Cosmos

Astronomy

A moon on the move

Titan, the largest of Saturn's 82 moons, is moving away from the planet almost 100 times faster than previously estimated

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Astronomy

High-resolution moon

Researchers have produced the first detailed digital map of the Moon's entire surface

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Astronomy

Windows on the Milky Way

Regions of space with less gas and dust allow astronomers to observe stars on the other side of the galaxy

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Astrophysics

Mars in super-high resolution

In March, NASA presented the highest resolution panoramic image ever taken of the surface of Mars

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Interview

Augusto Damineli: Stellar interpreter

An astrophysicist recounts his discovery that the most-studied star beyond our Sun undergoes periodic dips in luminance, and is actually a system composed of two stars

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Astronomy

A giant, sleeping galaxy

An international group of astronomers has identified a rare galaxy, known only as XMM-2599, which formed very early in the history of the universe

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Photolab

Needle in a haystack

In this collage ultra-diffuse galaxies are shown by the faint white patches in the center of each square

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Careers

Space ahoy!

Engineer takes part in simulated space mission and could become Brazil’s first female astronaut

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Tourism

Travel lessons

Travel itineraries combine science learning with exploring new horizons, allowing visitors to act as research assistants on scientific studies

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Astronomy

Probe reveals origin of solar winds

The Parker Solar Probe space probe has been closer to the Sun than any other manmade object, and it is expected to get even closer over the next seven years of its mission

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Astronomy

Cosmic pretzel

Image shows system formed of two young stars entwined within discs of gas and dust filaments

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Astronomy

Saturn has more moons than Jupiter

Researchers announced the discovery of 20 new moons around Saturn, the sixth planet from the Sun

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Astronomy

Water in the atmosphere of other worlds

A group has identified water vapor in the atmosphere of planet K2-18b by studying images taken by the Hubble Space Telescope

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Interview

Daniel Kennefick: The importance of Sobral

An astrophysicist and science historian reports that without the observation of the eclipse in the city of Ceará, the experimental results of 1919 would probably have been inconclusive

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Cover

In the British expedition’s shadow

The Sobral eclipse was also observed by scientific expeditions from Brazil and the US

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