NASA astronaut Don Pettit shares time-lapse video of SpaceX's Starlink satellites streaking across space.The 18-second clip captured from the International Space Station also features city lights on Earth and distant stars.SpaceX currently has over 7,000 Starlink satellites orbiting Earth, providing internet connectivity to millions of users.Controversy surrounds Starlink's impact on deep space exploration and its role in Ukraine's military operations.