The Philippine Scientific Earth Observation Microsatellite (PHL-Microsat) was a satellite program carried by the Department of Science and Technology (DOST) of the Philippines in cooperation with the Tohoku and Hokkaido University of Japan.

The project will photograph aftermaths of natural disasters, partnering with governments, universities and other organizations based in Bangladesh, Indonesia, Malaysia, Myanmar, Mongolia, Philippines, Thailand, and Vietnam.

[1][2] Diwata-1 is the first satellite of the venture and is also a part of the Department of Science and Technology's Philippine Scientific Earth Observation Micro-Satellite (PHL-Microsat) Program[3] which was initiated in December 2014 by the government agency.

The Philippine Department of Science and Technology (DOST) announced on June 29, 2017 that two CubeSats or nanosatellites will be launch in 2018.

[7] One of these satellites was Maya-1, a nanosatellite developed under the Kyushu Institute of Technology-led Birds-2 project, was launched to space.