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Space

Saturn’s rings may have formed after a huge collision with Titan

Titan, the largest moon of Saturn, may have been even more instrumental to the system’s evolution than we thought, forming its rings, shaping its moons and even affecting the planet itself

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Environment

This state’s power prices are plummeting as it nears 100% renewables

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Space

Synchronised volcanic eruptions on Io hint at a spongy interior

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composite picture of Mars

Space

Mars's gravity may help control Earth’s cycle of ice ages

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Physics

Chernobyl cooling systems have lost power but meltdown risk is low

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Our solar system is extremely weird: Best ideas of the century

Space

Our solar system is extremely weird: Best ideas of the century

Features

Space

BepiColombo mission will start to unpick Mercury's secrets in 2026

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This is a false-color composite image of the Fomalhaut System taken with the Hubble telescope's Space Telescope Imaging Spectrograph (STIS) instrument in 2010 and 2012. The black circle at the center of the image blocks out the light from the bright star, allowing reflected light from the belt and planet to be photographed.

Space

Two asteroids crashed around a nearby star, solving a cosmic mystery

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A deep image of interstellar Comet 3I/ATLAS

Space

Comet 3I/ATLAS from beyond solar system carries key molecule for life

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Moon Crossing Face of Earth

Space

Forming moon may have taken three big impacts early in Earth’s history

Conventionally, the moon is thought to have formed during one big impact, but a three-impact model might make more sense

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Space

We’ve found an unexpected structure in the solar system’s Kuiper belt

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Environment

Australia is getting free electricity - will other countries follow?

Analysis

Environment

Solar energy is going to power the world much sooner than you think

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Space

A distant comet is forming new rings while we watch in real time

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