A group of astronomers has estimated the number of habitable planets in our galaxy for the first time.
Astronomers have identified a planet in a distant solar system that is 17 times the mass of the Earth.
A record number of backers are helping to crowdfund a revolutionary new type of road covering.
A star that formed in the same stellar nursery as our Sun has been discovered 110 light years away.
The largest moon in our solar system could be home to a subterranean 'club sandwich' of ice and oceans.
Finding signs of extraterrestrial life on an extrasolar planet is going to be a lot harder than expected.
Astronomers have located an Earth-sized world within the 'Goldilocks zone' of a distant solar system.
Scientists have identified what could be a natural satellite orbiting a planet in another solar system.
Astronomers have discovered a new dwarf planet in our own solar system and it might not be alone.
Recent studies have revealed that extrasolar planets are extremely abundant throughout the universe.
The record-breaking haul of newly discovered worlds comes courtesy of the Kepler Space Telescope.
The recently selected PLATO mission will focus on identifying Earth-like worlds orbiting distant stars.
The largest moon in the solar system has been mapped in unprecedented detail thanks to a new project.
Astronomers seeking signs of alien life are on the lookout for 'superhabitable' extrasolar planets.
Astronomers using the Hubble telescope have picked up signs of cloud cover on two extrasolar planets.
Astronomers believe that there could be an exoplanet orbiting a nearby pair of brown dwarf stars.
Astronomers believe that they have discovered the first moon located outside of our own solar system.
Astronomers are perplexed by the discovery of a huge planet with the most distant orbit ever seen.
The Hubble Space Telescope has picked up signs of water in the atmospheres of several distant worlds.
A Japanese firm is aiming to build a huge 250-mile-wide belt of solar panels around the moon's equator.