Astronomy

INTERVIEW

Robert Shelton: Partnership between giants

President of the GMT telescope explains why he joined with competitor TMT to secure funding from the National Science Foundation

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Astronomy

Devouring stars

According to a survey, the Milky Way cannibalized eleven neighboring galaxies

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ASTRONOMY

The rocks that remained

An alternative model suggests that the asteroid belt originated from leftovers from the formation of the planets in the solar system

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ASTROPHYSICS

Signs of new worlds

Gravitational waves could be used to detect exoplanets in close orbit around their parent star

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Astrophysics

Primordial origin

Distant galaxies 13 billion light-years from Earth are home to the first black holes created in the Universe, with masses as much as a billion times greater than the Sun

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ASTROPHYSICS

Cosmic accelerator

Supermassive black hole outside the Milky Way is first confirmed source of high-energy neutrinos

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INTERVIEW

Robert Shelton: A partnership between giants

President of the GMT telescope explains why he joined together with competitor TMT to secure funding from the National Science Foundation

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Astronomy

New frontiers of the Milky Way

The disc of the Milky Way may be twice as large as previously estimated, at up to 200,000 light-years in diameter

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ASTROPHYSICS

A meteorite in Serra Pelada

Fragments of one of the largest asteroids in the solar system recovered by researchers in Amazonia

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Geology

The secret behind Pluto’s dunes

An international group of researchers seems to have found the explanation behind Pluto's dunes

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Astronomy

A swarm of black holes

Astrophysicists have discovered a dozen stellar-mass black holes (some larger than the Sun) in the center of the Milky Way

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Physics

Hawking’s legacy

The British physicist showed black holes can emit radiation and shrink in size

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Astronomy

Reduced access to ESO telescopes

Brazilian astronomers will be granted less observation time at some of the world's most advanced telescopes

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Twins Study

Effects of a long space journey

A long stay in space causes changes to the body that can last for months, even after returning to Earth

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COSMOLOGY

The endless search

International researchers are constantly looking for lighter particles in the hope of finding dark matter

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Astronomy

Rocky planets with water and an atmosphere that could support life

At least five of the seven Earth-like planets orbiting TRAPPIST-1 could hold as much as 250 times more water than the earth's oceans

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ASTRONOMY

Hard and lifeless

Even though they resemble Earth, the crusts of some rocky exoplanets may be too rigid to be habitable

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physics

Devouring stars

Survey shows that Milky Way cannibalized eleven neighboring galaxies

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ASTROPHYSICS

Fireflies around Saturn

A Brazilian research team proposes a model to explain the origin of a tenuous ring around the second largest planet in the Solar System

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Astronomy

Black hole activity determines star formation

The formation and number of stars in a galaxy depend on the characteristics of the supermassive black hole at its center

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Breakthrough

Breakthrough Prize winners

The Prize announced its 2018 winners

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Cover

Marcelle Soares-Santos: Collision hunter

Brazilian physicist searches for emissions of light of gravitational waves

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COVER

Searching for light from the neutron stars

The race to discover the origin of the phenomenon was won by an old telescope

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Cover

Source of gold and a way to measure the expansion of the universe

Colliding stars produce heavy chemical elements

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COVER

Cosmic cataclysm

Colliding neutron stars emit gravitational waves and light

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Engineering

Another mirror for the Giant Magellan Telescope

Another mirror for the Giant Magellan Telescope

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astrophysics

The rocks that remained

An alternative model suggests the asteroid belt originated in leftovers

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Astrophysics

Worlds like ours

New spectrographs should permit the discovery of planets that are Earth twins

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PHYSICS

The origin of cosmic rays

Ultra-high-energy particles come from outside the Milky Way

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PHYSICS

Prize-winning gravitational waves

Prize-winning gravitational waves

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