Test Flights 0-5

Test Flights 0-5: India & California

4 mins

Pioneering the Future of Space Tourism

HALO Space is rapidly advancing the future of space tourism through a series of meticulously planned test flights that lay the groundwork for commercial operations by 2026. With an relentless commitment to safety and innovation, HALO Space has already completed five successful test flights—one in India in 2022 and four in California in 2023—each designed to validate the critical systems and technologies required for safe and reliable stratospheric travel.

HALO Space crew members prepare for an early morning flight test with a helicopter and the Aurora spacecraft in California's Mojave Desert.

Hyderabad, India, 2022

It all started in December 2022 with HALO’s first test flight in Hyderabad, India, at the prestigious Tata Institute of Fundamental Research. This mission was a pivotal step in validating the stratospheric balloon systems that will lift HALO’s spacecraft to the Edge of Space. During this test, a full-scale prototype of HALO’s pod was carried 37 kilometers into the stratosphere by a hydrogen-powered balloon weighing 773 kilograms and stretching up to 130 meters in diameter. The balloon successfully carried the capsule through all phases of flight—from launch to descent—over a four-hour period.

The mission was a resounding success. The in-line safety parachute deployed effectively at 37 kilometers altitude, ensuring a stable descent and landing. The pod's performance exceeded expectations, and the flight trajectory closely matched predictions. HALO Space collected invaluable data, which has been instrumental in refining the design and functionality of the spacecraft. This flight set a solid foundation for the subsequent tests, demonstrating the viability of HALO Space’s operational concept and providing critical insights for future flights.

HALO Space's stratospheric balloon being filled with helium for HS Test Flight 01.
Night satellite view over the city lights of Hyderabad, India. Photography: International Space Station.

California Test Flights, 2023

Building on the success in India, HALO Space transitioned to the next phase of its test program with four flights in the Mojave Desert, California, during September 2023. These tests focused on the descent and landing systems, crucial for ensuring passenger safety during the final phase of the journey. Rather than ascending to the stratosphere, these tests employed a helicopter to lift the capsule to an altitude of 2,600 meters, simulating key aspects of the descent and landing sequence. 

Each test in California provided incremental advancements. The second test flight successfully validated the parachute’s deployment, ensuring a stable and controlled descent with accurate navigation and landing. The third flight refined the parachute deployment process to minimize g-loads on the spacecraft, testing various configurations to ensure a smooth sequence that reduces stress on the system. The fourth flight focused on the parachute release mechanism and landing precision, confirming that the spacecraft could land safely within a designated area and that the parachute would release effectively upon touchdown.

The final test in California was a comprehensive integration of all previous elements. It confirmed the reliability and successful integration of the entire descent and landing system. By consolidating the lessons learned from each flight, HALO Space ensured that the systems are not only effective but also capable of delivering a safe and comfortable experience for future passengers.

Looking Ahead

HALO Space’s progressive test flight program is a testament to its commitment to safety, innovation, and excellence in the emerging field of space tourism. With five successful flights completed, the company is well on its way to achieving its goal of commercial readiness by 2026.

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