If that sounds cool, check out the LISA mission. https://en.wikipedia.org/wiki/L...

		ISL 6 months ago \| parent \| context \| favorite \| on: Proba-3's first artificial solar eclipse If that sounds cool, check out the LISA mission. https://en.wikipedia.org/wiki/Laser_Interferometer_Space_Ant... Edit: and the already-flown Pathfinder : https://en.wikipedia.org/wiki/LISA_Pathfinder