Several messages have been displayed on conversation hearts. Classic Valentine's phrases include ... Courtney Is Pregnant With Their First Child [Pictures] Cole Swindell Reveals Wife Courtney ...

The series of pictures were captured from the Mars Global Surveyor (MGS) earlier this century, but have caused hearts to flutter now they've resurfaced online on Valentine's Day this year (14 Feb).

And we pulled together some of the very best looks. To see more style ideas for this Valentine’s Day, check out the rest of the images in this gallery by scrolling through the photos!