Astronomy news

Unconfirmed near-Earth objects

Near-Earth objects (NEOs) are small solar system bodies whose orbits sometimes bring them close to the Earth, potentially threatening a collision. NEOs are tracers of the composition, dynamics and environmental conditions ...

dateJun 22, 2018 in Astronomy
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'Red nuggets' are galactic gold for astronomers

About a decade ago, astronomers discovered a population of small, but massive galaxies called "red nuggets." A new study using NASA's Chandra X-ray Observatory indicates that black holes have squelched star formation in these ...

dateJun 21, 2018 in Astronomy
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The Rosetta stone of active galactic nuclei deciphered

A galaxy with at least one active supermassive black hole โ€“ named OJ 287 โ€“ has caused many irritations and questions in the past. The emitted radiation of this object spans a wide range โ€“ from the radio up to the highest ...

dateJun 21, 2018 in Astronomy
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Big Data exploration in the era of Gaia

Two astronomers from the University of Groningen (The Netherlands) have developed a software library that can effortlessly generate visualisations based on hundreds of millions of data points. Maarten Breddels and Jovan Veljanoski ...

dateJun 20, 2018 in Astronomy
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