SINCE 2004, an amateur astronomer from Swan Hill has discovered eight comets.

With a decreased workload as a pathologist during the COVID-19 pandemic, Michael Mattiazzo has spent more time in his backyard looking up at the sky through a telescope.

During this period, on April 9, he discovered Comet SWAN.

Mr Mattiazzo told The Guardian he used data from a National Aeronautics and Space Administr...