NASA’s Webb Identifies Tiniest Free-Floating Brown Dwarf

Brown dwarfs are objects that straddle the dividing line between stars and planets. They form like stars, growing dense enough to collapse under their own gravity, but they never become dense and hot enough to begin fusing hydrogen and turn into a star. At the low end of the scale, some brown dwarfs are comparable […]
Posted on December 13, 2023
Sign up for our newsletter:

Categories

3
1
42
1
2
1
287
183
3
6
6
1
132
222
1
4
1
22
4
10
2
6
1
Io
4
1
4
129
8
29
6
2
6
2
2
40
87
1
10
14
52
1
1
10
3
1
11
6
17
1
3
12
10
1
1
203
1
6
1
1
2
1
18
2
3
1
3
1
11
36
5
586
28
9
5
4
2
1
319
1
4

Blog Posts

Newsletter Archive