An atom beam gyroscope system comprising: an atom beam system configured to generate a first atom beam along a length of a first detection region and a second atom beam along a length of a second detection region, the first and second atom beams (158, 160) comprising alkali metal atoms propagating orthogonal to a sensitive axis and in opposite directions relative to each other; a detection system comprising a first detection laser, a second detection laser, a first photodetector, and a second photodetector, the first detection laser being configured to generate a first optical detection beam (ODET) that is orthogonal to the first atom beam, the second atom beam, and to the sensitive axis and that illuminates the first detection region to pump the alkali metal atoms, the second detection laser being configured to generate a second optical detection beam (ODET') that is orthogonal to the first atom beam, the second atom beam, and to the sensitive axis and that illuminates the second detection region to pump the alkali metal atoms, the first photodetector being configured to measure an intensity of the first optical detection beam (ODET) exiting the first detection region and to generate a first intensity signal (INT_1) associated with the measured intensity, and the second photodetector being configured to measure an intensity of the second optical detection beam (ODET') exiting the second detection region and to generate a second intensity signal (INT_2) associated with the measured intensity; and a gyroscope sensor configured to calculate rotation and linear acceleration of the atom beam gyroscope system about the sensitive axis based on a magnitude of the first and second intensity signals (INT_1, INT_2) due to a Doppler-shift in energy of the alkali metal atoms in the first and second atom beams (158, 160). an atom beam system configured to generate a first atom beam along a length of a first detection region and a second atom beam along a length of a second detection region, the first and second atom beams (158, 160) comprising alkali metal atoms propagating orthogonal to a sensitive axis and in opposite directions relative to each other; a detection system comprising a first detection laser, a second detection laser, a first photodetector, and a second photodetector, the first detection laser being configured to generate a first optical detection beam (ODET) that is orthogonal to the first atom beam, the second atom beam, and to the sensitive axis and that illuminates the first detection region to pump the alkali metal atoms, the second detection laser being configured to generate a second optical detection beam (ODET') that is orthogonal to the first atom beam, the second atom beam, and to the sensitive axis and that illuminates the second detection region to pump the alkali metal atoms, the first photodetector being configured to measure an intensity of the first optical detection beam (ODET) exiting the first detection region and to generate a first intensity signal (INT_1) associated with the measured intensity, and the second photodetector being configured to measure an intensity of the second optical detection beam (ODET') exiting the second detection region and to generate a second intensity signal (INT_2) associated with the measured intensity; and a gyroscope sensor configured to calculate rotation and linear acceleration of the atom beam gyroscope system about the sensitive axis based on a magnitude of the first and second intensity signals (INT_1, INT_2) due to a Doppler-shift in energy of the alkali metal atoms in the first and second atom beams (158, 160).