Science editor Alan Boyle's Weblog: A spectacular light show visible from northern Norway has energized the UFO crowd, but experts say it was probably caused by a Russian missile. Norway - Unidentified flying object - UFO - Paranormal - Alan Boyle

Cameras aboard NASA's Cassini spacecraft have captured images of a mysterious hexagon-shaped cloud formation that is likely formed by the path of a jet stream flowing around the planet's north pole. NASA - Saturn - Cassini–Huygens - Cassini - Space

Space.com: NASA has finally revived its most powerful Mars orbiter from its months-long slumber due to a computer glitch. NASA - Space.com - Space - International Space Station - Twitter

The first-ever Monarch butterflies in space have taken flight on the international space station to the delight of astronauts aboard. International Space Station - Astronaut - Space - Technology - Kids and Teens

A new NASA spacecraft is ready to tackle a grueling nine-month photo shoot of cosmic proportions to seek out more than just the stars. NASA - Spacecraft - Space - Technology - Education