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Space & Planets

Whirls, arches, and streamers of red and yellow are overlaid on a hazy background, with a bright white blur of light near the center.
Posted inFeatures

The 21st Century’s “Music of the Spheres” 

Damond Benningfield, Science Writer by Damond Benningfield 21 December 20237 March 2024

Scientists and artists are giving voice to everything from planets to black holes, enriching the research experience and bringing wonders of the universe to new audiences.

Illustration showing the orbits of three planets around a red star, with depictions of what the planets might look like
Posted inNews

Giant Planets May Be “Agents of Chaos”

Damond Benningfield, Science Writer by Damond Benningfield 18 December 202318 December 2023

Two studies suggest that some giants could make it difficult or even impossible for terrestrial planets to remain in a star’s habitable zone.

The mountain Telegonus Mensae on Io. In the bottom center of the image is a dark spot that could be an impact crater.
Posted inENGAGE, News

Amateur Astronomer Finds a Possible Crater on Io

by Chiara Villanueva 15 December 202315 December 2023

The most volcanically active body in the solar system may have an impact crater, a discovery spotted by a curious nonprofessional scientist.

Artist’s rendering of NASA’s Parker Solar Probe during a fly-by of Venus
Posted inNews

Lightning Struck Down as Source of a Venus Whistler

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 13 December 202313 December 2023

Whistlers were a key piece of evidence in favor of Venusian lightning. New measurements question the connection.

Aerial view from above Earth showing Scandinavia at night. Green aurora above the northern Baltic Sea.
Posted inEditors' Vox

JGR: Machine Learning and Computation is Open for Submissions

by Matt Giampoala 7 December 20237 December 2023

The founding Editor-in-Chief discusses how AGU’s newest journal will capture critical advancements of the techniques moving scientific discovery forward.

Luna de la Tierra
Posted inNews

La Luna es incluso más antigua de lo que los científicos pensaban

by Matt Hrodey 7 December 20237 December 2023

¿Cómo se formó la Luna y cuántos años tiene? La datación más precisa hasta el momento del satélite más grande de la Tierra determinó que es mucho más antigua de lo que se pensaba previamente.

A portion of a cream-colored planet covered with pale swirls and partially in shadow is shown against the blackness of space broken by pinpoints of light. A hazy atmosphere is visible around the planet.
Posted inENGAGE, News

These Four Exoplanets Have Wild, Rocky Weather

by Elise Cutts 7 December 20237 December 2023

On many exoplanets, conditions are so exotic that minerals form clouds and fall as rain. Recent studies revealed the rocky weather on these four exoplanets in more detail than ever before.

A grid of six black-and-white images, with three images each of two areas on the Martian surface. The images in the center from the HiRISE MADNet digital terrain model mosaic are the sharpest, with the highest resolution.
Posted inResearch Spotlights

Mapping Mars: Deep Learning Could Help Identify Jezero Crater Landing Site

Sarah Derouin, Science Writer by Sarah Derouin 1 December 202317 January 2024

Researchers used new techniques to more precisely estimate ground elevations on Mars, producing a refined resolution map for rover landings.

A view of the lower body of an astronaut carrying tongs and walking on the surface of the Moon
Posted inFeatures

Here’s How Artemis Astronauts Will Navigate on the Moon

by Saima May Sidik 30 November 202321 March 2024

The next wave of lunar explorers is headed to terrain that promises to be both stunning and challenging. Here’s how they’ll cope with some of the difficulties they’ll encounter.

Illustration of a cross section of Mars with blue and black lines, representing seismic waves, bouncing off internal layers.
Posted inNews

Mars’s Interior May Have an Extra Layer of Molten Rock

Javier Barbuzano, Science Writer by Javier Barbuzano 29 November 202329 November 2023

New findings suggest that unlike in Earth, the bottom of Mars’s mantle is a sea of molten silicate rock.

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Over a dark blue-green square appear the words Special Report: The State of the Science 1 Year On.

Features from AGU Publications

Research Spotlights

Extensive Sand Dune Loss Threatens California Coast

26 June 202625 June 2026
Editors' Highlights

Where Methane is Emitted Matters for Global Burden

18 June 202616 June 2026
Editors' Vox

Small-Scale Indian Ocean Dynamics Underpin Marine Ecology and Climate

4 June 20263 June 2026
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