In terms of Jupiter masses, what is the range of brown dwarfs? ...

[EAugust]

In terms of Jupiter masses, what is the range of brown dwarfs? What are objects above and below this range called?
 
  What will be an ideal response?

Question 2

Among discovered meteorites, we have found some with all the following origins except
 
  A) being a fragment from the surface of Mars.
  B) being a fragment from the surface of the Moon.
  C) being a fragment from Comet Halley.
  D) being a fragment of a shattered asteroid.

[Chelseyj.hasty]

Answer to Question 1

Above 80 Jupiter masses, the stars are red dwarfs on the main sequence, while below 12 Jupiters, they are called planets, even if they do not orbit a star.

Answer to Question 2

C