Asteroid Florence to whizz past Earth at a safe distance on Septmeber 1, says NASA
The 2017 encounter is the closest by this asteroid since 1890 and the closest it will ever be until after 2500.
Aug 18, 2017, 16:52 PM IST
The 2017 encounter is the closest by this asteroid since 1890 and the closest it will ever be until after 2500.
Aug 18, 2017, 16:52 PM IST