What is the function of “just” here? does " They are just coming to their nearest" mean “now they are beginning to come to their nearest” or does it mean “what they are doing is just coming to their nearest/ they are only coming to their nearest”?
There was no difficulty in picking out the two stars they had come to see. They hung rather low in the southern sky, almost as bright as two little moons and very close together.
“Are they going to have a collision?” he asked in an awestruck voice.
“Nay, dear Prince,” said the Doctor (and he too spoke in a whisper). “The great lords of the upper sky know the steps of their dance too well for that. Look well upon them. Their meeting is fortunate and means some great good for the sad realm of Narnia. Tarva, the Lord of Victory, salutes Alambil, the Lady of Peace. They are just coming to their nearest.”