#MassExtinctions in the history of #life: Significance of #NASAs #Artemis #Moon and #Planetary Defence #DART Missions. | #Evolution and #extinction of new species have gone hand in hand since life began on #earth However, there have been at least five episodes of large-scale extinctions of life-forms in the past 500 million years. In these episodes, more than three-quarters of the existing species got eliminated....

https://www.scientificeuropean.co.uk/environment/mass-extinctions-in-the-history-of-life-significance-of-nasas-artemis-moon-and-planetary-defence-dart-missions/

#Climate Effects of #Atmospheric #Mineral #dust #EMIT #Mission Achieves Milestone | With its first view of #earth #NASAs EMIT Mission achieves milestone towards better understanding of climate effects of mineral dust in the atmosphere.

https://www.scientificeuropean.co.uk/environment/climate-effects-of-atmospheric-mineral-dust-emit-mission-achieves-milestone/

It's exciting that the #BreakthroughListen #SETI survey is monitoring for signals from #stars on the #ecliptic plane, though it's not focusing on transiting systems specifically. #NASAs #TESS transit mission is also looking for transiting planets on the ecliptic plane, though it may not have sufficient sensitivity to the most common stars in our #Galaxy, which are quite faint. (13/n)