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New research on 'Death Star' that looks like a cosmic pinwheel reduces gamma-ray burst threat to EarthThe cosmic pinwheel that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as once ...
Astronomers have confirmed the existence of four planets orbiting a star less than 6 light-years away with help from some of ...
Black holes snacking on small stars create particle accelerators that bombard Earth with cosmic rays
"We would like to understand the difference between these systems, which holds the clue to understand just how many cosmic rays are produced in the jets of microquasars." ...
What's the deadliest part of a supernova explosion? To estimate this we have to look at what the actual destructive ...
For over 40 years, astronomers have been puzzled by strange X-ray signals from the Helix Nebula’s white dwarf. Now, they may ...
Cosmic rays are particles from outer space that travel across the universe. They can be made by the sun, by other stars exploding, and even black holes. They move extremely fast, nearly the speed of ...
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Black holes snacking on small stars create particle accelerators that bombard Earth with cosmic raysQuasars are some of the brightest light sources in the cosmos ... hole slowly devouring such a small star can accelerate particles enough to create gamma-ray photons implies that the contribution ...
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