NASA’s IMAP Endures Extreme Conditions During Pre-Launch Testing

NASA’s Interstellar Mapping and Acceleration Probe, or IMAP, arrived at NASA’s Marshall Space Flight Center on March 18, 2025, to undergo testing prior to launch. At Marshall, IMAP will be exposed to extreme temperature changes during a 28-day-long test inside a thermal vacuum chamber. By simulating the harsh conditions in space, scientists and engineers can identify any potential issues before launch. Slated to launch no earlier than September 2025, IMAP will study the heliosphere — the giant magnetic bubble that surrounds and protects our solar system — from a spot called Lagrange Point 1 located approximately 1 million miles towards the Sun from Earth. To learn more about the testing visit: go.nasa.gov/3Re73oU To learn more about IMAP visit: https://science.nasa.gov/mission/imap/ Music credit: "Nico’s Journey" by Nicholas Smith [PRS] from Universal Production Music Credit: NASA's Goddard Space Flight Center Producer: Lacey Young (eMITS) Videographer: Tyson Eason (Media Fusion) This video can be freely shared and downloaded at https://svs.gsfc.nasa.gov/14816. While the video in its entirety can be shared without permission, the music and some individual imagery may have been obtained through permission and may not be excised or remixed in other products. Specific details on such imagery may be found here: https://svs.gsfc.nasa.gov/14816. For more information on NASA’s media guidelines, visit https://www.nasa.gov/nasa-brand-center/images-and-media/. If you liked this video, subscribe to the NASA Goddard YouTube channel: https://www.youtube.com/NASAGoddard Follow NASA’s Goddard Space Flight Center · Instagram: http://www.instagram.com/nasagoddard · X: http://twitter.com/NASAGoddard · Facebook: http://www.facebook.com/NASAGoddard · Flickr: http://www.flickr.com/photos/gsfc