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Science

Arctic warming produces weather extremes in our latitudes – ScienceDaily

Atmospheric researchers at the Alfred Wegener Institute, Helmholtz Center for Polar and Marine Research (AWI) have now developed a climate model that can accurately depict the frequently observed winding course of the jet stream and major air current over the Northern Hemisphere. The breakthrough came when scientists combined their global climate model with a new machine learning algorithm on ozone …

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SpaceX satellites create a new headache for astronomers

In this screenshot, made of a video shot by Marco Langbrook, a group of SpaceX Starlink satellites goes through Leiden, The Netherlands on 24 May 2019 It looked like a science fiction blockbuster scene: an astronomer in the Netherlands shot footage from a train of brightly lit cosmic satellites climbing through the night sky over the weekend, stunning cosmic enthusiasts …

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The 'Forbidden' planet has been found in the 'Neptunian Desert'

Exoplanet NGTS-4b – also known as 'The Forbidden Planet' Credit: University of Warwick / Mark Garlick              An exoplanet less than Neptune with its own atmosphere has been discovered in the Neptunian Desert by an international collaboration of astronomers, with the University of Warwick taking a leading role.                                                 New research led by Dr. Richard West including Professor Peter Wheatley, …

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Did the ancient supernovas have made human ancestors walk upright? – Science

Are the ancient supernovas challenging proto-humans to walk on two legs, ultimately as a result of this Homo sapiens with hands-free construction of cathedrals, rocket design and snapping of iPhone selfies? Geological Journal makes the case: Supernovas have bombarded the Earth with cosmic energy that began eight million years ago, with a peak about 2.6 million years ago, initiating an …

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NASA says SpaceX prepares the dragon crew's capsule for a possible pilot test flight by the end of the year – Spaceflight Now

CBS Writing History and Uses File photo of Kathy Lueders, NASA Sales Team Manager. CreditX: NASA / Robert Markowitz In parallel with the ongoing investigation of failure, SpaceX is preparing a Dragon spacecraft for a flight in the hope that corrective action can be taken in time to release two astronauts at the International Space Station SpaceX has successfully launched …

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NASA strives for a fast start of the moon

This article originally appeared in SpaceNews 20 May 2019 Although NASA's new landing target on the moon after five years may sound aggressive, most of the hardware needed to accomplish this mission is already or will be under development. The space launch system and Orion have been working for years, and despite delays, they must be ready to transport astronauts …

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Space companies offer ways to fill low Earth orbit with commercial habitats

The private space industry is giving NASA some ideas on how to turn low Earth orbit – where the International Space Station circulates above our planet – into an area filled with commercial habitats and platforms for future space travelers. Potentially, these "destinations" could be used as locations for in-space research and manufacturing to turn a profit. NASA said today …

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