Strange Blue Lights' Seen Over Arctic Circle Were Not Aliens, Says NASA

Mysterious blue lights observed over Lapland at the weekend were revealed to be the result of a science experiment to study the solar wind, according to NASA.

With New Study, NASA Seeks the Science behind UFOs

10 bizarre phenomena that lit up the sky (and their scientific explanations)

Odd spiral appears amid northern lights in Alaska night sky

Bright blue UFO seen crashing into ocean near Hawaii prompts calls to 911, FAA - ABC7 San Francisco

Phenomena for NGSS

How do we draw alien planets?

Mystery Spiral Hangs Over Alaska Aurora Caught in Pictures – NBC Los Angeles

Aliens On Ocean Worlds? NASA looks for Life In Jupiter's Europa

If Planet Nine exists, why has no one seen it?