The Catholic Church’s Position on the Rapture and Tribulation

What is the Catholic Church’s position on the rapture and tribulation?, Would it be correct to assume the perfect creation of God with nature and animals is still in the garden?, At the moment of the sursum corda, do the skies open and do we join with Our Blessed mother and all the angels and saints in worship?, and more on today's Open Line Wednesday with Fr. Mitch Pacwa.