According to these scriptures the coming of Jesus and our gathering to him takes place at the day of the Lord/Christ. The day of the Lord comes after the sun and moon are darkened, this does not happen until after the tribulation.
2 Thess 2:1 Now we beseech you, brethren, by the coming of our Lord Jesus Christ, and by our gathering together unto him, 2 Thess 2:2 That ye be not soon ...