来源: HotPulse The excitement of space exploration is about to unfold once again as SpaceX prepares to launch its next robotic resupply mission to the International Space Station (ISS). Set to take place early on April 21, this mission marks another crucial step in humanity's quest to sustain life and conduct scientific research in space. Whether you're a space enthusiast or simply curious about this groundbreaking endeavor, this article will provide you with all the details you need to know, including how to watch the launch live. The Countdown Begins: Launch Details and Live Stream Information The mission, slated for launch at 4:15 a.m. EDT (08:15 GMT) on April 21, will see a Falcon 9 rocket carrying an uncrewed Dragon cargo capsule blast off from Pad 39A at NASA's Kennedy Space Center in Florida. This historic pad has served as a gateway to space for numerous iconic missions, making it a fitting location for this latest venture. If you're eager to witness this momentous event, you're in luck. Space.com, in collaboration with NASA, will air the launch live, with coverage commencing at 3:55 a.m. EDT (07:55 GMT). This is your chance to be part of history as it unfolds. Dragon's Payload: Essential Cargo and Cutting-Edge Experiments On this mission, the Dragon capsule is packed with approximately 6,700 pounds (3,040 kilograms) of vital supplies and equipment. Among the cargo are provisions for the ISS crew, including food and essential tools. However, this mission is far more than a simple resupply run—it also carries a host of groundbreaking experiments designed to push the boundaries of scientific knowledge. One of the standout experiments is a demonstration of refined maneuvers for free-floating robots. These robots, designed to operate autonomously in the microgravity environment of the ISS, could pave the way for future advancements in robotics and automation in space. Additionally, the Dragon is transporting an enhanced air quality monitoring system, a critical component for ensuring the safety and well-being of astronauts on long-duration missions to the Moon and Mars.