A vast ring of rocky leftovers between Mars and Jupiter, the asteroid belt preserves clues to how the planets — and Earth ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. An illustration of confirmed dwarf planets and their moons. From left to right: Pluto (with ...

The New Horizons Pluto flyby revealed unexpectedly complex geological features on dwarf planets, prompting further investigation into the diversity within the Kuiper Belt. Several dwarf planets, ...

The researchers said 2017 OF201 was identified in observations by telescopes in Chile and Hawaii spanning seven years. Scientists have identified an object about 435 miles (700 km) wide inhabiting the ...

Journey beyond the asteroid belt to explore the solar system's majestic giants and mysterious outer reaches. We break down ...

Astronomers from the Harvard-Smithsonian Center for Astrophysics (CfA) and elsewhere report the discovery of a new brown ...

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A dwarf planet once believed to be an asteroid is visible in our night skies month, and it shares a namesake with a common breakfast. The tiny planet Ceres is named after the Roman goddess of ...

Our solar system is much like a trail of microcosmic breadcrumbs: Follow the molecular bits as far back as they go, and you'll learn a thing or two about where many of our planets and other celestial ...

Just on the outskirts of our solar system exists the dwarf planet Quaoar, and recent observations of the planet found a dense ring around it, but scientists can't figure how – or why – it's there.

Hubble Space Telescope observations of white dwarf star G238-44 has shown that it is "consuming both rocky-metallic and icy ...

Los astrónomos se han preguntado durante mucho tiempo cómo Caronte, una luna tan grande, llegó a orbitar Plutón. Una nueva simulación sugiere cómo acabó allí. By Jonathan O’Callaghan Charon is large ...