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*How galaxies get their iconic spirals
A new study claims galactic magnetic fields could play an important role in shaping the elegant sweeping arms of spiral galaxies like the Milky Way.
*Best ever pulsar maps and measurements
Astrophysicists are literally rewriting and redrawing the textbook on pulsars after obtaining the most precise and dependable measurements of both a pulsar's size and its mass, as well as the first-ever map of hot spots on its surface.
You tube video url: https://spacetimewithstuartgary.tumblr.com/post/189736850098\xa0
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*US Space Force is now a thing
U.S. President Donald Trump has formally signed the 2020 National Defense Authorization Act which officially establishes the United States Space Force as a new sixth branch of the American armed services.
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*Third AMS spacewalk
Crew aboard the International Space Station have carried out the third of four planned spacewalks to service and upgrade AMS-02 \u2013 the Alpha Magnetic Spectrometer -- a device designed to capture cosmic rays and antimatter particles -- and to hunt for signs of mysterious dark matter.
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*India spy satellite launch
India has launched a new spy satellite into orbit.
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*Third flight in a row for same Falcon 9 rocket
SpaceX has successfully launched the new JCSAT-18/Kacific1 telecommunications satellite aboard a Falcon 9 rocket.
You tube video url: https://spacetimewithstuartgary.tumblr.com/post/189713545878\xa0
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*China\u2019s space launch blitz continues
It may be the end of year holiday season but China\u2019s space blitz is continuing with the launch of two more BeiDou-3 navigation satellites followed by a new Sino-Brazilian Earth observation satellite.
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*Russia launches new navigation satellite
Russian space forces have launched a Soyuz-2.1b rocket carrying a Glonass-M navigation satellite into orbit.
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*The Science Report
Now impossible for the Earth not to increase average temperatures by two degrees in coming years.
Research warns global warming makes it more difficult to predict year-to-year global climate variations.
Excess salty water discharge from the Sydney Desalination Plant is attracting lots of fish.\xa0
Eating ultra-processed foods linked to an increase risk of developing type 2 diabetes.
How cats use marks on their ears to communicate.
SBS wins Australian Skeptic\u2019s 2019 bent spoon award for the worst pseudo-scientific piffle of the year.
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