Blog

Spotlight: Mei-Lin Zhou on building the future of spaceflight

Mei-Lin Zhou joined Halcyon to work on hard problems, and as Director of Autonomy there has been no shortage of them.

Lumen Interstellar Institute takes delivery of 1 Eidolon Lightsail Prototype

Halcyon Stellar Works has delivered 1 Eidolon Lightsail Prototype hulls to Lumen Interstellar Institute. The company was founded in 2163 and is headquartered at L5 Lagrange Station.

Inside the Odyssey's closed-loop habitat: six years without resupply

The Odyssey Deep Explorer keeps 18 people alive for up to six years with no resupply. Our lead systems engineer explains how the life-support loop is closed and where it still leaks.

The price of the Polaris Relay Tender, explained

People often ask us why the Polaris Relay Tender is priced at ₡118 million. The short answer is that a Satellite servicing tender has to work for decades in places where nobody can help if it breaks.

Handover day: Shackleton Regolith Works receives its Wren Microlifter fleet

This week we delivered 10 Wren Microlifter hulls to Shackleton Regolith Works. The firm was founded in 2117 and runs its operations out of Luna.

Handover day: Aurelian Voyages receives its Kestrel fleet

This week we delivered 10 Kestrel hulls to Aurelian Voyages. The firm was founded in 2134 and runs its operations out of Europe.

Fleet expansion: 3 × Halcyon Starliner for Aurelian Voyages

Aurelian Voyages has added 3 examples of the Halcyon Starliner to its fleet. The handover ceremony took place at the Kepler Yards, with crews from Europe on hand to accept the keys.

Preview: Titan Colonist Briefing

Titan Colonist Briefing is coming up on 11 December 2026 at Kraken Shore Habitat, Assembly Hall, Titan. This conference is hosted by Halcyon Stellar Works.

In the left seat: the women flight-testing Halcyon's ships

Test pilot Zanele Dlamini reflects on the growing number of women in Halcyon's flight test programme, and what still needs to change.

People of Halcyon: Mateo Silva

Behind every ship there are people. This month we introduce Mateo Silva, Chief Test Pilot in Flight Operations.

Radiation shielding across the fleet, from a 14-metre lifter to a six-year explorer

How we protect crews from cosmic rays and solar storms, and why the right amount of shielding differs so much between a short hop to orbit and a multi-year voyage.

The Odyssey Deep Explorer leaves the cradle

A new Long-range explorer has joined the Halcyon catalogue. The Odyssey Deep Explorer lifted off for its maiden sortie on June 2181, and the flight crew came back grinning.

Is the Cascade Dropship worth ₡185 million?

It's a fair question. ₡185 million is serious money, and before you commit to a Heavy planetary lander you want to know what you get for it.

Total cost of ownership: Eidolon Lightsail Prototype

Commissioning a Eidolon Lightsail Prototype starts at ₡3,400 million. That buys a Experimental prototype with a 1 tonnes payload and a 265,000 AU reach.

What to expect at Outer System Water Markets Webinar

In a few weeks, Online, hosted by the Enceladus Commodities Exchange in Enceladus will host Outer System Water Markets Webinar. It is a webinar where Halcyon engineers take the stage, and it starts on 3 December 2026.

People of Halcyon: Hana Park

Behind every ship there are people. This month we introduce Hana Park, Satellite Data Scientist in Open Data.

Jovian Helium Cooperative takes delivery of 2 Atlas Heavy Freighter

Halcyon Stellar Works has delivered 2 Atlas Heavy Freighter hulls to Jovian Helium Cooperative. The company was founded in 2147 and is headquartered at Ganymede.

The Eidolon Lightsail Prototype leaves the cradle

A new Experimental prototype has joined the Halcyon catalogue. The Eidolon Lightsail Prototype lifted off for its maiden sortie on March 2187, and the flight crew came back grinning.

First look at the Leviathan Ore Hauler, our newest Mining hauler

Every new Halcyon design starts with one question: what does the person at the controls actually need? For the Leviathan Ore Hauler, the answer produced a Mining hauler that 6 pilots can fly comfortably on long shifts.

Join us at Mars Settlement Planning Conference in Mars

Save the date: 24 December 2026. Mars Settlement Planning Conference, a conference where Halcyon engineers take the stage, takes place at Hellas Basin Civic Centre.

Spec sheet: Polaris Relay Tender (Satellite servicing tender)

The Polaris Relay Tender is a Satellite servicing tender designed and built by Halcyon Stellar Works. Its maiden flight took place on May 2182.

Opening our Valparaíso campus

Interior design lead Thiago Santos on the new South American campus, its cabin design studios and the full-scale Starliner deck mock-up at its heart.

The true cost of commissioning an Atlas Heavy Freighter

The Atlas list price is 410 million credits. Here is what that number actually buys, and what an operator should budget on top of it over the first five years.

Join us at Deep Space AI Summit in Asia-Pacific

Save the date: 15 November 2026. Deep Space AI Summit, a summit where Halcyon engineers take the stage, takes place at Harbourlight Convention Centre.