From the Pleiades to the Eridanus Loop
If you stare at an interesting patch of sky long enough, will it look different? In the case […]
Science
Moon Setting Behind Teide Volcano
These people are not in danger. What is coming down from the left is just the Moon, far […]
Comet ATLAS and the Mighty Galaxies
Comet ATLAS C/2019 Y4 was discovered by the NASA funded Asteroid Terrestrial-impact Last Alert System, the last comet […]
Morning, Planets, Moon, and Montreal
Dawn’s early light came to Montreal, northern planet Earth, on March 18, the day before the vernal equinox. […]
Anticrepuscular Rays over Florida
What’s happening behind those clouds? Although the scene may appear somehow supernatural, nothing more unusual is occurring than […]
M77: Spiral Galaxy with an Active Center
What’s happening in the center of nearby spiral galaxy M77? The face-on galaxy lies a mere 47 million […]
A Moon Dressed Like Saturn
Why does Saturn appear so big? It doesn’t — what is pictured are foreground clouds on Earth crossing […]
The Snows of Churyumov Gerasimenko
You couldn’t really be caught in this blizzard while standing by a cliff on Churyumov-Gerasimenko. Orbiting the comet […]
They Knew Saber-toothed Tigers Were Big. Then They Found This ...
The find suggests that the prehistoric predators might have been able to feed on even the most giant […]
Moonrise and Mountain Shadow
What phase of the Moon is 3.14 radians from the Sun? The Full Moon, of course. Even though […]