Measuring latitude in the day and measuring longitude at night.
Tang Yue sat on the tiny campstool and cocked his head as he watched Tomcat hold the sextant as it kept walking around. The latter looked up at the Sun, pulling a thin thread against the protractor, carefully measuring the Sun's elevation angle.
A weak gust of wind swirled dust across Tang Yue's feet. He moved his gaze away from Tomcat. Behind the latter's back was the black, barren soil that exposed dark-colored base rocks.
Having never experienced such a moment, Tang Yue had a deep understanding of what it meant to be in "no man's land" as the three words seemed to inundate him. Mars was probably the biggest no man's land in the human world. No matter which direction one took for ten thousand kilometers, one wouldn't bump into a second person.
This wasn't loneliness.
It was desolate.