Seeing Comet 103P/Hartley 2 at Its BestSeeing Comet 103P/Hartley 2 at Its Best
<p>For backyard stargazers, the next few nights are the best time to see green Comet 103P/Hartley 2 as it approaches Earth for an 11-million-mile close encounter on Oct. 20th. </p> <p>The