Search results for Planetary Systems

Astronomy Jun 24, 2026

Euclid captures 60 million stars in sharpest broad view of Milky Way's core

For just one day, our dark universe detective, Euclid, turned its gaze toward the light: the extremely bright inner region of our Milky Way galaxy, known as the galactic bulge. This special request came from astronomers who ...

Earth Sciences Jun 23, 2026

Oldest known asteroid impact on Earth dated to 3 billion years

Curtin University researchers have determined the most precise age yet for the oldest known impact crater on Earth, providing new insight into how meteorite strikes shaped the planet during its earliest history.

Planetary Sciences Jun 23, 2026

Happy Asteroid Day! Prize-winning plan focuses on space infrastructure

For decades, astronomers and policymakers have been working on plans to protect our planet from killer asteroids. But now there's a new realm to protect: the thousands of satellites we're putting in orbit.

Planetary Sciences Jun 22, 2026

Making sense of Mars' tiny moon Phobos

Mars' innermost moon, Phobos, has long puzzled planetary scientists, who have continually debated whether it's a captured asteroid or formed from debris after a giant impactor struck the Martian surface. The key to solving ...

Earth Sciences Jun 22, 2026

The Caspian Sea has lost an area nearly the size of Sicily: Human activities are a major reason why

The Caspian Sea, the largest inland body of water on Earth, is shrinking. Not fluctuating, not entering another natural cycle, but shrinking.

Astronomy Jun 21, 2026

Well-known planetary nebula's ear-like lobes rewrite its evolutionary timeline

Using the Multi Unit Spectroscopic Explorer (MUSE) and the Manchester Echelle Spectrograph (MES), astronomers from Turkey and Mexico have investigated a planetary nebula discovered two centuries ago, known as NGC 6563. Results ...

Space Exploration Jun 21, 2026

NASA testing advanced capabilities for moon, Mars rovers

On a bleak stretch of the Colorado Desert in Southern California, a compact four-wheeled rover recently trundled 16 miles (26 kilometers) with minimal intervention from the team of engineers trailing it. Called ERNEST (Exploration ...

Ecology Jun 19, 2026

Hidden underground, fungi drive carbon storage, crop health and ecosystem stability

Fungi are key constituents of the soil microbial community, playing a major role in moving carbon and energy through the soil food web. A recent analysis carried out by Professor Matthias C. Rillig from Freie Universität ...

Space Exploration Jun 19, 2026

NASA should build a biocontainment facility on the moon to protect Earth, researchers advise

A biocontainment facility designed to protect Earth from potentially hazardous biotic contaminants from space should be part of a planned NASA base on the moon, a policy paper maintains.

Planetary Sciences Jun 18, 2026

Energetic neutral atoms may help map Uranus's odd magnetic environment

Sending a spacecraft to the underexplored planet Uranus is at the top of many planetary scientists' wish lists. But which spacecraft-mounted instruments would be most useful for answering questions about the mysterious ice ...

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