'Martian dog' and dozens of other mysterious blobs found hiding under Mars' north pole in new 'gravity map'
Favicon 
www.livescience.com

'Martian dog' and dozens of other mysterious blobs found hiding under Mars' north pole in new 'gravity map'

A new map that details gravitational anomalies on Mars has revealed 20 mysteriously dense blobs, including a dog-shaped mass, buried below the planet's north pole. And researchers have no clear idea where they came from.