NASA asteroid WARNING: 1.8 MILE asteroid KW4 will skim Earth at 48,100 MPH | Science | News | Express.co.uk 2019-05-23 Leave a Comment on NASA asteroid WARNING: 1.8 MILE asteroid KW4 will skim Earth at 48,100 MPH | Science | News | Express.co.uk Source: NASA asteroid WARNING: 1.8 MILE asteroid KW4 will skim Earth at 48,100 MPH | Science | News | Express.co.uk
