Voyager 2013 | PREMIUM 鈥� 2026 |

Revisiting Voyager 2013 鈥� The Little Mission That Keeps on Giving

In 2013, Voyager 2 was still inside the heliosphere (~100 AU), but closing in. It would eventually cross into interstellar space in 2018. voyager 2013

If you want a moment when Voyager felt 鈥渕odern鈥� again, 2013 is it. That was the year the mission transitioned from 鈥減lanetary flyby relic鈥� to 鈥渄eep space weather station.鈥� It鈥檚 a powerful reminder that NASA鈥檚 long-haul missions often reveal their biggest secrets not at launch, but decades later. Revisiting Voyager 2013 鈥� The Little Mission That

The announcement wasn鈥檛 sudden. Back in 2012, scientists saw a 鈥渕agnetic highway鈥� of charged particles, but the official 鈥渨e are out 鈥� confirmation came in September 2013 after careful analysis. There was even healthy scientific debate: some argued Voyager hadn鈥檛 truly left until it measured a change in magnetic field direction (which didn鈥檛 happen as expected). But the plasma density data won the case 鈥� Voyager 1 was in a new, unexplored region. That was the year the mission transitioned from

Anyone else remember following the 2013 announcement in real time?

Voyager 2013 wasn鈥檛 just a 鈥渃ool fact鈥� 鈥� it reshaped our model of the heliosphere鈥檚 edge. It showed the boundary isn鈥檛 a clean line but a turbulent, frothy region. And both probes, running on ~40-year-old tech with 68KB of memory, continue sending data back as of 2025.