What do you understand by the words “He ascended into heaven"?

Heidelberg Catechism

~His Ascension

Question 46. What do you understand by the words “He ascended into heaven"?

Answer. That Christ, in the sight of His disciples, was taken up from the earth into heaven,[1] and continues there in our behalf [2] until He shall come again to judge the living and the dead [3]

[1] Mt 26:64; Lk 24:50-51; Acts 1:9-11;
[2] Rom 8:34; Eph 4:10; Heb 4:14, 7:23-25, 9:11, 24;
[3] Mt 24:30; Acts 1:11, 3:20-21