🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 630.5

Radius: 9.6

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.58 AU - 0.64 AU

Year: 329 Days

Day: 9 Hours

Environment

Temp: -141 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,973,435 km

• M1: 119,529 km (0.077 R)
• M2: 424,858 km (0.09 R)
• M3: 790,774 km (0.074 R)
• M4: 1,147,715 km (0.07 R)
• M5: 1,818,063 km (0.088 R)
• M6: 2,143,737 km (0.105 R)
• M7: 2,446,524 km (0.103 R)
• M8: 2,807,054 km (0.106 R)
• M9: 3,442,546 km (0.111 R)
• M10: 3,765,079 km (0.09 R)
• M11: 4,260,996 km (0.064 R)
• M12: 4,620,031 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 911.8

Radius: 12.5

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.7 AU - 0.7 AU

Year: 404 Days

Day: 8.9 Hours

Environment

Temp: -161 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 63,973,435 km

• M1: 155,881 km (0.098 R)
• M2: 582,085 km (0.049 R)
• M3: 1,077,553 km (0.084 R)
• M4: 1,772,735 km (0.042 R)
• M5: 2,277,179 km (0.118 R)
• M6: 2,930,622 km (0.053 R)
• M7: 4,115,437 km (0.042 R)
• M8: 4,599,237 km (0.118 R)
• M9: 5,089,170 km (0.118 R)
• M10: 6,156,401 km (0.038 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 429.3

Radius: 7.7

Gravity: 7.24 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.73 AU - 7.65 AU

Year: 10630 Days

Day: 20.8 Hours

Environment

Temp: -232 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 63,973,435 km

• M1: 98,136 km (0.12 R)
• M2: 340,186 km (0.059 R)
• M3: 746,045 km (0.072 R)
• M4: 1,305,241 km (0.09 R)
• M5: 2,019,122 km (0.088 R)
• M6: 2,703,084 km (0.072 R)
• M7: 3,368,196 km (0.115 R)
• M8: 3,928,889 km (0.111 R)
• M9: 4,635,739 km (0.114 R)
• M10: 4,989,239 km (0.095 R)
• M11: 7,743,784 km (0.068 R)
• M12: 8,242,394 km (0.055 R)
• M13: 11,588,150 km (0.109 R)
• M14: 12,859,882 km (0.111 R)
• M15: 13,148,306 km (0.077 R)
• M16: 13,918,137 km (0.079 R)
• M17: 14,222,120 km (0.058 R)
• M18: 15,875,027 km (0.052 R)
• M19: 18,588,583 km (0.057 R)
• M20: 19,939,302 km (0.097 R)
• M21: 22,583,594 km (0.08 R)
• M22: 22,919,291 km (0.089 R)
• M23: 23,258,131 km (0.074 R)
• M24: 24,559,183 km (0.111 R)
• M25: 25,999,661 km (0.095 R)
• M26: 27,116,260 km (0.093 R)
• M27: 28,556,588 km (0.09 R)
• M28: 31,380,547 km (0.057 R)
• M29: 33,835,298 km (0.068 R)
• M30: 34,496,072 km (0.11 R)
• M31: 40,712,013 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.6

Radius: 3.8

Gravity: 67.84 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 6.24 AU - 7.84 AU

Year: 12893 Days

Day: 18 Hours

Environment

Temp: -232 °C

Axial Tilt: 3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 63,973,435 km

• M1: 47,273 km (0.09 R)
• M2: 372,499 km (0.113 R)
• M3: 582,085 km (0.098 R)
• M4: 866,321 km (0.082 R)
• M5: 1,170,753 km (0.108 R)
• M6: 1,738,926 km (0.092 R)
• M7: 2,537,778 km (0.084 R)
• M8: 2,931,520 km (0.07 R)
• M9: 3,155,767 km (0.119 R)
• M10: 4,885,567 km (0.081 R)
• M11: 5,129,861 km (0.036 R)
• M12: 5,529,885 km (0.04 R)
• M13: 5,872,464 km (0.107 R)
• M14: 7,029,006 km (0.098 R)
• M15: 7,800,631 km (0.118 R)
• M16: 9,726,854 km (0.12 R)
• M17: 11,455,158 km (0.108 R)
• M18: 11,948,382 km (0.09 R)
• M19: 12,845,371 km (0.113 R)
• M20: 13,786,341 km (0.06 R)
• M21: 16,726,688 km (0.105 R)
• M22: 18,176,291 km (0.11 R)
• M23: 18,593,370 km (0.109 R)
• M24: 19,620,359 km (0.059 R)
• M25: 21,880,035 km (0.11 R)
• M26: 27,888,334 km (0.102 R)
• M27: 28,666,842 km (0.081 R)
• M28: 30,034,914 km (0.064 R)
• M29: 31,565,300 km (0.113 R)
• M30: 33,146,999 km (0.03 R)
• M31: 41,708,934 km (0.118 R)
• M32: 43,167,064 km (0.088 R)
• M33: 44,207,966 km (0.107 R)
• M34: 53,482,884 km (0.093 R)
• M35: 56,604,992 km (0.074 R)
• M36: 61,886,994 km (0.073 R)
• M37: 63,209,439 km (0.052 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 490 - 17,856 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit