First discovered in 2015 during NASA's planet-hunting K2 mission, K2-18b likely orbits its star in what astronomers refer to as the "habitable zone" – where conditions could allow for water.In a ...

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life beyond Earth.

As astronomers study an exoplanet called K2-18b, conflicting research reveals how difficult it is to find evidence of life beyond Earth. CNN values your feedback 1.

The biosignatures were rooted in tentative detections, and this sparked debate amongst astronomers, who were skeptical about ...

There’s always going to be a way to make something abiotically.” With these words, chemist Eleanor Browne of the University ...

K2-18b, classified as a "Hycean" world, is a super-Earth exoplanet, meaning it's larger and more massive than Earth, that orbits a red dwarf star called K2-18.

Scientists cast doubt on signs of alien life on K2-18b. Since then, at least three different studies have largely dismissed the notion that any compelling evidence has been found to yet suggest ...

A tiny sign revealed in April seemed like it might change the universe as we know it.Astronomers had detected just a hint, a glimmer<a class="excerpt-read-more" href=" More ...

The search for life beyond Earth is a holy grail quest for many experts, but finding where to look is a core issue.

And as such, K2-18b has rapidly attracted attention as a potentially habitable place beyond our solar system. ADVERTISEMENT Convinced of K2-18b’s promise, Madhusudhan and his Cambridge colleagues used ...

K2-18b, which orbits a red dwarf star more than 120 light-years from Earth, has for years intrigued astronomers who believe it could be among the best places to search for signs of ...