Exoplanets19 Sep 2025How the first exoplanets were discoveredNasa's tally of planets outside our Solar System hit 6,000 this week. Witness History explains how the first exoplanets were discovered in 1992.19 Sep 20258 Aug 2025New signs found of giant gas planet in 'Earth's neighbourhood'The possible planet is just four-and-a-half light years away and may have moons that sustain life.8 Aug 202529 Nov 2023Astronomers discover 'the perfect solar system'Astronomers hope to learn how its six planets formed and whether any of them are home to life29 Nov 202329 Sep 2023Why finding alien life is now 'only a matter of time'Experts are optimistic of detecting life signs on a faraway world within our lifetimes - possibly in the next few years.29 Sep 202312 Sep 2023Tantalising sign of possible life on faraway worldNasa's James Webb Telescope may have discovered a molecule thought only to be produced by life.12 Sep 202313 May 2023Scientist makes alien weather forecast for planetDr Michael Roman made the observations about the atmospheric conditions on the planet GJ 1214b.13 May 202324 Nov 2022Telescope uncovers origins of distant planetWASP-39b lies outside our solar system - 700 light years away from Earth.24 Nov 202216 Jul 2022Searching the universe for life-supporting planetsScientists using an £8.5bn telescope to scour space say it could uncover secrets of the universe.16 Jul 202219 Apr 2022Make Uranus mission your priority, Nasa toldAn influential panel of scientists wants to see a mission to the Solar System's seventh planet.19 Apr 2022...