The sun is still shining but, the sky is extremely dark to the west. Pitch black, as many would call it. I remember growing up seeing this type of sky, an ominous sign that a bad storm was brewing ...

These unique night-shining clouds captivate skywatchers during the summer ... The sun needs to be at least 6° below the horizon before the sky is sufficiently dark for NLCs to become visible.

Night-shining clouds, or noctilucent clouds, an ethereal type of cloud known to ripple across the edge of space, were expected to be rare this year, but a new study finds these specters are ...

Noctilucent clouds (NLCs), or night-shining clouds, are a type of mesospheric cloud. As the name suggests, mesospheric clouds form in the mesosphere, the third layer of Earth's atmosphere, which ...

Noctilucent, or night-shining clouds, are rare clouds that can be spotted shortly after sunset in higher latitudes. Summer is the best time to look for them.

That's because they were forming from the exhaust of the rocket more than 200,000 feet in the air, so while the sun had not risen for us, it was able to reflect off those clouds. Hence the term ...

Rare and mysterious clouds that are so bright they can be seen at night have mystified people since they were first observed more than a century ago, but scientists have now discovered a key ...

The origin of our sun, ... The Dark Energy Camera captured detailed images of the Chamaeleon I dark cloud, the closest active star-forming region to Earth at about 500 light-years away.

Photographers hoping to capture stunning "night-shining" clouds have been left frustrated this year. The fast-approaching solar maximum may be to blame.