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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?
Dr. Priya Natarajan shares how she maps the things we cannot see: dark matter, black holes, and more.
From black holes to small galaxies, Dr. Juna Kollmeier takes us through some of the best discoveries of SDSS.
Is climate change inevitable for intelligent civilizations? If so, what can we do about it?
Black hole in IC 2497 giving Hanny’s Voorwerp its glow
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)
With 60,000 animals, 365 days of free admission, and dozens of member programs and perks, we think that free 13th month might come in handy.