Comets

Fun Facts About Gravity

Fun Facts About Gravity

Jan 1, 2025

View the full issue in the Magazine Archive Gravity seems fairly straightforward and predictable. If you throw a ball up and then catch it, the speed at which it falls back into your hand will be...

Comet C/2023 A3 (Tsuchinshan-ATLAS)—Delightful

Comet C/2023 A3 (Tsuchinshan-ATLAS)—Delightful

Dec 1, 2024

View the full issue in the Magazine Archive Light from a full moon illuminates this landscape one hour after sunset. Rain clouds are closing in, and the touch of a moonbow can be seen in a cloud....

In Our Skies, November & December 2024

In Our Skies, November & December 2024

Nov 1, 2024

View the full issue in the Magazine Archive Hopefully comet C/2023 A3 (Tsuchinshan-ATLAS) will be a highlight for viewing. See the chart above for its position at several dates. Nov. 5 is the peak...

Let’s Take a Hike, November 2024: Comet

Let’s Take a Hike, November 2024: Comet

Nov 1, 2024

View the full issue in the Magazine Archive Comet C/2023 A3 (Tsuchinshan-ATLAS), as it was seen from the International Space Station on September 23, 2024. Photo credit: NASA/Matthew...

In Our Skies, September & October 2024

In Our Skies, September & October 2024

Sep 1, 2024

View the full issue in the Magazine Archive In September, Comet 13P/Olbers is projected to be at magnitude 8—a binocular/telescope target. In mid-September it will be a thumb-to-little-finger span...

In Our Skies, July 2024

In Our Skies, July 2024

Jul 1, 2024

View the full issue in the Magazine Archive July 2 and 26 Pleiades will be very close to the Moon—less than .5°. July 22 Mercury will be at its greatest elongation east of the sun, meaning it will...