Meghan Markle and Prince Harry’s son is growing up. Archie celebrated his 6th birthday on May 6 and his proud mom shared a photo of the little prince to mark the special occasion. In the snapshot, Archie can be seen holding onto a deck railing as he stares into the distance to see the sun setting.

On Tuesday, May 6, Archie Harrison Mountbatten-Windsor, son of Meghan Markle and Prince Harry, celebrated his 6th birthday. Markle commemorated the special day on Instagram. Alongside a photo of Archie, standing on a balcony looking at the sun, Markle wrote, “Our son. Our sun. Happy 6th birthday to Archie!”

Duchess Meghan is celebrating the birth of her first-born child and only with a sweet snap of Prince Archie, her "sun" with Prince Harry.