cold patch

The cold patch then allowed gas that had been released from the star’s surface to cool enough to form dust particles, which further blocked the star’s light.

The team’s hypothesis is that in late 2019, a temporary cold patch formed in Betelgeuse’s southern hemisphere due to the normal churning of surface plasma, and that cooling caused the star’s light to dim.

By intricate squirmings he laid a hand upon the cold patch of flesh that gazed starkly downwards from his stern.

The moon, a white, cold patch, lay against the steel-blue sky.