A model of Kosmos 482, which was originally set to go to Venus
Wikimedia Commons
After more than five decades in orbit, the Soviet spacecraft Kosmos 482 is set to make a dramatic return to Earth. Initially intended for a mission to Venus, the spacecraft never reached its destination and has been circling Earth in a decaying orbit. Now, it is on a collision course with our planet.
Launched in 1972 during the Cold War era, Kosmos 482’s mission details remain shrouded in secrecy. However, evidence suggests that it was bound for Venus, similar to other Soviet missions of that time. Unfortunately, the spacecraft disintegrated in low Earth orbit, with three of its four fragments crashing in New Zealand shortly after launch.
The final fragment, comprising the spacecraft’s landing capsule, continued to orbit Earth at varying distances. Over time, atmospheric drag has caused it to descend closer to Earth, with an anticipated re-entry date of 9 or 10 May.
Weighing nearly 500 kilograms and measuring over a meter wide, the landing capsule is expected to survive re-entry and impact the Earth’s surface at high speeds. While the exact landing location remains uncertain, the potential impact zone spans latitudes 52° north to 52° south, encompassing regions from South America to Canada and Russia.
Despite the wide area of potential impact, experts believe the capsule will likely plunge into the ocean, minimizing the risk to populated areas. Marcin Pilinski from the University of Colorado Boulder reassures that the chances of a land impact are “infinitesimally small.”
A team of researchers is monitoring the descent of Kosmos 482’s debris, with the trajectory expected to narrow down as the re-entry date approaches. While falling space debris is not uncommon, Kosmos 482 stands out as a significant and resilient piece of space junk.
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