Rutan B - a super-Earth locked by gravity, always faces its parent star: Rutan red dwarf star with the same side. The Utopia Plain lies at the junction of eternal night and eternal day. The surface temperature is minus 180 degrees Celsius. Under the ice is a 30-kilometer-thick silicate crust.
At 03:27 on May 14, 2048, the quantum communication array of "Tianwen No. 14" Suddenly captured a set of pulse signals, frequency: 1.33Hz±0.07, Duration: 237 milliseconds, interval: 11 hours and 42 minutes - a consistency of 92.7% With the metabolic electric field of archaea in deep sea hot springs on the earth.
Purpose: Life never differentiates between carbon and silicon.