It’s an Agat! Agat 9, to be precise.
Image via yandex.ru.
Actually, they are convectively-generated mesospheric airglow waves. But whatever.
Image via The Atlantic, where you can find all sorts of facts about such waves.
Putting the X in space way before SpaceX put it after.
Image via sci-fi-o-rama.com.
Here is my handle, and here is my spout. And here are my four windshields.
Image via carabaas.livejournal.com.