The Ascension is the Christian belief that Jesus ascended into heaven after his resurrection. According to the New Testament, Jesus appeared to his followers for 40 days after his resurrection, teaching them and preparing them for his departure. On the 40th day, he led his disciples to the Mount of Olives, where he ascended into heaven in their presence. The Ascension is commemorated on the 40th day of Easter, also known as Ascension Day.

The Assumption of Mary is the Christian belief that, at the end of her earthly life, Mary, the mother of Jesus, was bodily taken up into heaven. This belief is not explicitly stated in the Bible, but it has been held by many Catholics and some Eastern Orthodox Christians since the early centuries of Christianity. The Assumption of Mary is celebrated on August 15th and is a Holy Day of Obligation in the Catholic Church.

The Incarnation refers to the belief that Jesus, the Son of God, took on human form and became incarnate as a man. According to Christian belief, Jesus was both fully God and fully human, and the Incarnation occurred when the eternal Son of God took on a human nature and was born as a baby in the town of Bethlehem. The Incarnation is a central doctrine of Christianity and is celebrated at Christmas, the holiday that commemorates the birth of Jesus.

The Immaculate Conception is the belief that Mary, the mother of Jesus, was conceived without original sin, meaning that she was born without the stain of sin that afflicts all other humans. This belief is based on the doctrine that Mary was chosen to be the mother of Jesus and therefore had to be sinless in order to be worthy of this role. The Immaculate Conception is celebrated on December 8th and is a Holy Day of Obligation in the Catholic Church.

A bishop is a senior member of the clergy in the Catholic Church. Bishops are responsible for overseeing a diocese, which is a specific geographic area that includes several parishes. Bishops are typically ordained by other bishops and are responsible for administering the sacraments, teaching the faith, and providing spiritual guidance to the people in their diocese.

A priest is a ordained minister in the Catholic Church who is authorized to perform sacramental duties, such as celebrating Mass and administering the sacraments of Baptism, Confirmation, and Holy Communion. Priests are responsible for providing spiritual guidance and pastoral care to the people in their parish.

A deacon is a ordained minister in the Catholic Church who is ordained to a ministry of service. Deacons are typically responsible for assisting the bishop and priests in the celebration of Mass and in the administration of the sacraments. They may also be involved in charitable and social justice work, and in the preaching and teaching of the faith. Deacons can be either permanent or transitional, with permanent deacons being ordained for life and transitional deacons being ordained for a specific period of time before being ordained as priests.

The sacristy is a room in a Catholic church where the sacred vessels, vestments, and other liturgical items are stored. It is typically located near the sanctuary, which is the area around the altar where the clergy and other liturgical ministers preside.

The ambo is a raised platform in a Catholic church where the readings from the Bible are proclaimed during the Mass. It is typically located near the front of the church, near the altar.

The presider's chair is a chair or throne that is used by the celebrant, or the main presider, during the Mass. It is typically located near the altar, in the sanctuary.

The altar is a table in a Catholic church where the Eucharist is celebrated during Mass. It is located in the sanctuary and is considered a sacred space.

The sanctuary is the area around the altar in a Catholic church where the clergy and other liturgical ministers preside. It is typically separated from the rest of the church by a railing or other physical barrier, and it is considered a sacred space. The sanctuary is typically where the altar, the ambo, and the presider's chair are located.

The group of people who regularly attend a particular church or place of worship.

A room or area in a church where baptisms are performed.

A person who is preparing to be baptized in the Catholic Church.

A container for the consecrated bread (the Eucharist) in a Catholic church.

A vestibule or lobby located at the entrance of a church, typically separated from the main body of the church by a screen or wall.

The various objects used in the celebration of the Mass, such as chalices, patens, and ciboria.

The various objects used in the celebration of the Mass, such as chalices, patens, and ciboria.

The official books used in the celebration of the Mass, such as the Roman Missal and the Lectionary.

The special garments worn by clergy during the celebration of the Mass, such as chasubles, stoles, and copes.

A long, flowing garment worn by Catholic clergy, typically made of silk or other rich fabric. It is worn over other liturgical vestments and is often used during processions or for special occasions.

A sleeveless outer garment worn by Catholic priests and bishops during the celebration of the Mass. It is typically made of a lightweight, ornately decorated fabric and is worn over the alb and stole.

A long, narrow strip of fabric worn by Catholic priests and deacons over the alb and around the neck. It is typically made of silk or other rich fabric and is worn as a sign of ordination. The color of the stole may vary depending on the liturgical season or occasion.

A long, flowing garment worn by Catholic deacons over the alb and stole during the celebration of the Mass. It is similar to a chasuble, but is distinguished by its wider sleeves and more open front.

The colors used in the vestments and other decorations of a Catholic church, which vary depending on the liturgical season or occasion. The liturgical colors used in the Catholic Church are white, red, green, violet, and black.

A long, white garment worn by Catholic clergy and altar servers during the celebration of the Mass. It is typically made of a lightweight, opaque fabric and is worn over street clothes as a symbol of purity and innocence.

A long, narrow veil worn by Catholic priests and deacons over the shoulders and hanging down in front of the chest. It is typically made of silk or other rich fabric and is used during the celebration of the Mass, particularly when administering the sacraments of Confession and Holy Communion.

Eucharistic adoration is a practice in the Catholic Church in which believers spend time in quiet contemplation and prayer before the Blessed Sacrament, which is believed to be the body and blood of Jesus Christ. This practice is often associated with the Eucharist, the central rite of the Catholic Mass in which bread and wine are consecrated and consumed as the body and blood of Christ. Eucharistic adoration may take place in a chapel or other designated area within a church, or may be part of a communal liturgical service. It is typically seen as a way to show reverence and honor to the Eucharist, and is believed to be a source of spiritual nourishment and grace.

A Eucharistic procession is a public procession in which Catholics carry the Blessed Sacrament, typically in a monstrance or other vessel, through the streets as a way of showing reverence and devotion to the Eucharist. The Blessed Sacrament is believed by Catholics to be the body and blood of Jesus Christ, and is consecrated and consumed during the celebration of the Mass. Eucharistic processions are often held on special occasions, such as Corpus Christi, a feast day celebrating the body and blood of Christ, or as part of a novena or other devotional period. They may also be held as a way of marking a particular event or occasion within a community, such as the dedication of a new church or the canonization of a saint. During a Eucharistic procession, Catholics may pray, sing hymns, and recite liturgical texts as a way of expressing their devotion and devotion to the Eucharist.

A National Eucharistic Congress is a large gathering of Catholics that takes place at the national level and is focused on the Eucharist, the central rite of the Catholic Mass in which bread and wine are consecrated and consumed as the body and blood of Christ. These are rare in the United States. They may include a variety of events and activities, such as Masses, talks and lectures, devotions, and Eucharistic processions. The purpose of a National Eucharistic Congress is to promote greater understanding and devotion to the Eucharist among Catholics and to encourage participation in the Mass and other liturgical celebrations. It is also an opportunity for Catholics to come together as a community to celebrate their faith and to pray for the needs of the Church and the world.