Astronomers using NASA’s James Webb Space Telescope say they have found the most promising signs yet of a distant planet that could be covered by a global ocean. The candidate world orbits a nearby red dwarf star and stands out as one of the more intriguing targets in the search for habitable environments beyond our solar system.

The findings, reported by Reuters, do not confirm the presence of liquid water. Instead, they point to atmospheric features that suggest the planet may be rich in water vapor or other conditions consistent with an ocean-covered surface. Researchers say more observation will be needed before any firm conclusion can be reached.

Even so, the result is drawing attention because it adds to a growing list of exoplanets that Webb can study in detail. The telescope’s sensitivity allows scientists to analyze light passing through distant atmospheres, helping them identify chemical fingerprints that could reveal whether a world is rocky, gaseous, or potentially habitable.

For astronomers, the discovery marks another step forward in the effort to understand how common Earth-like conditions may be in the galaxy. While the planet remains a candidate rather than a confirmed ocean world, the data offer one of the clearest hints yet that water-rich planets may exist around stars near our own.