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?
Blobs, bubbles, and black holes; brown dwarfs and exoplanets; Venus 715 million years ago; and planet-gazing.
Friday's blue moon, atmospheric activity on the dwarf planets, brown dwarfs and how they form.
I can’t help imagining brown dwarfs as having an identity crisis. And two announcements today did not help them.
NASA's WISE mission has just completed its first survey of the entire sky.
Commercial spaceflight, viewing the Geminid meteor shower, spots on Ceres, and storms on a brown dwarf...
A new dwarf planet in our solar system, the frost line in a protoplanetary disk, plus a planet with THREE stars.