding Flux, from the Wettest Ecosystems to the Driest

24 November 202524 November 2025
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25 November 202525 November 2025
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