![](https://images-assets.nasa.gov/image/EC99-45161-1/EC99-45161-1~large.jpg?w=1920&h=1520&fit=clip&crop=faces%2Cfocalpoint)
EC99-45161-1
Helios Prototype on lakebed prior to first battery-powered flight
Image Credit: NASA
- X
https://www.nasa.gov/image-detail/amf-ec99-45161-1/
TakenSeptember 8, 1999
ProducerAFRC
Image CreditNASA
Size1920x1520px
PIA NumberEC99-45161-1
Helios Prototype on lakebed prior to first battery-powered flight