Astronomy has a way of defying labels. Just when researchers think they've drawn a clean line between two cosmic categories, nature tosses in something unexpected. Take stars and planets. A star is a ...

Currently, only about 1% of stars host giant planets or brown dwarfs that our telescopes can photograph directly. This scarcity raises a question: how can we uncover these so discreet objects, drowned ...

Astronomers have discovered a batch of nine new brown dwarfs, also known as "failed stars," including the two smallest examples of these curious celestial objects ever seen. The new find could help ...

The James Webb Space Telescope zoomed in on extremely faint objects, called brown dwarfs, in the Flame Nebula. Credit: NASA / ESA / CSA / STScI / M. Meyer (University of Michigan) There's a class of ...

As shown in this graphic, brown dwarfs can be far more massive than even large gas planets like Jupiter and Saturn. However, they tend to lack the mass that kickstarts nuclear fusion in the cores of ...

This artist’s illustration shows a brown dwarf that hosts an atmosphere filled with gas and dust clouds. A new study on an ancient brown dwarf called The Accident has unlocked clues into how clouds ...