Renovation by late nebular accretion
Abstract
Secondary gas disks around main sequence stars may regenerate planetary atmospheres, potentially transforming desiccated rocky worlds into gas-enveloped sub-Neptunes that feature high metallicities and enhanced atmospheric C/O ratios.
- Publication:
-
Nature Astronomy
- Pub Date:
- August 2020
- DOI:
- 10.1038/s41550-020-1122-3
- Bibcode:
- 2020NatAs...4..737L