44E-56-A Whopper Or A Comet

Published: Oct. 1, 2019, 3 p.m.

b'2014 LJ21 is an asteroid, its brightness suggests that it is about 1 and a quarter miles in diameter. This estimate is based on the assumption that it reflects about 15% of the Sun light which strikes it. The impact of an asteroid this size would likely cause global climate change.'