Latest articles by Ian O'Neill
A complex computer simulation has modeled the impact of an asteroid in the ocean and the results may surprise you.
The uppermost layer of the sun is slowing down and astronomers think Einstein's special relativity could be to blame.
Microscopic particles from space have been collecting in the gutters of Paris, Oslo and Berlin, revealing incredible insights to the mysteries of our solar system.
NASA's mission to the solar system's largest planet completed its latest close approach without a hitch.
L2 Puppis is a dying star that once resembled our sun and it is showing us the stellar inferno that lies in store for our planet.
The world's most powerful radio observatory has spied on the fluffy microscopic dust particles that will go on to form the building blocks of planets around a young star.
NASA needs you to rise to the Space Poop Challenge and help its astronauts go where no astronaut has gone before.
When exploring Gusev Crater in 2007, NASA's Spirit rover discovered some curious silica deposits — were they formed by ancient Martian life?
The subsurface supply of ice covers an area bigger than the state of New Mexico and could be tapped by future Mars explorers for all their water needs.
The movies make it look easy, but to grow food on Mars we'll have to create the soil from scratch and build our own mini-biosphere.
NASA's Mars rover Opportunity has been used to measure the weathering of meteorites on the Red Planet, revealing just how little water there is on the surface.
Although space policy isn't a huge talking point in the run-up to an election, the Democratic front-runner gave a rare glimpse of her personal interest in space exploration.
A lidar system that is used to detect airborne bio-hazards on Earth may aid NASA's search for extraterrestrial life on Mars and elsewhere in the solar system.
As seen with a radio telescope in the West Australian outback, the our universe resembles a psychedelic piece of pop art.
Liquid water is essential for life as we know it — but too much water could stop the evolution of complex lifeforms in its tracks.
Having a nation in space sounds like a great idea, but as Earth's protector, Asgardia's mission isn't particularly clear.
The surprise discovery that the tiny red dwarf star has its own "starspot" cycle is a conundrum and is probably another sign that the "habitable" Proxima b isn't a place you'd want to visit.
The historic discovery of a small world orbiting within a neighboring star's habitable zone is exciting — but don't pack your bags quite yet.
Another strange light has been seen hanging over Earth from orbit ... but it's not your run-of-the-mill UFO.
The European Space Agency has commissioned a sequel to the short film "Ambition," honoring a historic mission that's about to come to a dramatic end.
The event is simply the second new moon in a single calendar month, which makes it particularly special for pagans, but pretty lousy as a purveyor of doom.
Europa and speculation of aliens go hand-in-hand, but NASA is keen to point out that Monday's icy moon announcement won't include the "a" word.
