Firefly’s Blue Ghost Mission 4 targets the Moon’s south pole no earlier than 2029

Firefly Aerospace’s Blue Ghost Mission 4, a $176.7 million NASA task order, is still listed as launching no earlier than 2029, carrying two rovers and three instruments to the lunar south pole.

Two rovers and three instruments for one landing

NASA awarded the task order under its Commercial Lunar Payload Services (CLPS) program on July 29, 2025, according to Firefly’s announcement. It is Firefly’s fourth lunar mission and its fifth NASA CLPS award. Firefly’s Elytra Dark transfer vehicle will place the Blue Ghost lander in lunar orbit and stay there as a communications relay. The lander will then descend near the south pole, deploy the rovers and support payload operations for more than 12 days.

The payload list on Firefly’s mission page names five NASA-sponsored items:

• MoonRanger: an autonomous microrover from Carnegie Mellon University, Astrobotic and NASA’s Ames Research Center. It collects images and telemetry and carries a neutron spectrometer to study hydrogen-bearing volatiles and regolith composition.
• Canadian Space Agency rover: built to survive multiple lunar nights and briefly visit permanently shadowed regions, areas that never receive sunlight. It carries cameras, a neutron spectrometer, two imagers, a radiation micro-dosimeter and a radiometer contributed by NASA.
• LIMS: a laser ablation ionization mass spectrometer from the University of Bern. It analyzes the element and isotope makeup of regolith that a Firefly-built robotic arm collects.
• Laser Retroreflector Array: a passive array of eight retroreflectors, mirrors that send laser light straight back to its source, from NASA’s Goddard Space Flight Center. It needs no power and is meant to serve as a long-lasting marker for precision laser ranging.
• SCALPSS: stereo cameras from NASA’s Langley Research Center that image how the lander’s exhaust plume disturbs the surface. The cameras also flew on Blue Ghost Mission 1.

Firefly says Elytra Dark will remain in lunar orbit for more than five years after the landing to support its Ocula lunar imaging service.

What the instruments are meant to find

Firefly says the payloads are meant to assess south pole resources and study conditions that matter for future lunar infrastructure. Both rovers carry neutron spectrometers, which look for hydrogen, a possible sign of water ice. Neither source says that ice will be found.

Three Blue Ghost missions before the pole

The south pole mission is the last of three Firefly landers now in line. Firefly’s Mission 2 page now lists a launch no earlier than 2027, with a landing on the far side near Nassau Crater. Its six payloads include ESA’s Lunar Pathfinder relay satellite, NASA’s LuSEE-Night low-frequency radio telescope and the UAE’s Rashid Rover 2. Firefly’s 2025 announcement had still given 2026 for that mission, so the date has slipped.

Mission 3 is listed for no earlier than 2028. It targets the Gruithuisen Domes on the near side and the Gamma Dome in particular, a feature Firefly calls a geologic mystery made of silica-rich volcanic minerals that could point to lunar water and hydrogen. The lander will deploy a rover and run six NASA-sponsored payloads for more than 14 days, according to the Mission 3 page.

How the three landings compare, and what is unproven

Set side by side, the Firefly pages show a steady lengthening of surface time and a growing role for the Elytra orbiter. Mission 2 lists at least 10 days on the surface, Mission 4 more than 12 days and Mission 3 more than 14 days. Each mission leaves an Elytra vehicle in orbit, which makes three in total by the end of the sequence.

The south pole is the hardest target of the three, and the pages leave several things open. The Mission 4 page gives no date firmer than 2029. The 2025 announcement and the current Mission 2 page disagree on that mission’s year. No source describes how the CSA rover would cope with the lighting at the pole.

MoonRanger is the only instrument-bearing rover on the list from a team with a record of schedule changes, and the project’s earlier landing plans were replaced by this ride. Whether the shared mission delivers both rovers on schedule will only be clear as the lander is built.

Helium-3 prospecting on a different lander

The old idea that Firefly would anchor a lunar mining rush needs a correction. The company building a business around helium-3, a rare light isotope of helium, is Interlune, a Seattle-based company founded in 2020, and its first lunar flight is not on a Firefly lander. In August 2025, Interlune and Astrolab announced that an Interlune multispectral camera, developed with NASA Ames, will fly on Astrolab’s FLIP rover. Images that detect titanium and regolith maturity are meant to let Interlune estimate helium-3 without returning regolith to Earth. Interlune cofounder and CEO Rob Meyerson called it “our first lunar mission and a seminal milestone.”

FLIP rides on Astrobotic’s Griffin-1 lander, also designated Moon Base II. Astrobotic unveiled it on June 15, 2026, and a July 13, 2026 release says launch is targeted no earlier than November 2026. NASA’s mission listing gives Nobile Crater, near the south pole, as the landing site. The launch has not happened as of October 17, 2026.

Interlune’s commercial case rests on contracts, not hardware. Its May 2025 agreement with the U.S. Department of Energy Isotope Program covers three liters of lunar helium-3 for delivery no later than April 2029, at roughly the current market price. The company says it has raised $18 million in seed funding and plans several demonstration missions before delivering industrial quantities in the 2030s. For comparison with another south pole effort, see our report on Europe’s PROSPECT drill.