Astronomy

Physics

Storms in a vacuum

Energy in empty space could destroy stars and reveal the nature of dark matter

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Sun

Watching the sun for 2,300 years

Remains of astronomy observation site discovered in Peru

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Astronomy

Turbulent gestations

Magnetic forces complicate the birth of stars and planets

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Physics

At a new frequency

Telescope will detect solar flares from a stratospheric balloon

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European Space Agency

To find other planets

New observatory will start in 2024 search for explanets

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Space Geophysics

Under the Moon’s influence

Moon's gravitational force causes perturbations in the Earth's atmosphere

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Yucatan Peninsula

The scars of a crash

Underwater cliff apparently hides remnants of meteor impact

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Satellite

Brazil wants to move up CBERS-4 launch

Brazil and China discuss earlier assembly and launching of CBERS-4

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Astrophysics

More nitrogen in a cluster

Stars of different ages form the oldest collections of matter in galaxies

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More precise measuring

A yardstick for the universe

Distances between galaxy clusters throw light on dark energy

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Mars

Double layer

Image shows dunes formed out of two types of sediment

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Universe

A changing constant

Gravitational constant measurement brings back time issue

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Comets

Amino acid source

Collision with a rocky planet may have generated the first amino acids

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Lunar atmosphere

In Search of Moon Dust

NASA plans to send manned missions to the Moon to collect data

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movement of Mercury

Coincidences on Mercury

Astronomers explain Mercury's celestial movement

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Physics

Primordial soup

Brazilians analyze phenomena in liquid created from particle collisions

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universe

Lithium in the Big Bang

Lithium in the Big Bang

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COVER

Meteorite in Piauí

The Santa Marta crater was created by a fallen celestial rock

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COVER

The Araguainha greenhouse

Meteorite may have released enough methane to trigger extinction

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Serra da Cangalha

Traces of a meteorite

Traces of a meteorite

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ASTRONOMY

Star archeology

Survey identifies patterns of galaxy evolution

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Astronomy

Danger near Pluto

Brazilians are involved in assessing risk for the space probe New Horizons

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Technoscience

The sun’s oldest sister

The sun’s oldest sister

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Astronomy

Star archeology

Survey identifies three patterns of galaxy evolution

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Astrophysics

Sentinel in the cosmic darkness

Super radio telescope is looking for the earliest stars in the Universe

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Brian Schmidt

Brian Schmidt: The dark energy enigma

New methods are needed to measure the composition of the Universe

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Beatriz Barbuy

Beatriz Barbuy: In the wake of the first stars

Astrophysics talks about the formation of the first stars of the Milky Way

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Astronomy

Stars that the wind blew out

Gas expelled by stellar explosions interrupted the growth of dwarf galaxies

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Memory

Under the skies of Bahia

Valentin Stansel’s astronomy observations were mentioned in Newton’s Principia

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João Evangelista Steiner

João Evangelista Steiner: Astronomical leaps

USP's astrophysical talks about changes in Brazilian astronomy

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