The exoplanet TRAPPIST-1 d intrigues astronomers looking for possibly habitable worlds beyond our solar system because it is ...

Three out of seven Earth-sized planets in the TRAPPIST-1 system are likely without an atmosphere, ruling them out as ...

One such planet, known as exoplanet TRAPPIST-1 d, has intrigued astronomers looking for possibly habitable worlds beyond our ...

Astronomers had hoped to observe an atmosphere on one of the seven planets known to orbit Trappist-1, a red dwarf star. A new ...

When global events set our minds to wondering if humanity has what it takes to persist, it's natural to wonder about other worlds, other life, other intelligent species, and if those others might be ...

The TRAPPIST-1 system, home to seven Earth-sized planets orbiting a red dwarf star, has long been a target for astronomers studying potentially habitable exoplanets. Among these, TRAPPIST-1 d stood ...

As another world around TRAPPIST-1 shows no signs of an atmosphere, astronomers urge us not to give up hope for an Earth-like ...

The TRAPPIST-1 planets are easier to measure because they orbit in sync; together, the seven exoplanets form a resonance chain connecting them all together and suggesting a slow, peaceful evolution.

TRAPPIST-1 is a dim, dwarf star just 8 percent as massive as the sun that lies about 40 light-years from Earth. In May 2016, astronomers using the TRAPPIST (Transiting Planets and Planetesimals ...

Scientists model the planets around Trappist-1 and decide that if there's life on one of these planets, there's probably life on more than one of them. Eric Mack has been a CNET contributor since ...

TRAPPIST-1 is one of the most fascinating planetary systems discovered so far. Located just 40 light-years away, seven roughly Earth-sized planets are orbiting a red dwarf star, with three of them ...

TRAPPIST-1 is an ultracool M-type red dwarf star sitting just 40 light years from the sun. Seven planets have been discovered orbiting the star, of which at least three are sitting in the star's ...