Olivia Newton-Johnand John Easterling’s love was a match made in heaven.

On Aug. 8, Easterling announced the heartbreaking news thatthe actress had died at age 73of breast cancer.

“Olivia has been a symbol of triumphs and hope for over 30 years sharing her journey with breast cancer,“he wrote on Instagram.

The couple first met through a friend sometime in the early ’90s but didn’t date until 15 years later. Easterling, a natural-health businessman, shared Newton-John’s interest in spirituality and holistic cures, andEasterling helped Newton-John manage her cancer symptoms with medicinal marijuana he grew himself.

After going public with their romance in 2007,the two tied the knot(twice) in June 2008. After eloping to be wed in an Incan spiritual ceremony held on a mountaintop outside of Peru, the two returned to Florida and said “I do” again on the beach in front of friends and family.

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Over the years, the two have shown their love for each other on social media and at various events, including red carpet appearances withNewton-John’sGreasecostar John Travolta.

Take a look back at the couple’s relationship through the years.

2007: Olivia Newton-John and John Easterling start dating

15 years after their first meeting, Newton-John and Easterlingstarted dating sometime in 2007after falling in love during a trip to the Amazon.

July 10, 2007: Olivia Newton-John and John Easterling attend their first event together

CHANCE YEH /Patrick McMullan via Getty

JULY 10: John Easterling and Olivia Newton-John attend XANADU opening night after-party at Providence N.Y.C. on July 10, 2007. (Photo by CHANCE YEH /Patrick McMullan via Getty Images)

The couple later went public with their romance as they attended the opening ofXANADUon Broadway, marking one of their first official events together.

Jan. 19, 2008: Olivia Newton-John and John Easterling attend the G’Day USA Gala with John Travolta

Newton-John had a sweet reunion with herGreasecostar Travolta as she attended the G’Day USA Gala alongside Easterling. The trio was all smiles as they posed for photos on the red carpet.

RELATED GALLERY:Still the Ones That We Want: Every Time John Travolta and Olivia Newton-John Have Reunited Over the Years

April 7, 2008: Olivia Newton-John and John Easterling participate in the Great Walk to Beijing

Guang Niu/Getty

LUANPING, HEBEI - APRIL 07: Australian actress/singer Olivia Newton-John and partner John Easterling begin the twenty one day “Great Walk to Beijing 2008” trek along The Great Walk of China to raise money and awareness for the Olivia Newton-John Cancer Centre, at the Jinshanling Great Wall on April 7, 2008 in Luanping of Hebei province, China. (Photo by Guang Niu/Getty Images)

Before tying the knot, Newton-John and Easterling took part in the Great Walk to Beijing to raise money and awareness for the Olivia Newton-John Cancer Centre.

June 2008: Olivia Newton-John and John Easterling get married

After secretly tying the knot in Peru on June 21,the couple got married again in Floridaon June 30.

Aside from telling her daughter,Newton-John kept her nuptials a secretfrom her family until the couple hosted a July 4 barbeque at her home in Malibu.

“It was the one thing I could keep private,” she told PEOPLE at the time. “That’s how we wanted it because my life is so public.”

Nov. 24, 2008: Olivia Newton-John and John Easterling support Hugh Jackman at theAustraliapremiere

Dimitrios Kambouris/WireImage for 20th Century Fox

NEW YORK - NOVEMBER 24: (L-R) John Easterling, Olivia Newton John, Hugh Jackman and Deborra-Lee Furness attend “Australia” New York Premiere at the Ziegfeld Theater on November 24, 2008 in New York City. (Photo by Dimitrios Kambouris/WireImage for 20th Century Fox)

Newton-John showed support for her friend Hugh Jackman as she and Easterling attended the premiere of his filmAustralia. The couple was spotted posing for photos on the red carpet alongside Jackman andhis wife Deborra-Lee Furness.

