If we need a long term planet they shold use saturns moon trition it has an atmosphere methane an major part in ours and if we plan on living much longer its safer the sun is a star stars die and when they do they expand and when the sun does it is to expand to earths distance so it is best to keep far away when it burns out
If we need a long term planet they shold use saturns moon trition it has an atmosphere methane an major part in ours and if we plan on living much longer its safer the sun is a star stars die and when they do they expand and when the sun does it is to expand to earths distance so it is best to keep far away when it burns out