“Thank God we love adventures,” the celebrity couple enthused in a jointInstagramstatement.

“Oh baby here we come!

The Hallmark stars are already parents to two sons, Ocean and Kingston, and a daughter named Rio.

Alexa and Carlos PenaVega at Hallmark event

Indy was due to join the family at the end of April.

“Indy Rex PenaVega, you completely changed our world.

[…] We love you.”

The PenaVega family, parents and kids

She seemed to be in good spirits.

Sadly, she was at the 34-week mark when Indy was born.

“Grief has come to us in waves,” Alexa and Carlos confessed on Instagram.

[…] We […] can’t wait to see how many other lives you change.”

Our thoughts are with them during this difficult time.