What's more, no exoplanets with emission spectra cooler than 275 K (1.85 °C; 35.33 °F) - comparable to Earth - have been ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Observations of exoplanets typically provide astronomers little more than an orbit, a mass and a radius. If the radius and ...

Super-Earths, larger planets similar to Earth, are far more common across the universe than scientists previously believed, ...

Dr Ian Whittaker from Nottingham Trent University explains the science behind new study which claims to have spotted ...

A hint of extra-terrestrial (ET) life detected from observations by the James Webb Space Telescope has got the world bubbling with excitement. A study of exopla ...

Many have claimed to see a UFO or have an encounter with an alien, but what do the scientists have to say? Here's what ...