Ride home for Predators who were unsuccessful hunters ... they never got a dinnah.
It’s the head of a giant crescent wrench.
The artist’s reconstruction of what it would like if it looked like an alien spaceship. There’s no question that picture is inspired by the real picture, but the real picture is nowhere near that clear. That’s what you get for treating red orbit like a real news source.
That looks like a crescent wrench.
It is just trying to avoid Imperial entanglements.
Alien ship comes from Dimensinal Portal in Andromeda - S02E22 “Tunnel at the End of the Light” and Andromeda - S03E01 “If The Wheel Is Fixed”