The oldest exoplanet known yet, PSR B1620-26 b, nicknamed Methuselah, is also a pulsar planet, located 5,600 light years from Earth in the Scorpius constellation.
已知最古老的太阳系外行星是PSR B1620-26 b，又名Methuselah，它也是一颗脉冲星行星，位于5600光年之外的天蝎座中。
B: no, I also decide to leave here too, just thinking, no decision yet.
不，我也觉得要离开这里了，不过现在只是想想，还没最后决定。
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