The Sky in one Year
Every 15 minutes during 2021, an all-sky camera took an image of the sky over the Netherlands.
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Daphnis the Wavemaker close up
This is the most detailed ever photo of Daphnis tiny moon, hiding in Saturn’s rings.
Saturn’s mysterious Hexagon has changed color
Saturn’s North Polar hexagon has changed color from blue to gold – and no one knows why.
Last Sunset for six months in Antarctica
For researchers at NOAA’s South Pole Atmospheric Baseline Observatory, Sunday March 20 marks the start of the austral autumn, the last time they see the
Seasons and Rings of Saturn
On Earth, June 21 marks a solstice, the time when the Earth’s spin axis tilts directly toward the Sun. On Saturn, the rings tell you
This how Earth look like during a Total Solar Eclipse
This how Earth look like during a Total Solar Eclipse, from space. The totality occurring over Greece and part of Turkey.
Apollo’s Analemma
An equinox (equal night), this astronomical event marks the first day of autumn in the northern hemisphere and spring in the south. To celebrate, consider
Starlight Project – Burning Man
Starlight Project a sculptural lighting installation at Burning Man. Seven twelve foot diameter stars creating a “heaven on earth” effect, were placed to map out
Hunter’s Moon over the Alps
A Full Moonset can be a dramatic celestial sight and can have many names. Late October’s Full Moon, the second after the equinox of northern
Austrian Analemma
The multiple suns trace an intersecting curve known as an analemma. Consider this careful record of the Sun’s yearly journey through southern Austrian skies. Image
