Scientists have made an astonishing discovery in the Solomon Islands—the world’s largest known coral. Measuring 34 meters wide and over five meters high, this single coral structure is so massive that it can be seen from space. Unlike coral reefs, which are made up of multiple colonies, this enormous organism is one continuous network of coral polyps, likely over 300 years old.

The discovery was made during an ocean exploration mission, where researchers initially mistook it for a rock formation. Surprisingly, despite its proximity to the surface, local communities were unaware of its existence. This discovery sheds light on how much of the ocean remains unexplored and holds potential clues about the resilience of marine ecosystems.

The Solomon Islands are one of the most biodiverse marine regions in the world, home to over 490 species of hard and soft coral. While many nearby shallow reefs have shown signs of bleaching and degradation due to rising sea temperatures, this deep-sea coral has remained healthy. Its resilience offers a rare glimpse of hope in a time when coral reefs around the world are under threat.

Large corals like this play an important role in reef recovery, producing massive amounts of coral larvae that help restore damaged ecosystems. This discovery raises questions about why some corals survive while others struggle—a key area of study as scientists search for ways to protect vulnerable reefs.

This coral isn’t just an ecological wonder—it may hold vital clues about how marine life adapts to climate change. With only 8.4% of the world’s oceans currently protected, researchers hope that studying this coral will provide insights into conservation strategies that could benefit marine ecosystems worldwide.

The coral’s genetic makeup and long lifespan could help scientists understand how some species withstand warmer waters, ocean acidification, and other environmental pressures. This discovery highlights the urgent need for stronger ocean protections, ensuring that these natural wonders continue to survive for future generations.