Social media was abuzz on Saturday evening when a strange black circle could be seen in the sky in the North of Pretoria. Residents immediately grabbed their phones and started documenting the unidentified flying object before posting it on social media. To make things even stranger is that there was a power outage at the exact time that the circle was clear in the sky. ALSO READ: Large shining object in sky likely to be a rocket The City of Tshwane said earlier on Saturday evening, a 132kv trip at a nearby substation caused the widespread power outage, which affected several suburbs, including Capital Park. Mayville, Wolmer, and PTA North. While the mysterious circle could not yet be explained, residents had fun speculating what it could be, with stories ranging from aliens to a portal to another dimension and even stories about a possible black hole. ALSO READ: What Pretorians spotted in the night sky was a shooting star, not a meteor shower Last month, around the same date, Pretoria residents shared photos of what seemed like a large shooting star – but experts say this was likely to have been a deorbiting rocket. What initially was thought to be a large shooting star broken in different parts spotted in Pretoria night skies on Tuesday evening, could actually have been a crashing rocket. Within a few hours of being spotted, many residents shared on social media visuals of an object what seemed like a large shooting star on Tuesday evening. But now the South African Astronomical Observatory has shared more information. Astronomer Daniel Cunnama said what he initially thought was a large shooting star, also known as bolides a couple of minutes after videos went viral, was most likely to have been a de-orbiting rocket launched by the China Aerospace Science and Technology (CAST) . Do you have more information about the story? Please send us an email to editorial@rekord.co.za or phone us on 083 625 4114. For free breaking and community news, visit Rekord’s websites: Rekord East For more news and interesting articles, like Rekord on Facebook, follow us on Twitter or Instagram