➀ NASA released a cozy 8-hour 4K fireplace video to celebrate the holiday season, featuring the heat of the SLS rocket's engines and the sounds of a crackling fire. The video is a loop of archival footage of the RS-25 engines that launched the Artemis I rocket. ➁ The Orion spacecraft reached a speed of 24,581 mph during re-entry into Earth's atmosphere. ➂ The video includes the sound of rocket engines and the crackling of wood fire, creating a warm and festive atmosphere.