A mystery that began nearly 2,000 years ago, when Chinese astronomers witnessed what would turn out to be an exploding star in the sky, has been solved. New infrared observations from NASA's Spitzer Space Telescope and Wide-field Infrared Survey Explorer, or WISE, reveal how the first supernova...
...that are close? I don't know if i can find this answer out on my own but I'd rather skip the trouble and take in a response from someone who may already know.