Spacetime With Stuart Gary

SpaceTime with Stuart Gary Series 23 Episode 40*When worlds collide – the titanic collision of two asteroidsAstronomers have observed an expanding cloud of icy debris caused by the catastrophic collision of two asteroids in a distant star system.https://spacetimewithstuartgary.tumblr.com/post/616007736900108288 https://spacetimewithstuartgary.tumblr.com/post/616002631330152448  *Why NASA chose Jezero Crater for the Mars 2020 Perseverance roverPreparations are continuing at the Cape Canaveral air force base for July’s planned launch of the Mars 2020 Perseverance rover. The mission will study the local geology and search for signs of past life on the red planet – which is why Jezero Crater was chosen from more than 60 candidate locations. *Belief in UFOs and alien abductions is falling because people have more things to worry about.Belief in extra-terrestrial life and aliens visiting the Earth in flying saucers to engage in some late-night probing has been a mainstay of science fiction for well over a hundred y