Red Horizon | A Mars mission in progress

Illustrative artwork, not mission photography: closed leather-bound volumes on a dark wooden shelf in warm amber light, with muted rust tones and a single cool teal-green accent. A stand-in for the completed record of the fictional Red Horizon mission: the calibrated science archive and final engineering report, completed on 30 June 2036.

Surface 10 · Calibrated science archive and final engineering report completed

Red Horizon completes the archive and final report

On 30 June 2036, RH-01's calibrated science archive and final engineering report are completed, closing the mission's public record.

Simulated record date · 30 June 2036

Archive final report

Illustrative artwork of the end-of-life declaration: a lone relay station mast-plus-antenna silhouette on the Asteria Field plain at dusk, its steerable-downlink dish raised and an abstract soft teal glow near its base, under a warm rust-toned sky with a cool teal band. Not mission photography.

Surface 10 · Thirty-day listening campaign ends; mission end-of-life declared

Red Horizon declares mission end of life at Asteria Field

On 21 July 2035, the listening campaign ends and Red Horizon declares mission end of life, with the scientific and operational record intact.

Simulated record date · 21 July 2035

End-of-life declaration

Illustrative artwork of the fictional RH-01 rover in its clean baseline configuration: warm-white rectangular body, dark deck, six open-mesh wheels, short stereo mast, front contact arm in its travel cradle on a neutral white background. Illustrative artwork, not mission photography; a fictional vehicle for a fictional programme; no real agency is named or implied.

Surface 10 · Two Mars years of surface operation completed; supported surface operations end

Red Horizon completes two Mars years at Asteria Field

On 21 June 2035, RH-01 completed two Mars years — the published design life — and a 30-day listening campaign begins as closeout.

Simulated record date · 21 June 2035

Two Mars years update

Illustrative artwork, not mission photography: RH-01 Pathfinder on a rocky plain at Asteria Field after its first controlled drive with two clean wheel-track lines behind.

Surface 10 · Three Earth years after landing; final-year health review at Asteria Field

Red Horizon marks three Earth years on Mars

On 16 September 2034, RH-01 marked three Earth years on Mars with a final-year health review of power, thermal, communications, and mechanical wear.

Simulated record date · 16 September 2034

Three Earth years update

Surface 10 · One Mars year of surface operation completed at Asteria Field

Red Horizon marks one Mars year on the Martian surface

On 3 August 2033, RH-01 completed one Mars year — about 687 Earth days — of surface operation at Asteria Field.

Simulated record date · 3 August 2033

One Mars year update

Illustrative panorama of the fictional Red Horizon mission's landing terrain at Asteria Field from the rover's first mast-height view: a wide rocky plain scattered with dark rocks and dust ripples, a pale layered mesa near the horizon under a dusty ochre sky. Not mission photography.

Surface 10 · First mineral-stratigraphy campaign completed at Asteria Field

Red Horizon completes first mineral-stratigraphy campaign

On 18 April 2032, RH-01 completed the first mineral-stratigraphy campaign at Asteria Field — layered rocks and mineral data suggest a cautious reading.

Simulated record date · 18 April 2032

Stratigraphy campaign update

Illustrative artwork showing several coloured beams of light slanting down through dusty air onto a rough dark rock surface; a stand-in image for a payload built to sense what a rock is made of. Not mission photography.

Surface 10 · First onboard sample collected and mineral analysis completed

Red Horizon collects first onboard sample at Asteria Field

On 31 October 2031, RH-01 collected and analysed its first onboard sample at Asteria Field — material gathered locally and examined in the rover.

Simulated record date · 31 October 2031

First sample update

Illustrative artwork, not mission photography: RH-01 Pathfinder on a rocky plain after its first controlled drive with two clean wheel-track lines behind.

Surface 09 · First controlled drive completed; mobility assessment conducted

Red Horizon completes first drive at Asteria Field

On 30 September 2031, RH-01 completed its first controlled drive and mobility assessment at Asteria Field. Short measured movement on local terrain.

Simulated record date · 30 September 2031

First drive update

Illustrative full-rover scene of the fictional RH-01 Pathfinder rover stationary on a clearly inclined ramp leaving a landing platform onto the Martian surface at Asteria Field; warm-white body with muted red identification panels, dark instrument deck, short central stereo mast, six open-mesh wheels with articulated suspension, contact arm stowed in travel cradle; no dust plume, no motion blur, no wheel tracks behind the rover on the deck or ramp; label as illustrative artwork, not documentary mission imagery

Surface 09 · RH-01 egressed from the landing platform; ramps and mobility hardware performed as planned

Red Horizon rover leaves landing platform for the surface

On 23 September 2031, RH-01 left its landing platform at Asteria Field. Mobility hardware performed as planned; next step is measured movement testing.

Simulated record date · 23 September 2031

Egress update

RH-01 Pathfinder · first surface panorama

Surface 09 · Health packet returned; first panorama available

Red Horizon returns first surface panorama and health packet

First health packet returned and first surface panorama available, establishing terrain scale. Sensors check out; commissioning continues before movement.

Simulated record date · 17 September 2031

Health packet and panorama update

Illustrative artwork, not mission photography: a landing platform on a rust-red rocky plain with a six-wheeled rover aboard.

