Big news this past week was the Northern Lights - Aurora Borealis.

NOW...there have been 'Northern Lights' spotted on Mars! It's a beautiful purple haze - yeah, like the Hendrix song - that was observed by NASA's Maven spacecraft and described as a "mysterious aura."

Does this hold any secrets as to why Mars has lost most of it's atmosphere & water? How much of Mars' water has seeped into the planet's crust or dissipated into space? They're trying to figure THAT one out.

Scientists say the surprising element in this whole thing was how these 'lights' happened so deep in the Mars atmosphere, many times more than on Earth.

Read more on this on BBC.com by CLICKING HERE.

Whatever causes it, it's still cool.