Cosmos

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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Cover

When light bent

Observations of the 1919 solar eclipse from Brazil and Africa provided the first experimental proof of Albert Einstein’s theory of relativity

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Astronomy

Gravitational waves generated by a new type of collision?

Gravitational waves detected on August 14 of this year were probably generated by a collision between two different celestial bodies

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Photography

Much more than a photographer

A retrospective on Marc Ferrez brings to light his dialogue with science and expands knowledge of his work

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Astronomy

Mystery on the Moon

Near the South Pole of the Moon, on the side not seen from Earth, there is a crater of colossal proportions

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