New class of exoplanet could put search for ET into hyper-drive

Until now, the search for extra-terrestrial life has been focused on planets like ours. But the hunting ground just expanded.

A sunset over an alien ocean on a Hycean exoplanet
Astronomers have identified a new class of exoplanet that could represent a step forward in the search for extra terrestrial life. Credit: Amanda Smith, University of Cambridge