The exoplanet – a planet outside our solar system – has a mass six times greater than that of Earth, and orbits in the “habitable zone” of a nearby star similar to our sun ...

Scientists also discovered a second planet, a brown dwarf orbiting another low-mass star. Gaia-5b orbits the Gaia-5 star, around 134 light-years away from Earth.

Witness a rare celestial spectacle as seven planets align in the night sky for one night in late February, offering a ...

Imagine a distant world, light-years away, where intelligent beings scan the cosmos, searching for hints of life. If their technology mirrors our own, could they detect Earth? And if so, what signals ...