Cosmic rays coming from ultrapowerful sources in the distant universe can pose risks to humans on Earth — particularly frequent air travelers, who are routinely exposed at the high altitudes of commercial flights.
A poem for Europa Clipper: US Poet Laureate Ada Limón reveals ode to fly on NASA Jupiter moon mission
“It is not darkness that unites us, not the cold distance of space, but the offering of water…” Those words, by U.S. Poet Laureate Ada