The first “failed star” ever discovered has been a weird outlier since it was found nearly 30 years ago. New observations show that it is unusually massive because it isn’t a single star after all ...

The two brown dwarfs of Gliese 229B are so tightly bound that they whirl around each other once every 12 Earth days. Related: Alien weather report: James Webb Space Telescope detects hot ...

with a little help from the Hubble Space Telescope — may have found a family of so-called "failed star" brown dwarfs in the Milky Way's satellite galaxy, the Small Magellanic Cloud (SMC).

A new study by an international team of researchers, including a Penn State astronomer, used NASA's James Webb Space ...

Where astronomers thought there was one brown dwarf, there’s actually two. And the object they studied isn’t just any ordinary brown dwarf. Gliese 229B was the first known brown dwarf ...

This belief appears to have been confirmed thanks to observations made by the James Webb space telescope. By looking at the brown dwarf, astronomers were able to detect thick clouds of sand-like ...

Refers to the latest 2 years of omaha.com stories. Cancel anytime. This illustration depicts the orbits of brown dwarf twins Gliese 229Ba and Gliese 229Bb, with a separation only 16 times greater ...

Astronomers announced Wednesday that a decades-long mystery surrounding the first known brown dwarf — a “failed star” called Gliese 229B — has finally been solved. Gliese 229B confused ...

This artist concept portrays the brown dwarf W1935, which is located 47 light-years from Earth. Astronomers using NASA’s James Webb Space Telescope found infrared emission from methane coming ...

So far, astronomers have only spotted about 3,000 brown dwarfs, all inside our galaxy. A team led by the European Space Agency's (ESA) Peter Zeidler has found strong evidence for a population of ...

The fact that the first candidates for brown dwarfs have now been found outside the Milky Way underlines the power of the two space telescopes. They form an "amazingly powerful duo", explains ...

used NASA's James Webb Space Telescope to reveal that some of the proplyds originally detected by Hubble surround brown dwarfs, which are star-like objects that are too small and cool to undergo ...