Daily Galaxy on MSN3 个月
Anomaly Detected on Voyager 1: What Is Happening in Deep Interstellar Space?
The spacecraft's crossing of the heliopause—the outer boundary of the heliosphere—marked a historic milestone in space ...
Interesting Engineering on MSN3 个月
NASA sacrifices plasma instrument at 12 billion miles to let Voyager 2 live longer
Voyager 1 entered interstellar space first. It crossed the heliopause, the boundary between the heliosphere and interstellar ...