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astronomy

2020 Geminid meteor shower composite image by Jeff Sullivan

Geminid Meteor Shower 2023

The Geminids are the most active meteor shower of the year, and in recent years it has been in creasing in strength. So December 2023… Read More »Geminid Meteor Shower 2023

Perseid meteor shower 2021

Perseid Meteor Shower 2021

The summer of 2021 will be remembered for drought, fires, and smoke, and definitely not for great night sky viewing. In the days ahead of… Read More »Perseid Meteor Shower 2021

Comet NEOWISE Photos July 2020

Comet NEOWISE was discovered on March 27, 2020. By early July it was visible to the naked eye to the Northeast in the pre-dawn sky… Read More »Comet NEOWISE Photos July 2020

Mono Lake landscape photography

Light Pollution By Mono Lake On Track To Increase

Light pollution is increasingly confirmed as negatively affecting human health, the health of various animal, insect and plant species, and the science of astronomy. It… Read More »Light Pollution By Mono Lake On Track To Increase

Mars eclipse by the moon

The Moon Occults Mars February 18 Before Dawn

I’ve been reading reports that the moon will approach and cover Mars for about an hour and a half early tomorrow morning. EarthSky quotes the… Read More »The Moon Occults Mars February 18 Before Dawn

Nikon night photography by Jeff Sullivan

Dark Night Skies: Endangered Resource?

Many photographers are taking up night photography, but with increasing population and development comes more light pollution. Truly dark nights, and dark places, are becoming… Read More »Dark Night Skies: Endangered Resource?