Search results for Planetary Systems

Astronomy Jan 20, 2026

ALMA reveals teenage years of new worlds

Astronomers have, for the first time, captured a detailed snapshot of planetary systems in an era long shrouded in mystery. The ALMA survey to Resolve exoKuiper belt Substructures (ARKS), using the Atacama Large Millimeter/submillimeter ...

Astrobiology Jan 15, 2026

Hidden magma oceans could shield rocky exoplanets from harmful radiation

Deep beneath the surface of distant exoplanets known as super-Earths, oceans of molten rock may be doing something extraordinary: powering magnetic fields strong enough to shield entire planets from dangerous cosmic radiation ...

Planetary Sciences Jan 12, 2026

Tiny Mars's big impact on Earth's climate: How the red planet's pull shapes ice ages

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the extent to which Mars is quietly tugging on Earth's orbit and shaping the cycles that drive long-term ...

Environment Jan 9, 2026

Scientists call for 'systems reset' to redefine sustainable development

A new international study calls for a fundamental reset in how humanity understands and pursues sustainable development. The article is published in the journal Communications Sustainability.

Planetary Sciences Jan 8, 2026

The electrifying science behind Martian dust

Mars, often depicted as a barren red planet, is far from lifeless. With its thin atmosphere and dusty surface, it is an energetic and electrically charged environment where dust storms and dust devils continually reshape ...

Astronomy Jan 7, 2026

Four baby planets show how super-Earths and sub-Neptunes form

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune orbit most stars. Oddly, our sun lacks such a planet. That's been a source of frustration for planetary ...

Astronomy Jan 2, 2026

Could TRAPPIST-1's seven worlds host moons?

Forty light-years away, seven Earth-sized planets orbit around a dim red dwarf star in one of the most tightly packed planetary systems ever discovered. The TRAPPIST-1 system has captivated astronomers since 2017, with three ...

Astronomy Dec 23, 2025

The chaotic 'Dracula's Chivito': Hubble reveals largest birthplace of planets ever observed

Astronomers using NASA's Hubble Space Telescope have imaged the largest protoplanetary disk ever observed circling a young star. For the first time in visible light, Hubble has revealed the disk is unexpectedly chaotic and ...

Environment Dec 19, 2025

The levers for a sustainable food system to combat global warming

A large-scale model study now shows how the global food system can contribute to the fight against global warming. It identifies 23 levers, calculates their effectiveness and concludes: a decisive transformation of this sector ...

Astronomy Dec 18, 2025

Hubble captures rare collision in nearby planetary system

In an unprecedented celestial event, NASA's Hubble Space Telescope (HST) captured the dramatic aftermath of colliding space rocks within a nearby planetary system.

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