He had been to the brown dwarf's system only once before.

Most likely this is a brown dwarf rather than a planet.

And most of them did turn out to be something else, like a dim star, not a brown dwarf.

"Of course, but first I'd like to know anything you can tell me about that brown dwarf.

The star is known to host a brown dwarf companion.

Theoretically, a brown dwarf has about one-12th the sun's mass or less.

It could be a dim failed star known as a brown dwarf.

This telescope was used to discover the first brown dwarf star.

"It looks like it's consistent with maybe being a brown dwarf or a planet."

If the third body is confirmed, it would likely turn out a brown dwarf companion.

Otherwise, if its mass is too low, the object becomes a brown dwarf.

Planets, brown dwarf stars and black holes are dark matter.

The brown dwarf theory again, but with a difference.

They estimated that its mass was probably low enough to qualify it as a brown dwarf.

Besides size, the main difference between a brown dwarf and a planet is their formation.

A brown dwarf has been confirmed to be orbiting in the system.

That cause was verified with the discovery of the brown dwarf within the system.

The object became a reference in subsequent young brown dwarf related works.

However, there may be undiscovered brown dwarf systems that are closer.

This planet may actually be a brown dwarf if a true mass is over 13 times that of Jupiter.

The inclination of the orbit is not known, and it could be a brown dwarf instead.

The brown dwarf takes 30 times longer to orbit the star than the gas giant planet.

Nor was a brown dwarf been detected orbiting within this system.

It is known to be orbited by one large planet and a brown dwarf.

The companion is very large with respect to its parent brown dwarf, and must have formed within 1 million years or so.