Which Voyager Spacecraft Was Launched First: 1 or 2?

💡 The Answer

• Voyager 2 was launched on August 20, 1977, 16 days before Voyager 1.
• Despite its higher number, Voyager 2 was launched before Voyager 1.
• Voyager 1 was launched later but took a faster trajectory and overtook Voyager 2.
• This counterintuitive numbering surprises many space enthusiasts.