Researchers in the US have been able to determine the origins of one of the moon's largest craters.
New details have emerged about the mysterious crater which opened up in a remote part of Siberia in 2013.
A new expedition is aiming to drill in to the crater left by the asteroid that wiped out the dinosaurs.
Mysterious silica formations photographed in a Martian crater could represent evidence of alien life.
The Siloe Patera crater on Mars is now believed to be the collapsed center of an enormous volcano.
Scientists have called for an urgent investigation after the appearance of several more craters.
The winter weather has made it possible for researchers to climb down in to the hole for the first time.
Scientists believe that they have finally determined what caused several huge holes to appear in Siberia.
A small space rock left a sizeable crater near Managua's international airport on Saturday night.
Two new unexplained craters have now been discovered in the permafrost of Russia's far north.
A massive crater has inexplicably opened up in Siberia's remote Yamal peninsula region.