Christianfeast day:

Evodus (or Yves), Palatias and Laurentia, Pelagia(Eastern OrthodoxandRoman CatholicChurches), Reparata, San Ernesto,Che Guevaraas a folk saint. (Boliviancampesinos), Simeon (Gospel of Luke), Thaïs, William Dwight Porter BlissandRichard T. Ely(Episcopal Church), October 8 (Eastern Orthodox liturgics)

A collective feast day commemorating various saints and figures in Christian traditions. It is observed on October 8 by multiple denominations.
This feast day brings together the commemoration of saints such as Evodus (also known as Yves), Palatias and Laurentia, and Pelagia, along with other figures like Reparata and San Ernesto. Che Guevara is honored as a folk saint by Bolivian campesinos. The day also includes liturgical observances for Simeon of the Gospel of Luke, Thaïs, William Dwight Porter Bliss, and Richard T. Ely in the Episcopal Church. In Eastern Orthodox calendars, October 8 marks specific liturgics for these figures. Services and prayers are held to reflect on their lives, sacrifices, and spiritual legacies.
feast day Evodus (or Yves) Palatias and Laurentia Pelagia Eastern Orthodox Roman Catholic Reparata San Ernesto Che Guevara Bolivian campesinos Simeon (Gospel of Luke) Thaïs William Dwight Porter Bliss Richard T. Ely Episcopal Church October 8 (Eastern Orthodox liturgics)

World Space Week(October 4–10)

An annual celebration of space science and technology observed globally from October 4 to 10.
Established by the United Nations in 1999, World Space Week marks the launch of Sputnik 1 and the signing of the Outer Space Treaty. Each year features a theme to highlight advances in space exploration, research, and education. Organizations, schools, and space agencies host events such as lectures, exhibitions, and stargazing sessions. It aims to inspire young people to pursue STEM fields and foster international cooperation. Activities range from local community outreach to large-scale international conferences.
World Space Week

Air Force Day(India)

A national observance honoring the founding of the Indian Air Force on October 8 each year.
Air Force Day in India commemorates the establishment of the Royal Indian Air Force on October 8, 1932. The day features ceremonial parades, aerial displays, and flypasts by modern combat aircraft. It honors the bravery and sacrifices of air force personnel who have defended the nation. Events are held at air bases, academies, and public venues across the country. It serves as an opportunity to showcase advancements in aviation technology and strengthen public awareness of national defense.
Air Force Day

Arbor Day(Namibia)

A day dedicated to tree planting and environmental conservation observed in Namibia on October 8.
Namibia's Arbor Day encourages citizens to plant and nurture trees to combat desertification and biodiversity loss. Schools, community groups, and government agencies join forces to organize tree-planting campaigns and educational workshops. The initiative highlights the importance of sustainable land management and climate resilience. Participants learn about native tree species and best practices for their care. The observance fosters environmental stewardship and community cooperation to green the landscape.
Arbor Day Namibia

Children's Day(Iran)

An annual celebration honoring the rights and well-being of children in Iran on October 8.
Children's Day in Iran highlights the importance of protecting children's rights and promoting their healthy development. Schools, charities, and families organize cultural events, performances, and charity drives for underprivileged children. The day also raises awareness of issues such as education, health, and safety. Government ministries and NGOs collaborate to launch programs aimed at improving child welfare. Festivities often include storytelling, games, and community gatherings to celebrate youth.
Children's Day Iran

Navy Day(Peru)

A national holiday commemorating the Peruvian Navy’s victory at the Battle of Angamos on October 8.
Peru's Navy Day commemorates the heroic charge of the ironclad Huáscar and the sacrifice of Admiral Miguel Grau Seminario during the 1879 Battle of Angamos. Ceremonies are held at naval bases and monuments, and wreaths are laid at memorials to honor fallen sailors. Aerial and naval displays showcase the modern capabilities of the Peruvian fleet. Educational programs and exhibitions highlight the country's maritime history and naval traditions. The day fosters patriotism and pays tribute to the nation's sea defenders.
Navy Day Peru

International Lesbian Day

A day to celebrate and raise awareness of lesbian culture and community observed internationally on October 8.
International Lesbian Day originated in New Zealand in 1980 and has since spread to communities around the world. It celebrates lesbian visibility, activism, and contributions to LGBTQ+ culture. Events include film screenings, panel discussions, and social gatherings that foster solidarity and empowerment. The observance provides a platform to address challenges such as discrimination and legal rights. It also honors the achievements of lesbian leaders and artists who have shaped history.
International Lesbian Day

NationalFluffernutterDay

A lighthearted celebration of the Fluffernutter sandwich, featuring peanut butter and marshmallow fluff, observed in the United States on October 8.
National Fluffernutter Day honors the iconic sandwich that combines peanut butter and marshmallow fluff, a favorite in New England since the early 20th century. Fans share recipes, host tastings, and create creative variations like grilled fluffernutters. The day highlights the cultural nostalgia of this simple treat and its place in American snack history. Social media challenges and local café promotions add to the fun. It's an opportunity for home cooks to experiment and for brands to engage with fans.
Fluffernutter

Evodus (or Yves)

Feast day honoring Saint Evodus, an early Christian bishop and martyr, observed on October 8.
Saint Evodus, often called Yves in some traditions, served as an early bishop and is venerated for his leadership and faith under persecution. His feast day is marked by liturgical services, prayers, and readings of accounts of his life and martyrdom. He is honored in both Eastern Orthodox and Roman Catholic calendars. Communities may hold special Masses or service commemorations in his name. Devotees reflect on his example of steadfast devotion and pastoral care.
Evodus (or Yves)

Palatias and Laurentia

Commemorates the virgin martyrs Palatias and Laurentia in Christian tradition on October 8.
Palatias and Laurentia are honored as early Christian martyrs who, according to tradition, suffered persecution for their faith. Their story is remembered through liturgical services that include readings of their martyrdom and hymns of praise. The feast is observed in certain Christian communities with prayers seeking their intercession. Churches dedicated to these saints may hold special vigils or processions. Their legacy inspires reflections on courage and faith in the face of adversity.
Palatias and Laurentia

Pelagia(Eastern OrthodoxandRoman CatholicChurches)

A feast day honoring St. Pelagia, known as Pelagia the Penitent, venerated in both Eastern Orthodox and Roman Catholic traditions.
St. Pelagia was a courtesan in Antioch who underwent a profound conversion to Christianity. According to tradition, she abandoned her former life and was baptized, dedicating herself to asceticism. She lived in the desert as a hermit, wearing penitential garments and spending her life in prayer. Her example of repentance and spiritual transformation has inspired Christians for centuries. The feast on October 8 commemorates her courage and devotion to the faith. Churches may hold special services and readings reflecting on forgiveness and grace.
Pelagia Eastern Orthodox Roman Catholic

Reparata

Commemorates St. Reparata of Caesarea, a Christian virgin-martyr celebrated by Roman Catholics and Orthodox Christians.
St. Reparata was a young believer martyred in Caesarea under Emperor Decius around the third century. Refusing to renounce her faith, she endured torture and was sentenced to death by beheading. Miraculous accounts tell of angels recovering her body and converting bystanders at her martyrdom site. Veneration of Reparata spread to Europe, and her relics were honored in Florence and elsewhere. The October 8 feast remembers her steadfast witness and youthful courage. Devotees often pray for her intercession in matters of purity and courage. Churches may display her iconography, showing her youthful visage and martyr’s palm.
Reparata