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Solar System formation in two steps

Why are the planets of the inner Solar System dry and rocky, but the outer ones are not? Researchers discovered that a two-step formation process of the planets can explain the chronology and split in volatiles like water and isotope content of the inner and outer Solar System.

Jan 22nd, 2021

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Cosmic beasts and where to find them

Two giant radio galaxies have been discovered with South Africa's powerful MeerKAT telescope. These galaxies are thought to be amongst the largest single objects in the Universe.

Jan 21st, 2021

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Astronomers estimate Titan's largest sea is 1,000-feet deep

Far below the gaseous atmospheric shroud on Saturn?s largest moon, Titan, lies Kraken Mare, a sea of liquid methane. Astronomers have estimated that sea to be at least 1,000-feet deep near its center - enough room for a potential robotic submarine to explore.

Jan 21st, 2021

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Oldest carbonates in the solar system

A meteorite that fell in northern Germany in 2019 contains carbonates which are among the oldest in the solar system; it also evidences the earliest presence of liquid water on a minor planet.

Jan 20th, 2021

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Can gravitational waves be detected by radio telescopes?

Two theoretical physicists are proposing a new approach to detect gravitational waves using a totally different type of observations: according to their calculations, parts of the waves should have converted to radio waves on their journey through the Universe, which might be measured by future radio telescopes.

Jan 14th, 2021

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How large are neutron stars?

An interdisciplinary research team has identified new, narrower limits on the radii of neutron stars. The team determined the radius of a typical neutron star to be close to 11 kilometers.

Dec 30th, 2020

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