Nasa's New Horizons: Final commands given to distant probe

BBC News --------- What are likely the final commands before Tuesday's historic flyby of a distant icy world have been sent to Nasa's New Horizons spacecraft. The probe's pass of the 30km-wide object known as Ultima Thule will set a new record for the farthest ever exploration of a Solar System body - at 6.5 billion km from Earth. To learn more click on the picture below to read the article.