ESA to capture light from deflected asteroid’s new plume

Space Safety 09/26/2022 520 views 10 likes In brief On 26 September, NASA will purposefully crash their DART spacecraft into the 160 m wide Dimorphos asteroid, in the first-ever test of deflection by means of ‘kinetic impact’. The moment the spacecraft collides with the asteroid a plume of material is expected to be thrown into … Read more

Ocean scientists measure sediment plume stirred up by deep-sea-mining vehicle

Credit: Unsplash/CC0 Public Domain What will be the impact to the ocean if humans are to mine the deep sea? It’s a question that’s gaining urgency as interest in marine minerals has grown. The ocean’s deep-sea bed is scattered with ancient, potato-sized rocks “polymetallic nodules” that contain nickel and cobalt—minerals that are in high demand … Read more