Safir 1B

Safir 1B

The Safir 1B is an Iranian orbital launch vehicle operated by the Iranian Space Agency (ISA) and developed under the country's civilian space program. A refinement of the original Safir rocket, it represents Iran's primary effort to establish an independent satellite-launch capability and made the country one of a small number of nations to develop and operate its own orbital-class launch vehicles.

Background and Development

The Safir family — whose name translates to "Ambassador" in Persian — was developed by Iranian engineers as a small, two-stage liquid-fueled rocket intended to deliver lightweight satellites into low Earth orbit. The Safir 1B is an incremental evolution of the baseline Safir design, incorporating modifications aimed at improving reliability and performance. Standing 22 meters tall with a diameter of 1.25 meters, it is a slender vehicle by international standards, broadly comparable in scale to early-generation orbital rockets fielded by other emerging space powers. Launches have taken place from the Imam Khomeini Space Center (also known as Semnan Space Center) in north-central Iran, the country's principal orbital launch facility.

Mission History

According to tracked flight data, the Safir 1B flew three times between 2012 and 2019, with all three missions recorded as failures or partial failures — yielding a success rate of zero from the flights in our record. The vehicle's confirmed missions include two attempts designated Fajr ("Dawn") and one designated Doosti ("Friendship"), all conducted on behalf of the Iranian Space Agency.

The Doosti mission and both Fajr flights demonstrated the persistent technical challenges Iran faced in maturing its orbital launch capability. The Fajr satellite was eventually placed in orbit on a later attempt outside this dataset using a related vehicle, underscoring the iterative nature of Iran's launch program during this period. These missions attracted significant international attention given the geopolitical sensitivity surrounding Iran's rocket development and the dual-use concerns raised by governments in the United States, Europe, and elsewhere.

Role and Significance

Despite its difficult flight record, the Safir 1B occupies a meaningful place in spaceflight history as the operational vehicle behind Iran's early orbital launch attempts. The program demonstrated that Iranian engineers could design, build, and launch a complete orbital rocket system domestically — a technically demanding achievement regardless of outcome. The missions carried small, domestically produced satellites and served both scientific and symbolic purposes, projecting the image of a self-reliant Iranian space industry.

The Safir lineage has since been followed by more capable Iranian launch vehicles, including the Simorgh, as ISA has sought greater payload capacity and improved reliability. The Safir 1B's operational period from 2012 to 2019 effectively bridges Iran's earliest orbital experiments with a more ambitious second generation of launch vehicles, making it a foundational, if imperfect, element of that nation's space launch heritage.