A system comprising: an antenna of a ground station , the antenna configured to generate a plurality of signal beams , the plurality of signal beams defining a plurality of cells in the sky, wherein the antenna is mechanically fixed to a particular orientation, and wherein the antenna comprises a phased array antenna; and a processor coupled to the antenna , the processor configured to: initiate concurrent communications with a plurality of spacecrafts via the plurality of signal beams , the plurality of spacecrafts located within the plurality of cells , receive, via the antenna , a first communication signal from a first spacecraft of the plurality of spacecrafts, the first communication signal received via a first signal beam of the plurality of signal beams ; determine a first location of the first spacecraft with respect to the plurality of cells based on receipt of the first communication signal; receive, via the antenna , a second communication signal from the first spacecraft , the second communication signal received via a second signal beam of the plurality of signal beams ; determine a second location of the first spacecraft with respect to the plurality of cells based on receipt of the second communication signal; and determine an estimated path of the first spacecraft based at least in part on the first location and the second location . an antenna of a ground station , the antenna configured to generate a plurality of signal beams , the plurality of signal beams defining a plurality of cells in the sky, wherein the antenna is mechanically fixed to a particular orientation, and wherein the antenna comprises a phased array antenna; and a processor coupled to the antenna , the processor configured to: initiate concurrent communications with a plurality of spacecrafts via the plurality of signal beams , the plurality of spacecrafts located within the plurality of cells , receive, via the antenna , a first communication signal from a first spacecraft of the plurality of spacecrafts, the first communication signal received via a first signal beam of the plurality of signal beams ; determine a first location of the first spacecraft with respect to the plurality of cells based on receipt of the first communication signal; receive, via the antenna , a second communication signal from the first spacecraft , the second communication signal received via a second signal beam of the plurality of signal beams ; determine a second location of the first spacecraft with respect to the plurality of cells based on receipt of the second communication signal; and determine an estimated path of the first spacecraft based at least in part on the first location and the second location . initiate concurrent communications with a plurality of spacecrafts via the plurality of signal beams , the plurality of spacecrafts located within the plurality of cells , receive, via the antenna , a first communication signal from a first spacecraft of the plurality of spacecrafts, the first communication signal received via a first signal beam of the plurality of signal beams ; determine a first location of the first spacecraft with respect to the plurality of cells based on receipt of the first communication signal; receive, via the antenna , a second communication signal from the first spacecraft , the second communication signal received via a second signal beam of the plurality of signal beams ; determine a second location of the first spacecraft with respect to the plurality of cells based on receipt of the second communication signal; and determine an estimated path of the first spacecraft based at least in part on the first location and the second location . <EOS>