

The Tema Space Innovators ETF (NYSE:NASA) launched at the end of March 2026 with a single genuinely differentiated feature: through a special-purpose vehicle, it offered direct exposure to SpaceX at a time when retail investors had no clean way to own the company.

ARK Space & Defense Innovation ETF and Tema Space Innovators ETF both carry an identical 0.75% expense ratio. Tema's ETF manages $1.3 billion in assets under management (AUM) despite being the newer fund.

SpaceX, Nvidia, Google, and Meta are moving space data centers from science fiction toward hardware, contracts, and launches.

SpaceX has become the biggest space stock in the world. Diversified ETFs offer investors more balanced exposure.

PPA targets established defense contractors with lower costs and volatility, while NASA pursues pure-play commercial space companies with higher growth potential.

The iShares U.S. Aerospace & Defense ETF offers a significantly lower expense ratio of 0.38% compared to the 0.75% fee for the Tema Space Innovators ETF. The Tema Space Innovators ETF targets the specialized space economy while the iShares U.S. Aerospace & Defense ETF focuses on broad defense and aviation.

Investors seeking exposure to SpaceX (NASDAQ: SPCX) have new opportunities ahead of the company's addition to the Nasdaq-100 on July 7.

iShares U.S. Aerospace & Defense ETF offers a significantly lower expense ratio and larger assets under management than Tema Space Innovators ETF. Tema's ETF focuses on the frontier of the space economy, with private exposure, while iShares tracks established domestic aerospace giants.
SEC filings for NASA aren't indexed yet — common for recently launched funds. Browse the issuer's filings on SEC EDGAR directly.