VISUAL ARCHIVE / IMAGE STORY
A Flare Above an Unmeasured Atmosphere
Powerful stellar eruptions may contribute to atmospheric erosion on some close-orbiting planets.
Powerful stellar eruptions may contribute to atmospheric erosion on some close-orbiting planets. Kepler-438’s host star has exhibited superflares, although the present state of Kepler-438b’s atmosphere remains unknown. Conceptual illustration.
THE OBSERVATION
What we can actually see.
Superhabitability is a comparative framework, and published candidate lists include objects whose planetary status or environmental properties still need confirmation. The atmospheric dispute at LHS 1140 b makes the problem concrete. A ground-based helium claim and subsequent Webb nondetections concern escaping gas under particular observing conditions. Two Webb analyses use the same four transits, so they must not be counted as eight separate visits.
THE ILLUSTRATION
What the artwork imagines.
Powerful stellar eruptions may contribute to atmospheric erosion on some close-orbiting planets. Kepler-438’s host star has exhibited superflares, although the present state of Kepler-438b’s atmosphere remains unknown. Conceptual illustration. The viewpoint, illumination, colors and simultaneous arrangement are artistic choices. This is a cinematic illustration, not a direct instrument image or a quantitative reconstruction of every feature.
FROM THE ILLUSTRATED ARTICLE
The story that inspired it.
A temperate orbit is a promising address, but a livable planet also needs a history that preserves the right surface conditions. The superhabitable-world idea turns that gap into a testable research question. This frame focuses on a flare above an unmeasured atmosphere, within the complete illustrated article and its source-linked research context.
Read The Planets That Could Be Better Than Earth Have One Terrifying ProblemCHECK THE RECORD
The image interprets the research below. Follow the original work for the measurements and limits behind the scene.
In Search for a Planet Better than Earth: Top Contenders for a Superhabitable World KOI-5715.01 Helium escaping from the atmosphere of a nearby rocky exoplanet orbiting in a habitable zone No Helium Detected in LHS 1140 b from Four JWST NIRISS/SOSS Transits No Persistent Helium Absorption in LHS 1140 b: Four JWST/NIRISS SOSS Transits and Multi-epoch Stellar He I VariabilityOTHER IMAGE STORIES
Keep looking.
An Unconfirmed Better Earth
Two Climates Under One Sun
The Mark Shared by Titan and PlutoEXPLORE IN 3D / MAP 06
Explore Earth and the Moon
Compare the nearby Earth–Moon system in an interactive teaching model. The explorer does not reconstruct the impact event or an unmeasured exoplanet climate.
Open Earth & Moon map