Brown Dwarf

JWST Accidentally Found 21 Brown Dwarfs

When you launch humanity's most powerful telescope, you expect results. The JWST has delivered excellent results by detecting ancient galaxies,…

3 months ago

This Brown Dwarf is 2,000 Degrees Hotter Than the Sun

Astronomers have discovered an intense binary star system located about 1,400 light years away. It contains a brown dwarf with…

4 months ago

Your Oven Gets Hotter Than This Star

Astronomers have an ultracool star that only has a surface temperature of 425 degrees centigrade, cooler than the cleaning cycle…

5 months ago

An Astronomical First! A Radiation Belt Seen Outside the Solar System

For the first time, a team of astronomers has imaged the radiation belt of an object from beyond the Solar…

7 months ago

NASA Provides a Timelapse Movie Showing How the Universe Changed Over 12 Years

The Universe is over 13 billion years old, so a 12-year slice of that time might seem uneventful. But a…

1 year ago

Webb Scans a Nearby Brown Dwarf and Finds it has Clouds Made of Sand

An international collaboration has used data from Webb to characterize a brown dwarf, and found clouds of sand in its…

1 year ago

A New Technique Finds a Bundle of Brown Dwarfs

Astronomers have a brown dwarf problem. They should be seeing a lot more of these objects, which are cooler than…

1 year ago

Twin Brown Dwarfs Discovered, Orbiting one Another at Three Times the Distance From the Sun to Pluto

Gravity is a funny force.  The gravity of every given object technically impacts every other given object, though, in practice,…

2 years ago

Brown Dwarfs are Probably Much More Common in the Milky Way Than Previously Believed

An accidental discovery suggests that brown dwarfs are more common than we thought, and may solve the mystery of the…

2 years ago

Brown Dwarfs can Spin so Fast They Almost Tear Themselves Apart

Some brown dwarfs rotate so fast that they are flattened spheres. If they rotate any faster they might fly apart.

3 years ago