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Ceres Robotics

American private space robotics company developing robotic lunar landers, rovers, and exploration software.

Last updated August 25, 2026

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Overview

Ceres Robotics Inc. is a privately held American space-technology company focused on robotic systems for lunar surface exploration. Its stated business centers on the development and manufacture of robotic lunar landers and rovers, together with software systems intended to support planetary-surface operations. The company belongs to the commercial or “New Space” sector rather than the traditional aerospace prime-contractor model, with its work oriented toward robotic access to the Moon and participation in government-supported lunar exploration programs. Ceres Robotics was founded in 2017 by Michael Sims. Before establishing the company, Sims served as a vice president at Moon Express and spent more than two decades working at NASA. His NASA experience included participation in Mars rover missions, as well as involvement in the founding of NASA Ames Research Center’s Artificial Intelligence group and its field-robotics program, the Intelligent Robotics Group. This background links Ceres Robotics to the broader development of autonomous navigation, field robotics, and robotic planetary exploration. The company’s reported product portfolio includes the CR3 Rover and the B5 Lander. These products represent the two principal hardware categories required for commercial lunar surface missions: a rover for mobility and surface operations, and a lander for delivering payloads or robotic systems to the lunar surface. Ceres Robotics also describes software systems as part of its offering, although publicly available reference material does not provide a detailed breakdown of specific software products, technical specifications, customers, contract values, or mission schedules. In November 2019, Ceres Robotics was granted the right to bid for contracts under NASA’s Commercial Lunar Payload Services initiative. CLPS is associated with the Artemis program and is designed to use commercial providers to deliver scientific and technological payloads to the Moon. Eligibility to bid did not itself establish a flight award or a completed NASA mission; rather, it placed the company among commercial entities that could compete for relevant lunar-delivery work. Publicly documented information about Ceres Robotics remains limited. Its headquarters, ownership structure, financial performance, listing status beyond its private-company profile, operating footprint outside the United States, and current executive team have not been established in the supplied reference material. The available record supports describing Ceres Robotics as an active private American lunar-robotics developer, but does not support attributing specific missions, contract awards, revenue figures, or launch outcomes to the company.

History

Ceres Robotics was established in 2017 by Michael Sims, a space-robotics specialist whose earlier career included work at NASA and a vice-presidential role at Moon Express. Sims had spent more than 20 years at NASA and was associated with Mars rover missions. He was also a founding member of the NASA Ames Artificial Intelligence group and the center’s Intelligent Robotics Group, a field-robotics program concerned with applying autonomous and robotic technologies to exploration environments. This experience provided the technical and institutional background for a company aimed at commercial planetary robotics. From its formation, Ceres Robotics positioned itself as a New Space company rather than as a general-purpose terrestrial robotics manufacturer. Its focus was the development and production of robotic lunar landers, rovers, and software systems for surface exploration. The product categories reflect the operational requirements of lunar missions: landers provide transportation and delivery to the lunar surface, while rovers enable mobility and surface investigation after landing. Software systems are described as part of the company’s broader exploration offering, although the available public material does not identify individual software packages or provide detailed technical specifications. The company’s publicly identified hardware includes the CR3 Rover and the B5 Lander. No supplied source establishes whether these systems have flown, entered commercial service, or secured a specific customer mission. Accordingly, they are best characterized as Ceres Robotics’ reported current product offerings rather than as documented flight-proven systems. A significant early program-development milestone occurred in November 2019, when Ceres Robotics was granted the right to bid on contracts through NASA’s Commercial Lunar Payload Services initiative. CLPS forms part of NASA’s commercial approach to lunar exploration and supports payload delivery related to the Artemis program. The bidding authorization gave Ceres Robotics access to a government procurement channel relevant to its lunar-lander and rover strategy. It did not, on the available evidence, amount to a confirmed award, launch, or completed lunar mission. The supplied reference material contains no confirmed information on later missions, financial results, acquisitions, ownership changes, headquarters, additional offices, or international expansion. It also does not document a broader corporate group or a public listing. The documented history therefore remains centered on the company’s 2017 founding, the technical background of its founder, its lunar-robotics product portfolio, and its 2019 eligibility to compete for CLPS-related work.

  • 2019

    Granted eligibility to bid for CLPS contracts

    [1]

    In November 2019, the company gained the right to bid on NASA Commercial Lunar Payload Services contracts associated with commercial support for the Artemis lunar program.

  • 2017

    Ceres Robotics is founded

    [1]

    Michael Sims founded Ceres Robotics as a private company focused on robotic lunar landers, rovers, and software for planetary-surface exploration.

Products and positioning

A private New Space developer focused on commercial robotic access to the lunar surface, combining lunar lander and rover hardware with exploration software.

  • Lunar rover

    CR3 Rover

    The CR3 Rover is a reported Ceres Robotics product for robotic mobility and operations on the lunar surface. It belongs to the company’s core rover portfolio, intended to complement lander-based delivery and enable movement or exploration after arrival. The supplied reference material does not provide specifications, payload capacity, autonomy architecture, customer, flight status, or mission schedule.

  • Lunar lander

    B5 Lander

    The B5 Lander is a reported Ceres Robotics lunar-lander product designed for robotic delivery to the Moon. It represents the transportation and landing element of the company’s stated surface-exploration offering and is paired conceptually with its rover systems. Public reference material does not establish its technical configuration, launch date, customer, contract award, or whether it has completed a lunar mission.

  • Robotics software

    Planetary-surface exploration software systems

    Ceres Robotics identifies software systems as part of its broader New Space offering for surface exploration. These systems are intended to support the operation or integration of robotic lunar landers and rovers, but the supplied sources do not name individual software products or disclose their functions, development status, customers, or deployment history.

Brand decisions

  • 2019

    Pursued participation in NASA’s Commercial Lunar Payload Services programStrategy

    Background

    Ceres Robotics was developing lunar landers, rovers, and supporting software while NASA was expanding commercial procurement for lunar payload delivery under the Artemis program.

    Action taken

    In November 2019, the company obtained the right to bid on relevant CLPS contracts, creating a route to compete for NASA-supported lunar-delivery work.

    Aftermath

    The authorization established procurement eligibility, but the supplied reference material does not identify a resulting contract award, mission, launch, or completed delivery.

Recent events

  • 2019

    Ceres Robotics becomes eligible to bid on NASA Commercial Lunar Payload Services contracts[1]

    Regulation · Other

    In November 2019, Ceres Robotics was granted the right to bid on contracts under NASA’s Commercial Lunar Payload Services program, which supports commercial contributions to the Artemis lunar exploration effort. The authorization enabled competition for relevant contracts but was not itself a reported contract award.

Sources1 sources

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