"Star Trek Into Darkness" fell short of its expected $100 million take this weekend with an estimated $84 million, but it was still enough to knock "Iron Man 3" out of the No. 1 spot.

"Iron Man 3" finished second with $35.2 million in its second week, and "The Great Gatsby" came in third with a still-strong $23.4 million.

The top ten:

"Star Trek Into Darkness," $70.5 million
"Iron Man 3," $35.1 million
"The Great Gatsby," $23.4 million
"Pain & Gain," $3.1 million
"The Croods," $2.7 million
"42," $2.7 million
"Oblivion," $2.2 million
"Mud," $2.1 million
"Tyler Perry Presents Peeples," $2.1 million
"Big Wedding," $1.1 million