🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.79 AU - 0.81 AU

Year: 319 Days

Day: 23.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 89,781,942 km

• M1: 521,049 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.11 AU - 1.31 AU

Year: 594 Days

Day: 23.8 Hours

Environment

Temp: -86 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.31 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 9.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.3

Radius: 6.1

Gravity: 15.89 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 8.49 AU - 10.33 AU

Year: 12881 Days

Day: 17.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 89,781,942 km

• M1: 76,295 km (0.111 R)
• M2: 417,528 km (0.112 R)
• M3: 658,231 km (0.115 R)
• M4: 1,460,973 km (0.1 R)
• M5: 3,686,690 km (0.087 R)
• M6: 4,246,934 km (0.113 R)
• M7: 5,500,564 km (0.061 R)
• M8: 6,860,558 km (0.033 R)
• M9: 8,108,354 km (0.072 R)
• M10: 11,383,650 km (0.109 R)
• M11: 18,582,000 km (0.103 R)
• M12: 20,721,549 km (0.044 R)
• M13: 34,273,770 km (0.11 R)
• M14: 34,753,829 km (0.111 R)
• M15: 36,096,769 km (0.086 R)
• M16: 41,407,643 km (0.104 R)
• M17: 44,746,070 km (0.036 R)
• M18: 50,546,278 km (0.064 R)
• M19: 52,268,449 km (0.07 R)

Asteroid Belt

Center: 11.62 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Ice Giant

Semi-Major Axis: 13.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 856.5

Radius: 5.2

Gravity: 31.68 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 13.74 AU - 13.9 AU

Year: 22925 Days

Day: 20.1 Hours

Environment

Temp: -200 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 89,781,942 km

• M1: 64,776 km (0.086 R)
• M2: 248,482 km (0.097 R)
• M3: 956,379 km (0.1 R)
• M4: 1,214,136 km (0.119 R)
• M5: 1,483,412 km (0.052 R)
• M6: 1,850,226 km (0.088 R)
• M7: 2,098,110 km (0.026 R)
• M8: 3,318,230 km (0.092 R)
• M9: 3,813,250 km (0.025 R)
• M10: 4,044,678 km (0.104 R)
• M11: 4,355,991 km (0.037 R)
• M12: 4,833,806 km (0.046 R)
• M13: 5,510,438 km (0.069 R)
• M14: 7,098,718 km (0.077 R)
• M15: 8,349,656 km (0.086 R)
• M16: 10,048,788 km (0.106 R)
• M17: 11,619,117 km (0.091 R)
• M18: 12,248,026 km (0.098 R)
• M19: 13,047,029 km (0.09 R)
• M20: 15,154,863 km (0.114 R)
• M21: 17,569,522 km (0.114 R)
• M22: 21,654,441 km (0.066 R)
• M23: 26,567,834 km (0.027 R)
• M24: 31,368,280 km (0.067 R)
• M25: 36,715,805 km (0.108 R)
• M26: 38,829,773 km (0.115 R)
• M27: 42,313,459 km (0.1 R)
• M28: 42,804,140 km (0.09 R)
• M29: 46,172,336 km (0.073 R)
• M30: 53,430,525 km (0.117 R)
• M31: 54,388,101 km (0.12 R)
• M32: 63,954,287 km (0.116 R)
• M33: 76,986,056 km (0.116 R)
• M34: 77,961,734 km (0.066 R)
• M35: 78,452,714 km (0.111 R)
• M36: 82,454,756 km (0.065 R)
• M37: 85,804,851 km (0.093 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 539 - 18,015 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit