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Brown dwarfs aren't quite stars, but they're also not planets. So what are they, what forms do they take, and how do we find them?
Tiffany Kataria from NASA's Jet Propulsion Laboratory describes how exoplanet atmospheres can lead us to life.
Astrophysicist Katherine Freese describes mysterious dark matter how she became interested in the subject.
The data in NASAs archives is incredibly useful to scientists and teachers, even today!
This artist’s concept shows a brown dwarf with clouds, much like you might expect to find on a giant planet. Credit: NASA/JPL-Caltech/T. Pyle (IPAC)