Landing 08 · Landing confirmed

Red Horizon One has landed at Asteria Field

Red Horizon One landed at Asteria Field on 16 September 2031. Power, communications, and the rover responding are confirmed; commissioning and surface operations remain ahead.

Simulated record date · 16 September 2031

Landing confirmation

Illustrative artwork, not mission photography: a generic cruise-stage stand-in with Mars ahead, approaching the destination.

Landing readiness 07 · Approach and arrival preparation underway

Preparing for arrival at Asteria Field

Red Horizon One enters the approach and arrival-preparation phase: what the team will check, which systems matter, and when the next update will follow.

Simulated record date · 7 September 2031

Landing preparation update

Illustrative artwork, not mission photography: a generic cruise-stage stand-in fires its final correction burn with Mars ahead.

Cruise 06 · Final approach correction opportunity assessed

The final approach correction opportunity arrives.

Red Horizon One's final planned course-refinement manoeuvre assessed; routine operations reported, approach phase ahead.

Simulated record date · 21 August 2031

Final approach update

Illustrative artwork, not mission photography: a generic cruise-stage stand-in holds station in deep space with arrays deployed.

Cruise 06 · Cruise checkout and second correction opportunity assessed

The cruise checkout and second correction opportunity arrive.

Red Horizon One's cruise checkout and second planned course-refinement manoeuvre assessed; routine operations reported, final approach correction ahead.

Simulated record date · 20 May 2031

Cruise checkout update

Illustrative artwork, not mission photography: a generic cruise-stage stand-in fires a small correction burn in deep space.

Cruise 06 · First correction opportunity assessed

The first trajectory-correction opportunity arrives.

Red Horizon One's first trajectory-correction opportunity assessed; routine operations reported, cruise checkout ahead.

Simulated record date · 3 March 2031

Correction milestone update

Illustrative artwork, not mission photography: a white uncrewed heavy-lift launcher lifts off and climbs from its pad, one central core with four strap-on boosters and five firing engine bells, bright engine flame and heavy trailing smoke, two lattice towers beside the pad, blue sky with clouds. A stand-in for the launcher this fictional mission is planned around; no real agency is named or implied.

Ariane 64 · lift-off

Launch 05 · Launched

Red Horizon launches for Mars.

Red Horizon One has launched on Ariane 64. The mission is in cruise toward Mars, with the first trajectory-correction opportunity ahead.

Simulated record date · 17 February 2031

Launch update

Illustrative artwork, not mission photography: a white heavy-lift launch vehicle under review in a clean industrial integration hall.

Launch capsule 05 · Readiness review milestone

The launch-readiness review begins.

Red Horizon One reaches its launch-readiness review milestone: a structured check of mission systems, operations, and open risks before flight.

Simulated record date · 11 February 2031

Readiness review update

Illustrative artwork, not mission photography: a white heavy-lift launch vehicle fully assembled and upright inside a clean industrial preparation hall.

Launch capsule 05 · Stack at launch campaign site

The flight stack reaches the launch campaign site.

The Red Horizon One flight stack has reached the launch campaign site, starting ground integration and readiness work ahead of launch.

Simulated record date · 13 January 2031

Stack arrival update

Illustrative artwork, not a photograph: a white uncrewed heavy-lift launcher with one central core and four strap-on boosters, two on each side, five dark engine bells at its base and a short fairing on top, standing on a plain studio floor. A stand-in for the launcher this fictional mission is planned around; no real agency is named or implied.

Ariane 64 · engineering reference

Launch architecture 04 · Architecture selected

The launch architecture, chosen.

Red Horizon One's delivery architecture is decided: an Ariane 64 launcher, a cruise stage for the transfer to Mars, and the integration work still ahead.

Simulated record date · 11 March 2030

Launch architecture briefing

Illustrative artwork of the RH-01 Pathfinder rover in its studio baseline configuration: warm-white rectangular body, dark instrument deck, six open-mesh wheels on visible suspension, short stereo camera mast, and a single front contact arm nested in its travel cradle. A fictional vehicle for a fictional mission; no real agency is named or implied.

RH-01 Pathfinder · studio reference

Vehicle design 03 · Design frozen

The rover design, frozen.

Red Horizon's first rover, RH-01 Pathfinder, has a frozen design: a compact six-wheel surveyor for terrain mapping, rock sensing, and route scouting.

Simulated record date · 13 July 2029

Rover design briefing

Illustrative artwork, not mission photography: a close-up of a rough, dust-caked rock surface lit at a grazing angle, split by a jagged diagonal fissure, with fine dust grains catching points of light in the air above it. A stand-in image for a payload built to inspect rock texture and airborne dust at close range.

Red Horizon // payload sensor illustration

Payload brief 02 · In selection

Choosing what a Mars rover carries.

Red Horizon One's payload scope covers panoramic imaging, weather, mineral and rock sensing, and a contact tool. The instruments are still being chosen.

Simulated record date · 19 March 2027

Payload selection briefing

AF-01. Whole-planet Mars view with an arrow marking the fictional Red Horizon target region; a generated visualization, not orbital imagery.

AF-01 · Mars locator

Announcement 01 · Programme announced

A Mars mission takes shape in public.

Red Horizon is a fictional, AI-assisted Mars programme. Ten national teams have announced one uncrewed lander and rover, with a 2031 launch window.

Simulated record date · 12 October 2026

Announcement summary

A mission to read Mars carefully.

The programme at a glance

The story starts before launch.