Dear Hank and John and Roman

Life Beyond

Hank Green and Roman Mars explore the intriguing possibility of life beyond Earth, particularly on Mars. Hank highlights the significance of discovering life in our solar system, suggesting that if life evolved twice here, it would dramatically expand our understanding of life's prevalence in the universe 1. Roman shares his enthusiasm for the ongoing Mars missions, emphasizing the potential for groundbreaking discoveries.

A universe this big. So who knows? And it's a big solar system. There's other places we haven't been that are prime and interesting places for life to maybe happen.

--- Hank Green

The conversation underscores the excitement surrounding the Perseverance rover's mission and the broader implications of finding extraterrestrial life.

   

Space Chickens

The duo also delves into the fascinating topic of intergalactic phenomena, discussing the density of the universe and the whimsical idea of 'space chickens'. Hank explains that the intergalactic medium is mostly empty, with about one proton per cubic meter, yet this sparse distribution still affects light from distant quasars 2. Roman humorously entertains the notion of chickens in space, pondering how many could exist without being noticed.

I bet you could have, like, two chickens per cubic light year, no problem.

--- Hank Green

This playful speculation highlights the vastness of space and the imaginative ways we can think about cosmic elements.