Scientists from the National Oceanic and Atmospheric Administration (NOAA) discovered a mysterious, golden, dome-shaped object on the seafloor off the coast of Alaska. The specimen, found at a depth of approximately two miles, remains unidentified but is believed to be a biological casing or a new species of deep-sea organism.
TLDR: During a deep-sea expedition off the Alaskan coast, NOAA researchers recovered a mysterious “golden orb” from the ocean floor. Found at a depth of 3,300 meters, the biological specimen features a delicate, skin-like texture. Scientists are currently conducting DNA analysis to determine if the object represents a new species or an egg casing.
In late 2023, researchers operating under the National Oceanic and Atmospheric Administration (NOAA) encountered an enigma nearly two miles beneath the surface of the Gulf of Alaska. During the Seascape Alaska 5 expedition, the team utilized a remotely operated vehicle (ROV) to explore an extinct underwater volcano. At a depth of approximately 3,300 meters, the ROV’s cameras captured a glint of gold amidst the dark, jagged basalt of the seafloor. The object, which scientists quickly dubbed the “golden orb,” appeared as a smooth, dome-shaped structure with a distinct hole on one side.
The discovery occurred during a live-streamed dive, allowing the global scientific community to witness the initial confusion and curiosity of the shipboard team. Initial observations suggested the object possessed a delicate, skin-like texture rather than a metallic or mineral composition. The presence of a hole led researchers to speculate that something had either crawled into the orb or hatched from it. Despite the high-resolution imagery provided by the ROV Deep Discoverer, the team could not immediately classify the specimen into any known taxonomic group.
To facilitate a more detailed investigation, the ROV deployed a suction sampler to carefully retrieve the object from the rock face. Upon bringing the specimen to the surface, researchers noted that it maintained its golden luster and soft consistency. Preliminary tactile assessments confirmed that the material was biological in origin. The specimen’s unique appearance has sparked several hypotheses, ranging from a previously unknown species of deep-sea sponge to the egg casing of a large marine invertebrate.
The Gulf of Alaska remains one of the least explored regions of the United States’ Exclusive Economic Zone. This expedition was part of a broader federal effort to map and characterize deep-water habitats to better understand the biodiversity of the North Pacific. Deep-sea environments are often characterized by extreme pressure and near-freezing temperatures, leading to unique evolutionary adaptations. The discovery of the golden orb underscores how little is known about the life forms inhabiting these abyssal plains.
Laboratory analysis is currently underway at various government and academic institutions. Scientists are focusing on DNA sequencing to identify the genetic markers of the specimen. By comparing the orb’s genetic code to existing databases of marine life, researchers hope to determine if the object belongs to a known family of organisms or represents an entirely new branch of the tree of life. This process is complicated by the fact that many deep-sea species have not yet been sequenced, leaving significant gaps in the available reference data.
The implications of this discovery extend beyond mere curiosity. Identifying new species and understanding their reproductive cycles is critical for marine conservation efforts. As deep-sea mining and other industrial activities become more technologically feasible, having a comprehensive inventory of seafloor ecosystems is essential for assessing environmental impacts. The golden orb serves as a reminder of the vast, untapped biological wealth contained within the world’s oceans.
Future research will involve more extensive sampling of the region where the orb was found. Scientists aim to locate additional specimens to observe the object in different stages of development. If the orb is indeed an egg casing, finding the adult organism responsible for it would provide vital insights into the life history of deep-sea fauna. For now, the golden specimen remains a symbol of the enduring mysteries that lie within the deep ocean, awaiting further technological and scientific breakthroughs.

