New studies are challenging the core accretion theory, the primary model astronomers use to understand how worlds form in our solar system and beyond.
The TESS mission announces eight confirmed planets along with hundreds of exoplanet candidates.
Infant worlds might gobble up dust quickly, the interstellar environment might feed protoplanetary disks, or planet-building dust could be hiding in plain sight. Although disks of gas and dust around young stars are a necessary precursor to planet formation, an expanded survey of stars in our Galaxy confirms earlier doubts…
Thirty years ago, Gene Roddenberry, of Star Trek fame, and three astronomers made the case that the orange-hued star 40 Eridani A ought to host Vulcan, Mr. Spock's home. Now, a robotic survey has discovered a planet around that very star.
This week in astronomy news: Researchers discover the first completely cloud-free exoplanet and a star-forming cloud reveals its structure through vibrations.
Hubble observations reveal a Jupiter-size exoplanet losing its atmosphere in a system 200 light-years away.
A mini-satellite demonstrates exoplanet-hunting technology, a superconducting camera tests its abilities to image exoplanets, and bad news for life on Proxima Centauri b.
The Transiting Exoplanet Survey Satellite (TESS) launched successfully on April 18th at 6:51 p.m. EDT aboard a SpaceX Falcon 9 rocket to survey the entire sky for new worlds.