Alternatives to HyImpulse

Japanese space tech startup developing hybrid rocket propulsion systems for satellite, launch, defense, and security applications.

Designs, manufactures, and launches advanced rockets and spacecraft, aiming to make humanity multiplanetary.

Developing fully reusable rockets for low-cost, on-demand access to and from space.

A Spanish company developing small satellite launch vehicles.

German rocket developer aiming to scale launch operations.

Developing fully and rapidly reusable rockets for low-cost, on-demand access to and from space.

Global aerospace and defense company producing business jets, combat vehicles, submarines, and IT services.

Provides software for space situational awareness and operations.

Astra is a space technology company focused on providing reliable and affordable launch services for small satellites.

Enabling scalable, low-cost space-to-Earth laser communications.

Designs and manufactures spacecraft solutions for government and commercial customers.

Developing space infrastructure for data centers and beyond.

Building a space-based economy with a reusable spaceplane and orbital destinations.

Developing reusable spacecraft to manufacture pharmaceuticals and high-end materials in microgravity for Earth use.

A global leader in space and defense technology solutions.

European private space ventures redefining independent orbital infrastructure.

Digitizing and automating airspace management for safe drone integration.

A European satellite constellation and data services company.

Specializes in plasma propulsion systems for spacecraft.

A leading enabler of the new space economy, specializing in 3D-printed satellite components and systems.