This distant world, known as L98-59d, offers a literal interpretation of the phrase 'the floor is lava'.
Scientists have suggested that subterranean lava tubes on Mars could be home to primitive alien life forms.
This hellish world was photographed in remarkable detail during one of the probe's recent flybys.
A 71-year-old man in Hawaii was killed after he fell down a lava tube that had opened up in his own garden.
The 18-carat gold lavatory was swiped during an overnight break-in at Blenheim Palace, Oxfordshire.
Satellite images have revealed the existence of a lake of molten rock on the British island of Mount Michael.
Authorities in Calgary have been investigating the mysterious death of a man found in a public lavatory.
This remarkable dome of churning molten magma was photographed in Hawaii by the US Geological Survey.
The Japanese space agency JAXA has announced the discovery of a cave hidden beneath the lunar surface.
Scientists have determined that 1,600-degree lava once surged to the surface in what is now Costa Rica.
A man in Norway ended up stuck after climbing in to a lavatory to retrieve his friend's mobile phone.
A team from the State University of New York at Buffalo created their own magma as part of an experiment.
A chamber containing 11,200 cubic miles of molten rock has been found below Yellowstone National Park.
Geologists have been investigating a glowing orange hole that opened up on a Chinese mountain.
The Iron Age prince was discovered along with his chariot at the center of a huge mound near Lavau.
Scientists are experimenting with new ways to explore volcanic fissures and vents on other planets.
New Zealand cameraman Bradley Ambrose got more than he bargained for while filming a volcano.
NASA is trying to determine the origins of a strange circular feature in the Athabasca region of Mars.
The heat generated by molten rock could be harnassed as a highly effective source of electricity.
Kepler 78b is 400 light years away, is a similar size to the Earth and has a surface covered in lava.