Last month, a comet called Siding Spring, or as it is more formally known, Comet C/2013 A1, flew very close to Mars, dumping several tons of primordial dust into the thin atmosphere of the planet.
Tag: Meteor
Last month, a comet called Siding Spring, or as it is more formally known, Comet C/2013 A1, flew very close to Mars, dumping several tons of primordial dust into the thin atmosphere of the planet.