Interstellar Technologies (IST) is a Japanese private spaceflight company established in 2013, aiming to reduce the cost of space access. They develop, manufacture, and launch rockets, including the MOMO sounding rocket and the ZERO orbital launch vehicle, targeting the small satellite market. IST is pursuing a vertically integrated business model combining rocket launches with satellite communications, and has partnered with companies like Toyota to leverage expertise in mass production for scalable and cost-effective rocket development.
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SMBC Edge is providing Interstellar Technologies with hands-on support spanning capital, business development, and human capital.
Interstellar Technologies raised 14.8 billion yen via a third-party allocation of new shares as part of the Series F round.
Interstellar Technologies will use the Series F funds for development of the ZERO small satellite launch vehicle first flight, for strengthening manufacturing capacity toward commercialization, and for research and development of satellites.
SBI Group, Nomura Real Estate Co., B Dash Ventures, SMBC Edge, and existing shareholders participated as investors in Interstellar Technologies’ Series F round.
Interstellar Technologies’ Series F fundraising was the largest amount raised by a domestic unlisted space startup in Japan.
Interstellar Technologies obtained 5.3 billion yen in loans from financial institutions as part of the Series F financing, including an 1.8 billion yen loan with warrants from the Japan Finance Corporation.
Interstellar Technologies completed a Series F fundraising of 20.1 billion yen on January 16, 2026.
Interstellar Technologies’ cumulative fundraising reached 44.6 billion yen after the Series F round.
Five companies involved in space transportation, including Interstellar Technologies and AstroX, are part of South Soma's space-related industry partners.
Interstellar Technologies executed loans totaling 5.3 billion yen, including an 1.8 billion yen loan from the Japan Finance Corporation with stock acquisition rights.
Interstellar Technologies' cumulative fundraising amount to date is 44.6 billion yen.
Interstellar Technologies completed a Series F funding round totaling 20.1 billion yen on January 16.
Interstellar Technologies completed a Series F funding round with 20.1 billion JPY (129.7 million USD).
Interstellar Technologies and Microwave Factory successfully conducted a ground-based principle experiment using multiple satellites in an array antenna configuration.
The Ministry of Internal Affairs and Communications has contracted Interstellar Technologies for research and development on expanding radio resources starting in 2024, in collaboration with domestic universities.
Interstellar Technologies aims to achieve broadband satellite communication that allows direct communication with ground devices such as smartphones through formation flight technology.
Interstellar Technologies distinguishes its technology from traditional distributed antenna systems by calling it a 'non-wired phased array antenna'.
Interstellar Technologies aims to contribute further to the promotion of the space industry in Fukushima Prefecture through manufacturing with the establishment of the Tohoku branch.
The Minamisoma branch office joins Interstellar Technologies' facilities in Hokkaido Taiki, Tokyo, and Obihiro.
Interstellar Technologies plans to consolidate and strengthen the manufacturing of electrical and mechanical components and the development and testing functions of launch support systems at the Tohoku branch.