What Does Space Smell Like? Some Say Steak, Some Say Metal

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Simply put, space stinks. We aren’t quite sure like what, but we do know that the smell isn’t so pretty. Indeed, it’s so peculiar to astronauts that NASA wants to try and mimic it so that would-be space walkers know what they’re getting themselves — and their noses — into.

Without a strong sample size of folks who have undergone a space walk, they’ve found it rather tough to pinpoint the smell, with some former astronauts having called the odor akin to “seared steak,” “hot metal,” “welding fumes” or even “gunpowder.” Now, NASA has enlisted the help of London chemist Steve Pearce — pro bono, mind you — to recreate the smell, hoping it will help in training exercises.

(WATCH:Stunning Footage of an Alien Planet: Earth)

Pearce isn’t totally foreign to space smells, even though he’s never ventured there himself. He recently recreated the lingering smell of the Mir…

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