The James Webb Space Telescope has just achieved an unprecedented feat by mapping for the first time the atmosphere of a ...

An illustration shows what exoplanet K2-18b might look like based on data from NASA's James Webb Space Telescope. K2-18b is 8.6 times as massive as Earth, orbits the cool dwarf star K2-18 in the ...

Worlds upon worlds await us in the cosmos and we’re finding more all the time. Before 1992, we weren’t even completely certain planets existed outside of our solar system. Now, astronomers are finding ...

After marking the 30th anniversary of the discovery of the first exoplanet around a sun-like star, we now look forward to what the next 30 years might offer. With the number of exoplanets having ...

A super-Earth exoplanet in the habitable zone of its star has been detected less than 20 light-years away, putting it near the top of the list for best places to look for life beyond our solar system.