Sept. 30, 2009: Olivia Newton-John and John Easterling attend Olivia Newton-John & Friends in Concert

Jan. 16, 2010: Olivia Newton-John and John Easterling attend G’Day USA Gala with John Travolta

Gregg DeGuire/FilmMagic

HOLLYWOOD, CA - JANUARY 16: Amazon John Easterling, Olivia Newton-John and John Travolta arrive at G’Day USA 2010 Los Angeles Black Tie Gala held at Hollywood & Highland on January 16, 2010 in Hollywood, California. (Photo by Gregg DeGuire/FilmMagic)

The couple joined forces with Travolta again as they attended the 2020 G’Day USA Gala together.

Sept. 9, 2010: Olivia Newton-John and John Easterling step out with her daughter

Alberto E. Rodriguez/Getty

TORONTO, ON - SEPTEMBER 09: (L-R) John Easterling, singer/actress Olivia Newton-John, Chloe Lattanzi, and musician Crosby Loggins attend the “Score: A Hockey Musical” premiere during the 35th Toronto International Film Festival at Roy Thomson Hall on September 9, 2010 in Toronto, Canada. (Photo by Alberto E. Rodriguez/Getty Images)

Newton-John and Easterling shared a sweet moment withthe actress' daughter Chloe Lattanzi, whom she shares with ex Matt Lattanzi, as they attended the 2010 Toronto International Film Festival.

Dec. 10, 2013: Olivia Newton-John and John Easterling attend the American Country Awards

Isaac Brekken/Getty

LAS VEGAS, NV - DECEMBER 10: John Easterling and actress Olivia Newton-John arrive at the American Country Awards 2013 at the Mandalay Bay Events Center on December 10, 2013 in Las Vegas, Nevada. (Photo by Isaac Brekken/Getty Images)

The two attended the American Country Awards together in coordinating black jackets. During the show, Newton-John appeared on stage as a presenter as she honoredTaylor Swiftwith the first-ever worldwide artist award.

Jan. 23, 2016: John Easterling supports Olivia Newton-John as she’s honored at the Black & White Ball

David Becker/Getty

LAS VEGAS, NV - JANUARY 23: Entertainer Olivia Newton-John (R) and her husband, John Easterling, attend Nevada Ballet Theatre’s 32nd annual Black & White Ball honoring her at Wynn Las Vegas on January 23, 2016 in Las Vegas, Nevada. (Photo by David Becker/Getty Images)

Oct. 12, 2016: Olivia Newton-John and John Easterling open up about their love to PEOPLE

During an interview with PEOPLE, Newton-Johnopened up about finding love with Easterlingafter her ex-partnerPatrick McDermott mysteriously went missingduring a boating trip in 2005.

“I dated a little bit, but I wasn’t expecting to fall in love with him — and then bam!” she said. Years later some reports alleged McDermott had faked his death and was found to be living in Mexico. While Newton-John said the entire ordeal was “traumatic,” Easterling helped her move on.

“One of the hardest things is not knowing,” says Newton-John of what actually happened to McDermott. “I’m very lucky I have a wonderful, beautiful husband who is just so loving and fantastic. I always tell my friends you’re never too old to find love. I found the love of my life at 59 going on 60! I’m grateful.”

Nov. 2, 2016: Olivia Newton-John and John Easterling attend the CMA Awards

John Easterling and Olivia Newton-John.John Shearer/WireImage

NASHVILLE, TN - NOVEMBER 02: John Easterling (L) and singer Olivia Newton-John (R) attend the 50th annual CMA Awards at the Bridgestone Arena on November 2, 2016 in Nashville, Tennessee. (Photo by John Shearer/WireImage)

The couple made another cute country music appearance together as they attended theCMA Awardsin November 2016.

2017: John Easterling shares what he loves most about Olivia Newton-John

During an interview with PEOPLE in 2017, Easterling opened up about marveling at Newton-John’s strength after finding out thather breast cancer had reappeared.

