Daniel Brown

Look up at the night sky and it is filled with stars. But only a microscopic fraction are visible to the naked eye.

Only a few weeks ago, on October 10, the survey telescope Pan-STARRS 1 discovered an asteroid – 2015 TB145 – that was classified as potentially hazardous.

Look up at the night sky and it is filled with stars. But only a microscopic fraction are visible to the naked eye.

Only a few weeks ago, on October 10, the survey telescope Pan-STARRS 1 discovered an asteroid – 2015 TB145 – that was classified as potentially hazardous.