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Pressure runs high at edge of solar system

Out at the boundary of our solar system, pressure runs high. This pressure, the force plasma, magnetic fields and particles like ions, cosmic rays and electrons exert on one another when they flow and collide, was recently measured by scientists in totality for the first time - and it was found to be greater than expected.

Oct 8th, 2019

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Record breaking observations find most remote protocluster of galaxies

An international team of astronomers has discovered a protocluster of galaxies 13.0 billion light years away. This protocluster is the most distant protocluster ever found. The discovery suggests that a large structure such as a protocluster already existed at a time when the universe was only about 800 million years old or 6 percent of its present age.

Oct 1st, 2019

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Eyeballing a black hole's mass

There are no scales for weighing black holes. Yet astrophysicists have devised a new way for indirectly measuring the mass of a black hole, while also confirming its existence. They tested the new method on the Messier 87 active galaxy.

Sep 24th, 2019

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