TRAPPIST-1 outer planets likely have water, research suggests

The TRAPPIST-1 solar system generated a swell of interest when it was observed several years ago. In 2016, astronomers using the Transiting Planets and Planetesimals Small Telescope (TRAPPIST) at La Silla Observatory in Chile ...

Saturn-sized exoplanet isn't losing mass quickly enough

We have discovered more than 5,000 planets around other star systems. Among the veritable cosmic menagerie of exoplanets, it seems there is a real shortage of Neptune-sized planets close to their star.

TESS finds its first rogue planet

Well over 5,000 planets have been found orbiting other star systems. One of the satellites hunting for them is TESS, the Transiting Exoplanet Survey Satellite. Astronomers using TESS think they are made a rather surprising ...

New Saturn-mass exoplanet detected by astronomers

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new Saturn-mass planet orbiting a solar-type star known as TOI-2447. The finding was reported in a research ...

NASA tool prepares to image faraway planets

The Roman Coronagraph Instrument on NASA's Nancy Grace Roman Space Telescope will help pave the way in the search for habitable worlds outside our solar system by testing new tools that block starlight, revealing planets ...

page 2 from 3