May 7, 2021

NASA Sounding Rocket Finds Helium Structures in Sun’s Atmosphere

Helium is the second most abundant element in the universe after hydrogen. But scientists aren’t sure just how much there actually is in the Sun’s atmosphere. NASA’s HERSCHEL sounding rocket has taken the first global measurements of helium in the extended solar atmosphere – a key piece of information for understanding our space environment.

Source:: Goddard