

Three small-cap spacetech stocks for your 2026 watchlist
Subscribe to enjoy similar stories. India’s space technology is no longer just for scientists or policy experts; it’s becoming a real business opportunity. Companies are now making radar systems, satellite communication tools, precision electronics, and advanced mapping technology that support every space mission.
Some small firms are creating high-grade microwave systems for defence, others are working on homegrown avionics, and a few are building digital maps that future transportation will rely on. There are also companies focusing on optics and space hardware. These firms may seem small today, but demand is growing fast… and the future looks promising.
If you’re curious about the small companies playing a big role in this sector, read on: Astra Microwave Products is a designer and manufacturer of high-performance radio frequency (RF) and microwave super components, modules, sub-systems, and complete systems, primarily focused on the defence sector. The company has a significant and growing presence in the space sector. The company has been involved in India’s space programme for about 25 years.
It supplies critical RF and microwave components and subsystems for satellites and launch vehicles, having contributed to major missions, including the recent Isro's CMS-03 communication satellite, by providing advanced subsystems such as C-band 15-watt SSPA and Ku-band receiver and converter. Now the company is enhancing its role in the emerging commercial space market, which is expected to grow substantially. To this end, it incorporated a wholly owned subsidiary, Astra Space Technologies (ASTPL), in February 2024, to engage in the design, development, manufacture, and integration of satellite equipment, including the
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