While this summer brought has brought much joy after the birth of their son,Archie, they’ve also been faced with difficulty. But when negative headlines pop up—as they did recently about the family’sprivate jet travelsor staff turnover—Meghan and Harry pull even closer together.

“They definitely lean on each other during challenging times,” a source tells PEOPLE in this week’s issue.

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Prince Harry, Duke of Sussex, and Meghan Markle, Duchess of Sussex

Adds the source: “They are both excited about Africa.”

Prince Harry, Meghan Markle and Archie.PA Wire/PA Images

Archie Harrison Mountbatten-Windsor

“He constantly wants to stand,” Harry said as his son playfully stood up on the couch in Meghan’s arms.

Meghan added, “He’s an old soul!”

The royal mom revealed on another outing that“parenting” is a new strengththat she and Harry are learning, and added that her husband is “the best dad,” while Harry responded, “No, she’s the best mom.” They evenshared a kissbefore parting as Harry took on a solo outing.

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Prince Harry and Meghan Duchess of Sussex

Earlier in the week,Meghan told a group of locals over tea: “Our plate is so full with a 5-month-old at the moment — so busy!”

But despite their busy lives as new parents, Meghan is also prioritizing her marriage to Harry. On Sept. 19 the couple traveled to Rome for aromantic getaway to celebrate their friend Misha Nonoo’s wedding, leaving their son home with his trusted nanny.

It’s this time together that gives Meghan strength to go out into the world and support their royal work.

“They are a unit,” the source adds. “She’s just focusing on what she and Harry are trying to accomplish and not be distracted.”

source: people.com