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Evidence of water inside the Moon

A new study of satellite data finds that numerous volcanic deposits distributed across the surface of the Moon contain unusually high amounts of trapped water compared with surrounding terrains. The finding of water in these ancient deposits, which are believed

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The universe’s great galactic recession

A simulated universe created by researchers has revealed galaxies emerging in the first billion years after the Big Bang were experiencing a recession. It has long been imagined that the first galaxies formed after the Big Bang were rapidly growing,

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Hidden stars may make planets appear smaller

In the search for planets similar to our own, an important point of comparison is the planet’s density. A low density tells scientists a planet is more likely to be gaseous like Jupiter, and a high density is associated with

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A tribute to wetter times on Mars

A dried-out river valley with numerous tributaries is seen in this recent view of the Red Planet captured by ESA’s Mars Express. This section of the Libya Montes region, which sits on the equator at the boundary of the southern

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New Horizons maps and flyovers of Pluto and Charon

In July 2015, NASA’s New Horizons spacecraft sent home the first close-up pictures of Pluto and its moons – amazing imagery that inspired many to wonder what a flight over the distant worlds’ icy terrain might be like. Wonder no

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Our Sun is an ordinary star after all

The Sun is a solar-type star, a new study claims — resolving an ongoing controversy about whether the star at the centre of our Solar System exhibits the same cyclic behaviour as other nearby, solar-type stars. The results also advance

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New evidence in support of Planet Nine

Last year, the existence of an unknown planet in our Solar system, Planet Nine, was announced.  However, this hypothesis was subsequently called into question as biases in the observational data were detected. Now Spanish astronomers have used a novel technique

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Astronomers track the birth of a Super-Earth

A new model giving rise to young planetary systems offers a fresh solution to the super-Earth puzzle that has long vexed astronomers. New detection technologies and planet-hunting missions such as NASA’s Kepler space telescope have revealed thousands of planets orbiting

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Cosmic dust factory reveals clues to how a star is born

A group of scientists have discovered a rich inventory of molecules at the centre of an exploded star for the very first time. Two previously undetected molecules, formylium (HCO+) and sulphur monoxide (SO), were found in the cooling aftermath of

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Heart of supernovas observed in 3-D

Supernovas — the violent endings of the brief yet brilliant lives of massive stars — are among the most cataclysmic events in the cosmos. Though supernovas mark the death of stars, they also trigger the birth of new elements and

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