Those battery-powered aircraft are being developed by Swedish start-up Heart Aerospace, from which UnitedĀ placed an orderĀ for 100 planes in July 2021.
The planes will fly on routes that are 200 miles or less. But as that energy density increases, that same aircraft will have a range of 250 miles, 300 miles. It will be able to recharge in less than 30 minutes.
[Via]