Phys.org
HATSouth Discovers Four 'Hot Jupiter' Exoplanets
Published 27th December 2017
An international team of astronomers reports the discovery of four new 'hot Jupiter' extrasolar worlds by the HATSouth survey. The newly found exoplanets received designations HATS-50b through HATS-53b. The finding is presented in a paper published December 12 on arXiv.org
Read all about it here: https://phys.org/news/2017-12-hatsou...xoplanets.html
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Multiwavelength Image Of The 'Toothbrush' Galaxy Cluster
Published 27th December 2017
Most galaxies lie in clusters containing from a few to thousands of objects. Our Milky Way, for example, belongs to a cluster of about fifty galaxies called the Local Group whose other large member is the Andromeda galaxy about 2.3 million light-years away. Clusters are the most massive gravitationally bound objects in the universe and form (according to current ideas) in a "bottoms-up" fashion with smaller structures developing first and larger groupings assembling later in cosmic history. Dark matter plays an important role in this growth process.
Read all about it here: https://phys.org/news/2017-12-multiw...y-cluster.html







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