atmosphere
Earth’s Highest Clouds Shine at the “Top of the Orbit”
Looking for a new desktop background? This might do nicely: a photo of noctilucent "night-shining" clouds seen above a midnight Sun…
New Desktop Image Alert: The Moon Over Earth
If you're like me, you don't change your computer's desktop background nearly often enough... especially not considering all the fantastic…
An Early Start for Noctilucent Clouds
The season for noctilucent "night-shining" clouds is arriving in the northern hemisphere, when wispy, glowing tendrils of high-altitude ice crystals…
More Evidence That Mars Lost Its Atmosphere
Although today Mars' atmosphere is sparse and thin -- barely 1% the density of Earth's at sea level -- scientists…
A New Look at Saturn’s Northern Hexagon
Freshly delivered from Cassini's wide-angle camera, this raw image gives us another look at Saturn's north pole and the curious…
Titan Shines in Latest Cassini Shots
Color-composite raw image of Titan's southern hemisphere. Note the growing south polar vortex. (NASA/JPL/SSI/Jason Major) Last Thursday, November 29, Cassini…
In the Shadow of the Moon: Experience a Solar Eclipse From 37 Kilometers Up
The Moon's shadow stretches over the Earth in this balloon-mounted camera view of the November 14 solar eclipse (Catalin Beldea,…
Saturn’s Strange Hexagon – In Living Color!
Color-composite Cassini image of Saturn's northern hexagon (NASA/JPL/SSI/Jason Major) Cassini sure has been busy these past few days! After returning…
Incredible Raw Image of Saturn’s Swirling North Pole
Ok, are you ready for this? I know... WOW. This swirling maelstrom of clouds is what was seen over Saturn's…
Makemake’s Mysteriously Missing Atmosphere
Artist's impression of the surface of Makemake, a dwarf planet beyond Pluto (ESO/L. Calçada/Nick Risinger) It turns out there's no…