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This article was originally published at The Conversation. The publication contributed the article to Space.com’s Expert Voices: Op-Ed & Insights. The International Court of Justice issued a landmark advisory opinion

The shimmering northern lights that streak across Alaska’s skies have wilder cousins on Jupiter — they’re bigger, stranger, and now tied to a discovery helping scientists better understand space weather.

For years, cosmologists have been struggling with the “Hubble tension,” a disagreement between measurements of the present-day expansion rate of the universe. One promising solution to this predicament is the

Say hello to Earth’s hellish twin! Venus may look serene from afar, but beneath its cloudy veil lies one of the most intense environments in the solar system. Its surface

A glowing hand stretches across the cosmos, with its palm and fingers sculpted from the wreckage of a massive stellar explosion. The eerie structure is part of the nebula MSH

On Aug. 2, 2027, a total solar eclipse will cast its shadow from the Strait of Gibraltar through North Africa and into the heart of the Arabian Peninsula. During the

New research suggests that dark matter could gather over vast periods of time at the heart of Jupiter-sized planets, creating black holes that eat these worlds from within. This striking

Look to the western horizon to catch a fleeting glimpse of the thin crescent moon alongside the red glow of Mars on Aug. 26, set among the stars of the

To peer deep into space, observatories like the Atacama Large Millimeter/submillimeter Array (ALMA) use radio dishes to study cosmic structures at radio wavelengths. But sometimes, to get a better view,

NASA’s Psyche spacecraft, which is headed toward a big and bizarre metal asteroid, has delivered a stunning perspective of our home planet from deep space. Psyche launched atop a SpaceX