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solar system

‘Oumuamua has tumbled through interstellar space for millions of years.
Posted inResearch Spotlights

‘Oumuamua May Be an Icy Fragment of a Pluto-Like Exoplanet

Sarah Stanley, Science Writer by Sarah Stanley 19 May 202121 February 2023

Researchers favor nitrogen ice as the most likely material for the mysterious interstellar object’s composition.

Illustration of the Wind spacecraft in front of the magnetosphere that surrounds Earth.
Posted inEditors' Vox

Wind: Discoveries and Impacts of a Venerable Spacecraft

by L.B. Wilson III 18 May 202110 March 2023

Wind has been one of the most robust, diverse, long-lasting, and impactful heliophysics missions ever to have been carried out.

Polar projections of the UV aurora showing four phases of a Jovian dawn storm
Posted inEditors' Highlights

Dawn Storms at Jupiter

by Mary Hudson 16 March 202127 January 2022

Juno spacecraft observations provide the first global description of dawn storms in Jupiter’s aurorae, from their initiation to their end.

Plot showing measured magnetic field on Juno as a function of frequency and time on 29 May 2019
Posted inEditors' Highlights

Radio on Jupiter, Brought to You by Ganymede

by Andrew Yau 25 January 202127 January 2022

Another first from NASA’s Juno spacecraft: the detection of Jupiter radio emissions influenced by the moon Ganymede, over a range of about 250 kilometers in the polar region of Jupiter.

An illustration of an astronaut in space holding a compass.
Posted inFeatures

A Field Guide to the Magnetic Solar System

Bas den Hond, Science Writer by Bas den Hond 21 December 20203 November 2021

Not all planets move the needle. But whatever planet you take a magnetic compass to, it’s sure to point out clues to secrets underfoot.

Researchers conduct magnetic measurements of a meteorite at the Smithsonian Museum Support Center.
Posted inNews

Measuring Massive Magnetic Meteorites

by Andrew J. Wight 4 November 202015 November 2022

A new tool to measure the magnetic signatures of big meteorites could not only aid NASA’s mission to Psyche; it could also help solve mysteries about how magnetic fields formed in our early solar system.

Close up of granular structure of meteorite rock
Posted inEditors' Highlights

Traces of Impacts on Warm Planetesimals Early in Solar System

by Laurent G. J. Montési and J. Filiberto 9 October 20208 March 2022

Meteorite NWA 11004 contains evidence of melting preceding an impact dated to 4546±36 Ma. Short lived radioactive decay had already heated the parent body of this meteorite before the impact.

An image depicting Jupiter and its four largest moons
Posted inResearch Spotlights

Jupiter’s Ocean Moons Raise Tidal Waves on One Another

Rachel Fritts, Science Writer by Rachel Fritts 20 August 202027 January 2022

New research considers the effect of Jupiter’s Galilean moons on each other’s oceans for the first time.

Illustration of lightning at Jupiter’s north pole
Posted inFeatures

Rayos Planetarios: Misma Física, Mundos Distantes

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 13 August 202012 April 2022

Un rayo en el planeta Tierra necesita sólo algunos simples ingredientes para generar una chispa. Esos ingredientes existen en todo el sistema solar y más allá.

A nautilus-shaped cyclone with white ammonia clouds swirling anticlockwise observed in Jupiter’s northern midlatitudes
Posted inResearch Spotlights

“Mushballs” May Drive Ammonia Transport on Jupiter

by Morgan Rehnberg 5 August 202027 January 2022

Hail might account for observed depletions of ammonia in the planet’s atmosphere.

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Arctic Rivers Trade Inorganic Nitrogen for Organic

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Editors' Highlights

Nearly 94 Million Boulders Mapped on the Moon Using Deep Learning

6 August 20255 August 2025
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Early-Career Book Publishing: Growing Roots as Scholars

6 August 202530 July 2025
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