Photograph of bright Comet NEOWISE low in the morning twilight on July 7, 2020, about one hour before sunrise. This comet was at its closest to the Sun a few days earlier, and brightened dramatically to become visible without optical aid.
Wide view of morning twilight in October 2019 with crescent moon and purple twilight color. The purple is due to volcanic ash in the atmosphere from the June 2019 eruption of the volcano Raikoke. A storm front was to the east, which produced crepuscular
Another view of Bash Bish Falls, located near the border between Massachusetts and New York, on an autumn day in 2017. This was taken looking back toward the falls, from downstream.
Bash Bish Falls, located near the Massachusetts/New York border, during autumn 2017. The waterfall flows through a rugged gorge, part of which can be seen in this photograph. It is part of a state park and is a popular attraction for visitors.
A time-lapse of the night sky on a late-winter morning in 2017. Composite photograph of more than two hours of imaging time to show the effect of the Earth's rotation. A nearly calm morning with little wind produced mirror-like reflections of the city
Comet Wirtanen in the December 2018 night sky shortly after becoming visible from the Earth's northern hemisphere. The comet is the distinctive blue-green object just left and above center. It became just barely visible without optical aid from dark lo
A time-lapse of the stars as Earth rotates, with the International Space Station exiting from the Earth's shadow while it was crossing the sky. The "specter" was created by the lights from an approaching car projected onto some ground fog.
Sunrise just as dark clouds were covering the sky before an approaching storm, producing vivid colors. Taken with a 500mm lens, f/8, 1/320th second, ISO 100.
Vivid cloud-to-cloud lightning with a boat ramp in the foreground during a summer evening storm in August 2018. Despite the nearby storm, no rain or wind was occurring at the time, leaving the water calm to reflect much of the lightning.