SALT LAKE CITY (ABC4) — NASA is set to launch three spacecrafts Tuesday with the goal of unlocking the mysteries of solar weather at the edge of our solar system.

Just after 7 a.m. Eastern Daylight Time Tuesday, the spacecrafts will launch from the Kennedy Space Center in Florida. All three spacecrafts will launch from a single rocket carrying an Interstellar Mapping and Acceleration Probe (IMAP). • (Courtesy//NASA) • (Courtesy//NASA)

IMAP's mission

"IMAP will capture in great detail the boundary dividing our solar system and the Milky Way galaxy," NASA said.

By watching the boundary, or heliosphere, scientists hope to understand more about the solar system's first defense against dangerous cosmic rays.

"These three missions are synergistically working together to help us get a be

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