What is Nuke Mars?

Musk floated the concept again last week via Twitter, initially saying simply "Nuke Mars!" and then "T-shirt soon." Nuke Mars refers to a continuous stream of very low fallout nuclear fusion explosions above the atmosphere to create artificial suns. Much like our sun, this would not cause Mars to become radioactive.

Could launching nuclear weapons make Mars habitable?

Elon Musk says launching nuclear weapons could help make Mars habitable. Elon Musk tweeted "Nuke Mars" on Thursday. Musk has championed the idea of launching nuclear weapons just over Mars' poles since 2015. He believes it will help warm the planet and make it more hospitable for human life.

Did Elon Musk say 'Nuke Mars' a 'continuous stream of low Fallout Nuclear fusion explosions'?

Update: Elon Musk has issued a clarification that by 'Nuke Mars' he meant a "continuous stream of very low fallout nuclear fusion explosions". The idea of such pure fusion weapons does offer the possibility of reduced collateral damage due to low fallout.

Could Mars' atmosphere be warmed by solar reflectors?

Tesla CEO Elon Musk. Elon Musk has repeatedly posited the idea that Mars' atmosphere could be warmed to accommodate human life by nuking its poles and artificially engineering a greenhouse effect. On Tuesday, however, Musk suggested that satellites equipped with solar reflectors could be preferable to dropping nuclear weapons.