Scientists say comets smell like hell

Fantastically Wrong: That Time People Thought a Comet Would Gas Us All to Death

Is This the End?

Packing for Mars: The Curious Science of Life in the Void: Roach, Mary: 9781324036050: : Books

What does our planet smell like? - Quora

Comets are like deep fried ice cream: cold in the core, crunchy and hard at the surface

People generally like and hate the same kinds of smells, despite cultural separation

What Is a Comet?

What does space smell like? Expert recreates 4 aromas from astronaut accounts

Can You Smell Snow?

Comet - Wikipedia

Rosetta prepares for risky comet landing