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Hubble Space Telescope

An illustration of a space telescope in front of a purple galaxy
Posted inResearch & Developments

NASA Science Faces an “Extinction-Level Event” with Trump Draft Budget Proposal

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 11 April 20255 May 2025

The initial draft of President Donald Trump’s budget request proposes devastating cuts to NASA’s science research, future space missions, and field centers.

Uranus and Neptune as seen by Voyager 2
Posted inResearch Spotlights

A Unified Atmospheric Model for Uranus and Neptune

by Morgan Rehnberg 1 August 20221 August 2022

In a new model, three substantial atmospheric layers appear consistent between the ice giants.

A close-up view of the grid of hexagonal golden mirrors that make up the primary mirror of the James Webb Space Telescope.
Posted inFeatures

Overture to Exoplanets

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 26 July 202124 October 2022

The curtain is about to rise on the James Webb Space Telescope. Let’s see what’s in store for its opening act.

Asteroids smashing into one another
Posted inNews

Dust from Colliding Asteroids Masqueraded as a Planet

Katherine Kornei, Science Writer by Katherine Kornei 20 April 20202 February 2022

New analysis of Hubble Space Telescope images suggests that Fomalhaut b, once believed to be an extrasolar planet, is, in fact, a cloud of dust that likely formed from the collision of enormous asteroids.

A difference image revealing the main features of Jupiter’s aurora
Posted inEditors' Highlights

Using a Machine to Help Us Learn About Jupiter’s Aurora

by Michael W. Liemohn 9 December 201927 January 2022

A first usage of principal component analysis on Hubble images of Jupiter’s auroral ovals reveals the most common patterns, and machine learning classification reveals their physical causes.

Detail of Europa’s icy “chaos terrain”
Posted inNews

Mmm, Salt—Europa’s Hidden Ocean May Contain the Table Variety

Katherine Kornei, Science Writer by Katherine Kornei 9 July 20197 March 2022

Hubble Space Telescope observations suggest that sodium chloride exists in young, geologically active regions on Europa, likely fed by upwelling from the moon’s subsurface ocean.

Artist’s rendering of exomoon candidate Kepler-1625b-i and its planet
Posted inNews

Large Exomoon Likely Orbits a Faraway World

Kimberly M. S. Cartier, News Writing and Production Intern for Eos.org by Kimberly M. S. Cartier 3 October 201817 January 2023

This Neptune-sized object would be the first moon discovered to orbit a planet outside the solar system, provided that additional observations continue to support the claim.

Researchers look at Hubble images to spot secondary arcs of Jupiter’s aurora.
Posted inResearch Spotlights

Hubble Reveals Less Studied Regions of Jupiter’s Auroras

by S. Witman 25 July 201711 August 2022

With a dose of fiery plasma, the secondary arcs of Jupiter’s aurora shine bright.

Posted inResearch Spotlights

Hubble Gazes at Europa's Aurora

by Mark Zastrow 17 March 201610 February 2023

Scientists get their best glimpse yet of the shimmering phenomena on one of Jupiter's most intriguing moons.

Posted inResearch Spotlights

How Powerful Is Jupiter's Aurora?

by Mark Zastrow 8 September 201511 August 2022

Scientists have mapped Jupiter's spectacular aurora in unprecedented detail with the Hubble Space Telescope.

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Features from AGU Publications

Research Spotlights

Proposed Experiment Could Clarify Origin of Martian Methane

12 May 202512 May 2025
Editors' Highlights

First Benchmarking System of Global Hydrological Models

7 May 20257 May 2025
Editors' Vox

Decoding Crop Evapotranspiration

6 May 20256 May 2025
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