The fast and continuous collection and distribution of information are essential for decisionmaking in the first-response phase, as well as in the constant monitoring during and after the peaks of the Coronavirus Disease-2019 (COVID-19) outbreak. Particularly in times of emergency that require immediate reaction on behalf of local and global authorities, it is important that their reaction is based on reliable information. The unique features of satellite technology, which enable the steady flow of accurate near real-time data, have granted it a vital role in the fight against the COVID-19 pandemic. This article will address the uses of space data for public health and their legal implications, particularly in terms of privacy and access to data.