Synopsis
Using the Spitzer Space Telescope, astronomers are probing the chemistry of circumstellar discs, the dusty discs that surround stars, to understand the first moments in planetary life. Spitzer has turned its ultra-sensitive infrared spectrograph instrument toward five young stars in the constellation Taurus. These stars are still surrounded by thick, dusty discs -- relics of the gravitational collapse that formed them only a few million years ago. The five discs have similar chemistry,…
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