Author Archives: Roger W. Sinnott

Roger W. Sinnott

About Roger W. Sinnott

Roger Sinnott is a senior contributing editor at Sky & Telescope.

Spring’s Comet Lovejoy

During the next few weeks, early risers in the Northern Hemisphere can follow recently-discovered Comet Lovejoy as it makes its way northward past some familiar telescopic sights.

Earth’s “Other Moon”

Last year Earth's gravity apparently captured a tiny asteroid that ventured too near our planet. But this "second Moon" will only hang around until June, when it'll get shoved back out into interplanetary space.