ARCHIVED NASA Exoplanets
@NASAExoplanets · 20 avr. 2023
There's strong evidence – including a radioactive type of iron – that supernovae occurred close to Earth between ~2m-8 million years ago. A new study shows how X-rays from such stellar explosions could threaten any life on surrounding planets for decades. go.nasa.gov/3op5LvX
Elon Musk
@elonmusk
Interesting theory
21:43 · 20 avril 2023 · 601,1 k vues
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