Jul 31, 2023 by Enrico de Lazaro

A process called photoevaporation is a potential explanation for several features within exoplanet demographics. Atmospheric escape observed in young Neptune-sized...

Jun 26, 2023 by News Staff

The vital role of a carbon molecule called methyl cation (CH3+) in interstellar carbon chemistry was predicted in the 1970s, but the unique capabilities...

Jun 22, 2023 by Natali Anderson

Venus and Earth provide astonishingly different views of the evolution of a rocky planet, raising the question of why these two rocky worlds evolved so...

Jun 19, 2023 by News Staff

White dwarf pulsars include a rapidly spinning, burnt-out stellar remnant called a white dwarf, which lashes a companion red dwarf with powerful beams...

May 29, 2023 by News Staff

A team of U.S. astronomers has discovered that two-thirds of the planets around M dwarfs (red dwarf stars) could be roasted by extreme tidal forces, sterilizing...

May 25, 2023 by Natali Anderson

Using data from NASA’s Transiting Exoplanet Survey Satellite (TESS) and several ground-based telescopes, astronomers have discovered and validated a...

May 19, 2023 by Natali Anderson

The newly-discovered planet has a radius of 1.03 Earth radii and a temperature between 27 and 127 degrees Celsius (81-261 degrees Fahrenheit), with the...

May 2, 2023 by Enrico de Lazaro

Using spectral data from Webb’s Near-Infrared Spectrograph (NIRSpec), astronomers determined that the warm super-Earth Gliese 486b either has a water-rich...

Apr 4, 2023 by News Staff

Observing magnetic star-planet interactions offers promise for determining the magnetic fields of exoplanets. Models of star-planet interactions predict...

Mar 28, 2023 by News Staff

The dayside of TRAPPIST-1b, the innermost planet in the seven-planet system TRAPPIST-1, has a temperature of about 227 degrees Celsius (441 degrees Fahrenheit),...

Mar 20, 2023 by News Staff

Rocky exoplanets orbiting red dwarf (M-dwarf) stars are among the most promising and abundant astronomical targets for detecting habitable climates. Planets...

Feb 8, 2023 by Natali Anderson

Wolf 1069b is the sixth closest Earth-mass exoplanet situated in the conservative habitable zone of its parent star, after Proxima Centauri b, Gliese 1061d,...

Jan 12, 2023 by Natali Anderson

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have validated the discovery of a warm, 0.99 Earth-radius exoplanet interior to the habitable...

Jan 10, 2023 by Natali Anderson

The newly-discovered alien world, named TOI-700e, is 95% Earth’s size and likely rocky. An artist’s impression of TOI-700e (larger planet) and TOI-700d....

Dec 20, 2022 by Natali Anderson

The two temperate Earth-mass planets are located within the habitably zone of Gliese 1002, a red dwarf star that lies just 4.84 parsecs (16 light-years)...

Dec 15, 2022 by News Staff

Using data from the NASA/ESA Hubble Space Telescope and NASA’s retired Spitzer space telescope, astronomers have discovered that two exoplanets around...

Oct 21, 2022 by News Staff

Gliese 1252b, a super-Earth exoplanet that orbits an M-dwarf star 67 light-years away, retains only a tenuous mineral exosphere. An artist’s impression...

Oct 21, 2022 by Natali Anderson

TOI-3757b is the lowest-density transiting exoplanet known to orbit an M-dwarf (red dwarf) star. An artist’s impression of TOI-3757b and its parent star....

Oct 11, 2022 by Natali Anderson

The triple star system LTT 1445, at a distance of 22.5 light-years, hosts some of the nearest rocky planets. This Chandra image shows the LTT 1445 system:...

Oct 11, 2022 by News Staff

Methylated gases are made when organisms add a carbon and three hydrogen atoms to an undesirable chemical element. Called methylation, this process can...