
This favourite 2006 image of Saturn includes Earth as a speck just inside the G-ring at upper-left. In the coming picture, Earth will be lower-right. Dr Porco hopes it will look even better
Nasa's Cassini probe is going to try to take a special picture of Planet Earth.
The spacecraft will include our home world when it makes a giant mosaic of Saturn and its ring system.
In the Friday 19 July portrait, Earth will be almost a billion miles in the distance - a mere pixel in size.
...They could wave, said the researcher from the Space Science Institute in Boulder, Colorado.
"People can celebrate it and join in. This will be like an interplanetary cosmic photo session," she told BBC News.
"People can enjoy the fact that we have a robot out there, a billion miles away, taking our picture. How cool is that?"
http://www.bbc.co.uk/news/science-environment-22963237