As he spoke about the heightened risk, the NASA administrator also emphasized that both the space station and the astronauts aboard it are safe. The station can be maneuvered out of harm’s way if needed, he added.

But another danger, he said, is that “when one country does it, then other countries feel like they have to do it, as well.”

Source: NASA: Debris From India’s Anti-Satellite Test Raised Threat To Space Station : NPR