July 13, 2019 | taramscott
The NASA New Horizons probe was launched January 19, 2006. After several years, it reached Pluto and spent the summer of 2015 studying the dwarf planet at a distance closer than any spacecraft before. The probe traveled closest to Pluto on July 14, 2015 and continued on to study more of the Kuiper Belt. Learn more about the far reaches of our solar system with these resources.
How I killed Pluto and why it had it coming by 1965- Mike Brown
Also available in: e-book | e-audiobook
Where did Pluto go? : a beginner's guide to understanding the new solar system by 1952- Paul Graham Sutherland