less massive than both stars and planets
more massive than both stars and planets
less massive than stars and more massive than planets
Correct!
Unlike a planet, a brown dwarf has enough mass to start nuclear fusion in its core. But since it has far less mass than a star, that nuclear fusion is very limited and can only last for millions of years. Most stars burn for billions of years.
Biodiversity
Brain
Genetics
Marine BiOLogy
MicrobiOLogy
PaleontOLogy
ZoOLogy
AnthropOLogy
ArchaeOLogy
Astronomy
Climate Change
Earth
Physics
Water