Year 2015: Iran Nuclear Deal, Paris Accord, and Pluto’s Close-up

Step into 2015, a year of significant diplomatic achievements and astronomical exploration. Witness the historic Iran Nuclear Deal, a major agreement aimed at preventing nuclear proliferation. Participate in the global commitment of the Paris Climate Accord, an ambitious effort to combat climate change. And marvel at the stunning close-up images of Pluto from NASA's New Horizons mission, revealing the dwarf planet in unprecedented detail and reshaping our understanding of the outer solar system.