RT @cosmos4u: Today = 1 year after Chelyabinsk. Leading to jpl.nasa.gov/news/news.php?…, theguardian.com/science/2014/f…, cosmoquest.org/x/blog/2014/02…, http://tnews.discovery.com/space/asteroid…
RT @cosmos4u: Today = 1 year after Chelyabinsk. Leading to jpl.nasa.gov/news/news.php?…, theguardian.com/science/2014/f…, cosmoquest.org/x/blog/2014/02…, http://tnews.discovery.com/space/asteroid…