NASA Jet Propulsion Laboratory Celebrated 90 Years

The Pasadena facility opened its doors to the public for a special anniversary event this past weekend.

Updated on Oct. 12, 2026 in Space

NASA Jet Propulsion Laboratory Celebrated 90 Years

Live Poll

Should government-funded science facilities like JPL prioritize hosting regular public open house events?

NASA's Jet Propulsion Laboratory held an open house for the public in Pasadena to celebrate its 90th anniversary. The event showcased exhibits on space exploration, robotics, and the facility's long history of innovation.

Why it matters

The celebration highlights the enduring legacy of a research center that has been pivotal in American space exploration for decades. By opening its doors, the lab allowed the public to engage directly with the technology and science behind modern space missions.

The laboratory has maintained a focus on space and propulsion research since its 1936 founding. It achieved a major technical milestone in 1958 when it built and assisted in the launch of Explorer 1, the first U.S. satellite.

The players

NASA

The United States government agency responsible for the civil space program and aeronautics research.

Jet Propulsion Laboratory

A research and development center in Pasadena that manages major robotic space missions for the federal government.

Caltech

A world-renowned science and engineering institute that operates the Jet Propulsion Laboratory on behalf of NASA.

The details

Visitors received exclusive access to mission operations, spacecraft assembly areas, and specialized research facilities. The event required tickets, which had been made available to the general public in late August.

The laboratory was founded for rocket propulsion development in 1936.
JPL joined NASA and successfully launched the Explorer 1 satellite in 1958.
Tickets for the public open house became available in late August 2026.
The JPL public open house event took place on October 10-11, 2026.

The Big Picture

The 1958 launch of Explorer 1 serves as the foundational technical precedent for the laboratory's current mission portfolio. This open house follows the long historical pattern established by the facility's first major satellite success.

The public access to mission assembly areas provides residents with a rare look at how spacecraft components are engineered. This transparency helps clarify the complex work being conducted at the facility located in their local foothills.

The takeaway

The event offered a unique opportunity for the community to witness the scale of American space engineering firsthand. Enthusiasts can follow upcoming mission announcements to stay informed about future research milestones.