If Earth-like planets require an extremely rare supernova encounter, then water-depleted rocky planets might be exceptional. But if cosmic-ray immersion is sufficient—and common—then the conditions ...
A new study reveals an intriguing possibility: asupernova explosion might have sent a surge of cosmic rays toward Earth around 10 million years ago, with consequences etched in ocean rocks. The ...
Rocky planets like our Earth may be far more common than previously thought, according to new research published in the journal Science Advances. It suggests that when our solar system formed, a ...