Comet C/2013 A1 Siding Spring: an image (18 Oct. 2014)
While the world is waiting for this comet having its extremely close approach to planet Mars, 24 hours earlier of this record event, that we will share live on the web, at Virtual Telescope...
While the world is waiting for this comet having its extremely close approach to planet Mars, 24 hours earlier of this record event, that we will share live on the web, at Virtual Telescope...
– Asteroid Day 2025, 10th Anniversary (30 June 2025)