A new study has suggested that it was an asteroid strike, not volcanism, that ultimately wiped out the dinosaurs.
A large space rock the approximate size and shape of the Great Pyramid of Giza is set for a close encounter.
A new paper has put forward the idea that an alien civilization may have been watching us for millennia.
Space experts from several agencies failed to stop an asteroid fragment from wiping out New York City last week.
NASA is making preparations to study a large asteroid that is expected to pass within 19,000 miles of Earth.
NASA, FEMA and other agencies will be responding to the simulated threat of an impending asteroid strike.
The Japanese Hayabusa-2 spacecraft has detonated an explosive charge on the surface of the asteroid Ryugu.
Scientists at NASA have revealed that there is a lot more to this unassuming space rock than meets the eye.
A new study has cast doubt on the idea that the dinosaurs had been in steady decline before the impact.
New computer models have indicated that large asteroids are much tougher than anyone had expected.
The successful landing follows on from the deployment of two small rovers back in September of last year.
NASA's OSIRIS-REx spacecraft has captured detailed images of the potentially hazardous asteroid.
Two cubesats will be accompanying a joint NASA/ESA mission to slam a test probe in to the side of an asteroid.
A mile-long asteroid shaped a bit like a hippopotamus has skipped us by on its closest approach in 400 years.
NASA's OSIRIS-REx probe seems to have hit the jackpot within a week of arriving at its destination.
SETI has been attempting to determine if the first known interstellar visitor is under intelligent alien control.
A NASA probe that launched back in 2016 has drawn up alongside an asteroid that could one day strike Earth.
For the first time ever, scientists have found an impact crater beneath one of the Earth's continental ice sheets.
Harvard astronomers have suggested that the first known interstellar visitor could be an alien probe.
The latest robotic lander to touch down on the asteroid Ryugu had only enough power to last around 17 hours.