Space magnetism activities for planetary exploration

New channel Centro de Astrobiologia: title sample judged 'whole' (Nearly all uploads are substantive research seminar talks/lectures on astrobiology, astrophysics, and planetary science ); passed a second screen for sellers/exam-prep/re-uploads; 0 of 3 sampled transcripts showed teaching, 0 not; titles picked one by one, checked strictly; oEmbed verified.