It looks like you're using an Ad Blocker.
Please white-list or disable AboveTopSecret.com in your ad-blocking tool.
Some features of ATS will be disabled while you continue to use an ad-blocker.
(visit the link for the full news article)
An eerie cloud that glowed briefly in the night sky Saturday was no UFO. It was created by humans — more specifically, a NASA rocket built to make clouds that shine at night.
The rocket launched as part of an experiment to create artificial noctilucent — or night-shining — clouds, the highest clouds on Earth. They naturally appear around 50 miles (80 kilometers) above Earth's high latitudes and are also known as polar mesospheric clouds.