The U.S. space agency is set to launch a telescope into space June 13 to seek out and study black holes - those still-mysterious celestial bodies that scientists believe lie at the heart of every massive galaxy, including our own Milky Way. NASA's Nuclear Spectroscopic Telescope Array , or NuSTAR will explore to see what it can find. The gravitational pull of black holes is so intense that not even light can escape from them. As gas, dust and stars are sucked in, the ...
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