Start Date: End Date: Published Date Data Date
High, Dry, and Rare in the Sky
720 x 720 JPEG
Published June 26, 2021
Noctilucent clouds form so high in the atmosphere that they continue to reflect sunlight hours after sunset, creating a spectacular nighttime display.
Related images:
720 x 540 JPEG
Another Lively Season of Night-Shining Clouds
720 x 545 PNG
Published July 9, 2020
Extremely cold and wet conditions in the mesosphere have led to abundant noctilucent clouds.
2012 x 1340 1 MB Bytes - PNG
720 x 617 PNG
40 MB - MPEG
Clouds Light the Night
720 x 540 PNG
Published June 27, 2019
As spring turns to summer in the northern hemisphere, unusual streaks of clouds form high in the atmosphere around sunset.
5567 x 4175 7 MB - PNG
720 x 480 JPEG
5000 x 2162 581 KB - JPEG
Glow-in-the-Dark Clouds
720 x 776 JPEG
Published December 2, 2016
Noctilucent clouds float high enough in the atmosphere to capture a little bit of stray sunlight even after the Sun has set below them.
1700 x 1700 721 KB - JPEG
Night-Shining Clouds
720 x 520 JPEG
Published June 19, 2015
High-altitude clouds appeared as far south as the continental United States in early June 2015.
1400 x 934 559 KB - JPEG
2250 x 1500 1 MB Bytes - JPEG
Early Start for Noctilucent Clouds
Published June 25, 2013
In the northern hemisphere, night-shining clouds seem to be forming earlier and spreading farther each year, as they did in 2013.
6 MB - MOV
18 MB - MOV