Deep Field — Exoplanets & LifeDetections, atmospheres and habitability — transit and radial-velocity results, JWST spectroscopy, biosignature claims, and the careful walking-back that usually follows.https://deepfield.news/feeds/exoplanets.xml2026-08-12T21:48:46ZDeep FieldAggregated from the publishers named in each entry. Rights remain with them.https://deepfield.news/icon-180.pngComplexities and Mysteries in the Atmosphere of Ultra-Hot Jupiter WASP-121btag:deepfield.news,2026-08-12:story/4fe3de6af03652962026-08-12T21:48:46Z2026-08-12T21:48:46ZAAS NovaAAS NovaWhat do the latest JWST data say about the notable ultra-hot Jupiter WASP-121b?Headline and summary from AAS Nova; follow the link for the full article.The ESCAPE mission will study the evolution of exoplanet atmospherestag:deepfield.news,2026-08-12:story/49f1c5aae3d73e892026-08-12T01:00:01Z2026-08-12T01:00:01ZPhys.orgPhys.orgThe habitable zone concept is useful for understanding which worlds might, possibly, maybe, be habitable. It highlights exoplanets at the right distances from their stars for liquid water to potentially exist on their surfaces. But that alone can't determine habitability.Headline and summary from Phys.org; follow the link for the full article.Transit-based exoplanet survey finds its first microlensing exoplanettag:deepfield.news,2026-08-11:story/007b57d8a117b38e2026-08-11T13:00:30Z2026-08-11T13:00:30ZPhysics WorldPhysics WorldAdditional planetary signals may be hidden in TESS data, say astronomersHeadline and summary from Physics World; follow the link for the full article.What if Mars Were a Stranger (Thing)?tag:deepfield.news,2026-07-21:story/306b697241759e0a2026-07-21T16:00:41Z2026-07-21T16:00:41ZAAS NovaAAS NovaAstrobites reports on whether we'd even know what we were looking at if our familiar red neighbor were a stranger light-years away.Headline and summary from AAS Nova; follow the link for the full article.Astronomers find the first atmosphere on a rocky world in the habitable zonetag:deepfield.news,2026-07-21:story/f2315badeb73d6922026-07-21T10:57:41Z2026-07-21T10:57:41ZScienceDailyScienceDailyAstronomers have found the first confirmed atmosphere around a rocky planet in another star’s habitable zone. The planet, LHS 1140 b, revealed its atmosphere through helium slowly leaking into space. Located 48 light-years away, the world may have preserved its atmosphere for…Headline and summary from ScienceDaily; follow the link for the full article.Seeking Technosignatures in Polluted White Dwarfstag:deepfield.news,2026-07-15:story/7f69888c584fc70c2026-07-15T16:00:57Z2026-07-15T16:00:57ZAAS NovaAAS NovaWhite dwarfs with metals in their spectra preserve a record of planets that once orbited them. New research examines these spectra for signs that the metals underwent technological processing.Headline and summary from AAS Nova; follow the link for the full article.Can Arid Planets Keep Their Cool?tag:deepfield.news,2026-07-14:story/fd1315c7cfa6b40a2026-07-14T16:00:15Z2026-07-14T16:00:15ZAAS NovaAAS NovaAstrobites reports on why dry planets may be missing the critical thermostat of the geologic carbon cycle, which has helped to stabilize Earth's climate over billions of years.Headline and summary from AAS Nova; follow the link for the full article.Are there aliens on exoplanet K2-18b? Scientists just scanned it for signalstag:deepfield.news,2026-07-14:story/488d4a54933039802026-07-14T13:04:12Z2026-07-14T13:04:12ZScienceDailyScienceDailyK2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually powerful radio survey using both the VLA and MeerKAT telescopes. Advanced software analyzed millions of signals, filtering out Earth-based interference and…Headline and summary from ScienceDaily; follow the link for the full article.This alien planet never has sunrise or sunset. It may support lifetag:deepfield.news,2026-07-09:story/62195765c6fece022026-07-09T21:27:22Z2026-07-09T21:27:22ZScienceDailyScienceDailyA planet with one side permanently roasting and the other frozen in endless darkness might still have a chance of supporting life. Researchers found that heat inside a tidally locked exoplanet could circulate in a stable, continuous loop, helping moderate temperatures in certain…Headline and summary from ScienceDaily; follow the link for the full article.Twinkle Twinkle Little Star, Roman Sees Where You Are: Predicting Exoplanet Transit Yields in the Rosette Nebula with the Nancy Grace Roman Space Telescopetag:deepfield.news,2026-07-07:story/9017b4da50bde5db2026-07-07T16:00:49Z2026-07-07T16:00:49ZAAS NovaAAS NovaRitvik Sai Narayan et al 2026 AJ 171 282 Simulations predict that the Roman Space Telescope will discover 33 ± 9 young exoplanets in a one-month survey, expanding our understanding of the properties of planets around very young stars.Headline and summary from AAS Nova; follow the link for the full article.