AstroPhoto.dk/gallery

Aurora Borealis, northern or southern light

22 files, last one added on Aug 04, 2010

Noctilucent clouds (also called Polar Mesospheric Clouds) are 80-85 km high (50-53 mile) a few km below the mesopause, the coldest part of the atmosphere.
NLCs are comprised of extremely small ice crystals 1/10,000 mm. in diameter.

33 files, last one added on Aug 15, 2010

Nacreous clouds are a type of Polar Stratospheric Cloud (PSC)

0 files

Iridescent Clouds

1 files, last one added on Feb 24, 2008

The zodiacal light is not part of our atmosphere, it is produced between the planets, it´s the scattering of sunlight by dust particles.

3 files, last one added on Apr 04, 2010, 2 linked files, 5 files total

Airglow. Earth’s nightside sky is never completely dark. Long after sunset and even with no interference from artificial lights, moonlight or aurorae the sky has a soft glow.

1 files, last one added on Sep 18, 2009

Sun- and moonhalos, arches, pillars, sundogs etc.

23 files, last one added on Aug 03, 2010, 1 linked files, 24 files total

Coronae are produced by the diffraction of light by tiny cloud droplets or sometimes small ice crystals.

4 files, last one added on Jul 20, 2010

Green Flash

3 files, last one added on Feb 24, 2008

Rainbows, moonbows, dewbows etc.

11 files, last one added on May 22, 2010

Lightning, and other weather phenomena

3 files, last one added on Jul 24, 2009

Lights in the sky, caused by spacecrafts (ISS), planes, balloons, satellites (Iridium Flares) etc.

11 files, last one added on Dec 06, 2008, 4 linked files, 15 files total

Other atmospheric or optic phenomena

19 files, last one added on Aug 03, 2010, 4 linked files, 23 files total