What do the following have in common: charcoal, sulfur, burning metal, welding, brake pads, and even burnt cookies?

They are all smells that exist only on habitable planets.

They are all of Edwin Hubble’s favorite things.

They are all things that astronauts have claimed space smells like.

They are all common things that one smells before a stroke.

1 answer

The correct answer is: They are all things that astronauts have claimed space smells like.

Astronauts have described the smell of space as being reminiscent of various scents, including burnt metal and other compounds like those mentioned.