C2237 Where Is This?

The second time he went through space and time, Bai Xiaohei felt much more natural. This time, he traveled for a little longer, and to Bai Xiaohei, it was more than half an hour. When Bai Xiaohei appeared again, he found himself in a world of ice and snow.

The temperature here was very low, at least -90 degrees Celsius. The sky was covered by a thick layer of dark clouds