Star Eagle is one of the three skins released under the 4th of July offer. It could be individually purchased with game coins in late June to early July 2017.
Star Eagle could be purchased for 690 coins in the Skins Shop under the "Independence" (Browser) or "Independence Day" (Mobile) tabs. This skin was available for a limited time and may not be available for purchase in the future.
Details of this skin can vary depending on location, platform or time.
Note: The 4th of July offer was released again for a limited time in early July 2019. The price for Star Eagle remained the same at 690 coins.