LuNiS

Lunar micro rover for Night Survival


The LuNiS micro rover with unfolded solar panels and extended antennas in the crater area (photo: Mehmed Yüksel, DFKI)
The LuNiS micro rover with unfolded solar panels and extended antennas in the crater area (photo: Mehmed Yüksel, DFKI)

Technical Details

Size: 580 mm x 420 mm x 380 mm (length x width x height). With solar panels and antennas unfolded: 580 mm x 810 mm x 510 mm
Weight: 21.5 kg
Power supply:
lithium iron phosphate battery
Speed: 7.5 cm/s
Actuation/ Engine:
4x Faulhaber MC3603S
Sensors:
STIM300 IMU
2x UI-5141SE Rev.4.2 cameras
Hall sensors on the drives
Temperature sensors
Communication:
SX1278 LoRa 433 MHz Transceiver
GL-AR300M16-Ext Mini 2.4 GHz Wi-Fi Smart Router
On-board computer:
Spacemanic Deepthought with a SAMV71Q21B microcontroller and Zynqbrain as GNC computer
Structure and mechanisms:
Aluminum structure, titanium wheels, pendulum rear axle, spring-loaded folding mechanism for the solar panels, motor-driven folding mechanism for the antennas, 3D-printed cladding (PLA)

Organisational Details

Sponsor: Federal Ministry of Economic Affairs and Energy (BMWE)
German Aerospace Center e.V.
Grant number: funding code: 50RA2203A (SAMMLER_KI)
Application Field: Space Robotics
Related Projects: SEARCH
Surface Exploration Android Remotely Controlled by Humans (08.2020- 01.2022)
MPE
Mobiles Payload Element (05.2011- 01.2012)
Moonwalk
Technologies and Human-Robot Collaboration for Surface EVA Exploration Activities and Training in European Analogue Environments (09.2013- 08.2016)
FASTER
Forward Acquisition of Soil and Terrain data for Exploration Rover (11.2011- 11.2014)
Related Robots: MoVe
Moon Vehicle
YEMO 1.1
Semi Autonomous Micro Rover for Underwater Applications
Coyote II
High Mobile Micro Rover
Coyote III

System description

LuNiS (left) with its lights on during its encounter with the thermal rover (FH Aachen) in the darkened crater area of the DFKI (photo: Mehmed Yüksel, DFKI)
The Mirko rover LuNiS (left) together with the smaller-scale thermal demonstrator (FH Aachen) from LuNiS (right) (Photo: Mehmed Yüksel, DFKI)

LuNiS (Lunar micro rover for Night Survival) is the Earth-bound (terrestrial) version of a micro rover that is being developed for survival during a lunar night. A lunar night lasts around 14 Earth days and places extreme demands on technology, energy supply, and temperature control. The terrestrial version of LuNiS is used to investigate these challenges under realistic conditions and develop solutions for later use on the moon.

The rover's power supply, integrated sensors, and on-board computer enable it to perform semi-autonomous exploration tasks. The rover can scan its surroundings, make simple decisions, and move around independently. The experience gained from development, testing, and thermal and structural analyses carried out by project partner FH Aachen is directly incorporated into the development of the space-ready version of the micro rover. 

LuNiS makes it possible to test and integrate subsystem functions that are crucial for the space version in various terrestrial and moon-like environments. Components similar to those used in the later space-ready designs are used to enable rapid implementation of the space version. The rover has fold-out solar panels for energy generation and can be equipped with an external payload module via a simple interface, for example with additional scientific equipment. LuNiS is equipped with a ventilation system for cooling, which can be replaced in the space version by a combination of thermal switches and a radiator. In addition, LuNiS serves as a test platform for the software developed in the SAMLER-KI project for object recognition, obstacle avoidance, position determination, navigation, planning, and communication.

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© DFKI GmbH
last updated 19.08.2024