homotopy group of the limit space

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Let $V_k(\mathbb{R}^{n+k})$ be Stiefel manifold. Using $\pi_i(V_k(\mathbb{R}^{n+k}))=0$ for all $i\leq n-1$, how to obtain $\pi_i( V_k(\mathbb{R}^{\infty}))=0$ for all $i\in \mathbb{N}$? Can I just write formally $\pi_i(\lim_{n\to\infty}V_k(\mathbb{R}^{n+k}))=\lim_{n\to\infty}\pi_i(V_k(\mathbb{R}^{n+k}))$?