“She just has the capacity to love a lot of people like no one I’ve seen,” he said. “It’s just so comforting to see the outpouring of love coming back, the love and the prayer and the healing intentions coming from people all over the world to help complete that circle, that’s in her message that she puts out and that’s what’s coming back so I think before long here in a couple of months she’ll have a real story that will inspire so many people, you have to address this challenge at one point or another.”

Rodin Eckenroth/Getty

BEVERLY HILLS, CALIFORNIA - OCTOBER 29: Olivia Newton-John (R) and John Easterling attend the VIP reception for upcoming “Property of Olivia Newton-John Auction Event at Julien’s Auctions on October 29, 2019 in Beverly Hills, California. (Photo by Rodin Eckenroth/Getty Images)

March 7, 2019: Olivia Newton-John shares how John Easterling has supported her during her cancer journey

“My husband hands me all these herbs every morning and makes me a green algae drink,” she told PEOPLE. “He grows the plants and makes them into liquid for me. I take drops maybe four to five times a day.”

She also shared that she’s been enjoying taking time off and spending time with her family. “I’ve been working my whole life. Now, I’m getting up in the morning, feeding my cat and my dog and my husband, usually in that order. Just enjoying being a housewife.”

Oct. 6, 2019: Olivia Newton-John and John Easterling attend the Olivia Newton-John Wellness Walk and Research Run

MELBOURNE, AUSTRALIA - OCTOBER 06: Chloe Lattanzi, John Easterling and attends the Olivia Newton-John Wellness Walk and Research Run on October 06, 2019 in Melbourne, Australia. The event helps fund cancer research and provide access to world-leading wellness and support care programs for patients within the ONJ Centre. (Photo by Sam Tabone/WireImage)

October 2020: Olivia Newton-John and John Easterling launch the Olivia Newton-John Foundation Fund

In October 2020, the couple launched theOlivia Newton-John Foundation Fundin order to continue to support research into plant medicine for cancer.

Aug. 8, 2022: John Easterling announces Olivia Newton-John’s death

On Aug. 8, Easterling announced the sad news that Newton-John had died at age 73.

He continued, “Olivia has been a symbol of triumphs and hope for over 30 years, sharing her journey with breast cancer. Her healing inspiration and pioneering experience with plant medicine continues with the Olivia Newton-John Foundation Fund, dedicated to researching plant medicine and cancer. In lieu of flowers, the family asks that any donations be made in her memory to the @onjfoundation.”

Aug. 10, 2022: John Easterling pays tribute to Olivia Newton-John

In a heartfelt message shared onNewton-John’s Instagram page,Easterling paid tribute to their love, her character and thanked fans for the love and support fans have given the pair.

“Olivia, our love for each other transcends our understanding. Every day we expressed our gratitude for this love that could be so deep, so real, so natural. We never had to ‘work’ on it. We were in awe of this great mystery and accepted the experience of our love as past, present and forever,” Easterling wrote.

“At Olivia’s deepest essence she was a healer using her mediums of song, of words, of touch. She was the most courageous woman I’ve ever known. Her bandwidth for genuinely caring for people, for nature and all creatures almost eclipses what is humanely possible,” he continued. “It is only the grace of God that has allowed me to share the depth and passion of her being for so long. In her most difficult times she always had the spirit, the humor, and the willpower to move things into the light.”

He concluded, “Even now as her soul soars, the pain and holes in my heart are healed with the joy of her love and the light that shines forward. Our family deeply appreciates the vast ocean of love and support that has come our way. Onward Ho John Easterling.”

September 26, 2022: John Easterling shares sweet memory on what would have been Olivia Newton-John’s 74th birthday

Days after friends and family celebrated Newton-John during a memorial service, Easterling reflected on a joyous moment he had with his belated wifein honor of her birthday.

“There are so many islands there [that] you almost always have an island in sight when you’re out on your boat,” Easterling continued. “It was private, it was wonderful, and we would take the boat to uninhabited islands and beach it and just explore — just the two of us.”

He concluded: “Every day with Olivia there was a hint of magic and [an] everyday day with Olivia was a bit of the supernatural. Happy Birthday Honey — I love you!”

source: people.com