The red hue of the moon during a total lunar eclipse gives astronomers at cue on how to find out more about the planets being discovered around other stars.
More than three thousand planets have been found orbiting other stars in our galaxy. The challenge now is to find out more about these planets.
Juno’s visit to Jupiter promises to pick up on many of the unsolved mysteries that still remain in understanding of the Jovian system.
Many of the new planets found in other star systems have some extraordinary orbital behavior. So what's going on?