The 52-year-old Oscar winner and her boyfriend are currently holidaying and the "Gravity" star is happier than ever with him, reported E! online.
"They are enjoying the last bit of the summer with the kids until school starts. They will be in Los Angeles more once the kids start going to school. Things are very serious with them.
"Sandra and Bryan are life partners. Their close friends have never seen Sandra this happy before. Sandra as of lately has been more open to the possibility of getting married again," a source said.
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