Home Enhanced color global view of Pluto, taken when NASA’s New Horizons spacecraft was 280,000 miles (450,000 kilometers) away. (NASA/JHUAPL/SwRI) Enhanced color global view of Pluto, taken when NASA’s New Horizons spacecraft was 280,000 miles (450,000 kilometers) away. (NASA/JHUAPL/SwRI)

Enhanced color global view of Pluto, taken when NASA’s New Horizons spacecraft was 280,000 miles (450,000 kilometers) away. (NASA/JHUAPL/SwRI)

Enhanced color global view of Pluto, taken when NASA’s New Horizons spacecraft was 280,000 miles (450,000 kilometers) away. (NASA/JHUAPL/SwRI)

Enhanced color global view of Pluto, taken when NASA’s New Horizons spacecraft was 280,000 miles (450,000 kilometers) away. (NASA/JHUAPL/SwRI)

NASA’s New Horizons spacecraft. (NASA)
The ribbon remains one of IBEX’s biggest discoveries. It refers to a vast, diagonal swath of energetic neutrals, painted across the front of the heliosphere. (NASA/IBEX)
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