Hubble Telescope Captures Largest Known Planet-Forming Disk
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The Hubble Space Telescope has imaged the largest known protoplanetary disk, a vast structure of dust and gas where planets are likely forming. The disk, nicknamed 'Dracula's Chivito,' is about 1,000 light-years away and stretches 40 times wider than our solar system. The discovery, published in The Astrophysical Journal, provides a new view of the early stages of planetary system formation.
Facts First
- Hubble captured images of the largest known protoplanetary disk, stretching nearly 400 billion miles across.
- The system, IRAS 23077+6707, is located about 1,000 light-years from Earth and is viewed edge-on.
- A young, obscured star is at the disk's center, which may be a single massive star or a binary pair.
- The disk is asymmetric, with towering filaments of gas and dust on one side and a sharply defined opposite edge.
- Researchers estimate the disk's mass may be 10 to 30 times the mass of Jupiter.
What Happened
The Hubble Space Telescope captured visible light images of the largest known protoplanetary disk, a structure of dust and gas surrounding a young star where planets are likely forming. The system, identified as IRAS 23077+6707, is located approximately 1,000 light-years from Earth. The disk stretches nearly 400 billion miles across, which is about 40 times wider than our solar system out to the Kuiper Belt. Viewed edge-on, the disk resembles a hamburger with a dark center and glowing layers of dust and gas. The discovery was published in The Astrophysical Journal.
Why this Matters to You
This discovery expands our understanding of how planetary systems, including our own, may form from vast disks of material. While the system is extremely distant, studying its structure and asymmetry could refine models of planet formation, which may one day help identify similar, younger disks closer to Earth. The Hubble Space Telescope continues to deliver foundational science, demonstrating the value of long-term space observatories for discovery.
What's Next
Scientists will likely analyze the Hubble data further to understand the disk's composition and the dynamics creating its asymmetric features. The young star at the center may be studied with other telescopes to determine if it is a single massive star or two stars orbiting each other. Future observations could track how the disk evolves over time and search for signs of nascent planets within it.