Jul 18, 2019 by News Staff

Ploonets — large regular moons ejected from orbits around close-in gas giant exoplanets — could explain many baffling astronomical observations,...

Jul 17, 2019 by Natali Anderson

Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) have discovered a terrestrial planet orbiting a star in the triple-star system...

Jul 16, 2019 by News Staff

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) have spotted a circumplanetary disk around a still-forming gaseous exoplanet...

Jul 3, 2019 by News Staff

Astronomers are curious about the two recently-discovered classes of planets not found in the Solar System: the so-called super-Earths and sub-Neptunes,...

Jul 1, 2019 by News Staff

Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) have discovered three small planets orbiting a bright M-dwarf star called L 98-59....

Jun 20, 2019 by Enrico de Lazaro

Astronomers using the CARMENES (Calar Alto high-Resolution search for M dwarfs with Exoearths with Near-infrared and optical Échelle Spectrographs) instrument...

Jun 6, 2019 by News Staff

Exomoons — natural satellites of planets outside our Solar System — could offer another clue about the pool of alien worlds that may be home...

Jun 4, 2019 by News Staff

Astronomers using the Multi Unit Spectroscopic Explorer (MUSE) spectrograph on ESO’s Very Large Telescope have directly imaged two still-forming gas...

May 30, 2019 by News Staff

An international team of astronomers has discovered a Neptune-sized exoplanet orbiting NGTS-4, a K-dwarf star located 922 light-years from Earth. Named...

May 29, 2019 by Natali Anderson

Astronomers using NASA’s Transiting Exoplanets Survey Satellite (TESS) have discovered a compact three-planet system around the sixth-magnitude star...

May 28, 2019 by News Staff

A team of astronomers from the Max Planck Institute for Solar System Research, the Georg August University of Göttingen and Sonneberg Observatory has...

Apr 17, 2019 by News Staff

NASA’s Transiting Exoplanets Survey Satellite (TESS) has discovered its first Earth-sized planet — HD 21749c. An artist’s conception of HD 21749c,...

Apr 11, 2019 by News Staff

Proxima b, TRAPPIST-1e, Ross-128b and LHS-1140b — the closest potentially habitable exoplanets — orbit a different kind of star than our Sun:...

Apr 5, 2019 by News Staff

Astronomers using the Gran Telescopio Canarias have spotted a low-mass planet-like object in a disk of gas and debris around SDSS J122859.93+104032.9,...

Apr 2, 2019 by Natali Anderson

A team of researchers from Google Brain, the University of Texas at Austin, MIT, the University of California, Berkeley, Harvard-Smithsonian Center for...

Mar 29, 2019 by Enrico de Lazaro

Astronomers using NASA’s Transiting Exoplanet Survey Satellite (TESS) have discovered a massive gaseous exoplanet orbiting a subgiant star called HD...

Mar 28, 2019 by News Staff

ESO’s GRAVITY instrument, a second generation imaging instrument installed on the Very Large Telescope Interferometer, has made the first direct observation...

Mar 27, 2019 by News Staff

NASA’s Transiting Exoplanet Survey Satellite (TESS) is the first space-based, all-sky surveyor to search for alien worlds. The spacecraft was launched...

Mar 27, 2019 by Natali Anderson

An international team of astronomers has discovered a hot rocky and a warm puffy super-Earth exoplanets orbiting the 7.5-billion-year-old star HD 15337. An...

Mar 22, 2019 by News Staff

A team of planetary scientists at the Australian National University found that our planet is made of the same elements as the Sun but has less of the...