- Will Comet C/2013 A1 (Siding Spring) Hit Mars in October 2014? http://astroblogger.blogspot.ca/2013/02/will-comet-c2013-a1-siding-spring-hit.html 17 comments space
- Comet Siding Spring (C/2013 A1) Mars Miss Distance Probabilities (in units of 0.001 AU) http://spaceobs.org/wp-content/uploads/2013/03/c2013a1-ca-histogram-20130303.png 10 comments space
- Enormous flares following comet Siding Spring's C/2013 A1 encounter with the Martian atmosphere https://www.youtube.com/watch?v=kX4FgTnq_74 32 comments space
