Things that orbit the Sun and clear their orbits. So what happens when worlds collide? Why is Mars’ sky red?

Things that orbit the Sun and clear their orbits. So what happens when worlds collide? Why is Mars’ sky red?
One day, we’ll contemplate the possibility of reshaping Mars to suit human life. Is it even possible? What technologies would be used?
How to observe the Perseid meteor shower,Lunar X and Straight Wall, Minor Planets Iris and Psyche plus bright comets.
We’re learned about the failed missions to Mars. But the real prize will come when the first human sets foot on Mars
Just how useful are humans in space? What is the death zone radius of a black hole merger? More about staying alive with @CheapAstro at #365DaysOfAstro
June brings us the quote “Parade of Planets”…well, sort of…Listen up as I discuss which planets are visible, which aren’t, and when the Moon will pass by them.
May brings us reliable sights with slow-rolling changes. Mercury, Mars, Saturn, and the Moon all dance in the morning twilight all month as we gear up for Spring and Summer constellations.
Today Travelers in the Night discuss about a meteor streaking across the sky and burns up some 60 miles above us also about the 43 meteoroids struck in 2015