PUNCH mission to image Sun’s outer corona enters Phase B

The Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission has entered Phase B, which marks the transition from concept study to preliminary flight design. The mission, led by Southwest Research Institute, is set to launch in early 2023 and will image the Sun’s outer corona and beyond.

Source:
https://phys.org/news/2019-09-mission-image-sun-outer-corona.html