Science

Cosmic 'hamburger' offers rare edge-on view of where giant planets may take shape

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Briefings

ALMA detected the first phases of giant planet formation within the 'Gomez's Hamburger' system, a dense gas and dust layer between two stars. This observation provides a rare edge-on view of where giant planets may take shape, marking a significant milestone in understanding planetary accretion processes.

Key points

• ALMA detected the earliest phases of giant planet formation within the dense gas and dust layer of the 'Gomez's Hamburger' system.
• The system consists of two stars with a dense layer of material situated between them, offering an edge-on perspective of planetary formation.

Context

This discovery by astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) represents a rare opportunity to observe the initial stages of giant planet formation in a binary system, providing critical insights into how such planets accrete mass.

Limitations

The evidence is limited to a single ALMA observation from October 2026, with no follow-up data or long-term monitoring available to confirm the stability or evolution of the system.

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