NASA and ESA are partnering on the Laser Interferometer Space Antenna (LISA) mission, the first ever space-based gravitational wave instrument. Here is a list of preparatory science gaps [PDF] that relate to this mission and the ROSES 2024 LISA Preparatory Science call.
A final science gaps list will be posted under other documents on the NSPIRES page for this program element no later than November 30th, 2024.