As the molecules settle, they emit light. Green and red light are emitted by oxygen. The color of nitrogen is blue and purple. You can find more northern light details on the Space Weather ...
During March and September equinoxes, Earth's axis is parallel to the sun's. Magnetic fields of Earth and the solar wind momentarily coincide, creating "cracks" that allow charged particles to ...
A rare astronomical event is set to illuminate the sky as the Met Office says the Aurora Borealis can be seen in Britain ...