This is a mislabeled video. It is actually composed of shots of Mars' moon Phobos moving through the sky over a ten minute period and captured by the Curiosity's right navcam on sol 613:
(Also, take a look at the time stamps - unfortunately, it is moving the wrong direction in the video).
This intriguing image below from Gusev crater is of an object which is extremely similar to a spine. It was discovered by Mars Anomalies member, convex: