🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125

Radius: 9.3

Gravity: 1.45 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.55 AU - 0.83 AU

Year: 389 Days

Day: 6.3 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 69,646,352 km

• M1: 117,434 km (0.054 R)
• M2: 547,977 km (0.102 R)
• M3: 845,677 km (0.117 R)
• M4: 1,700,479 km (0.109 R)
• M5: 2,033,185 km (0.089 R)
• M6: 2,485,718 km (0.097 R)
• M7: 3,057,332 km (0.041 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 364.4

Radius: 5.9

Gravity: 10.47 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 5.79 AU - 7.07 AU

Year: 11059 Days

Day: 19.5 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,646,352 km

• M1: 74,649 km (0.076 R)
• M2: 451,935 km (0.111 R)
• M3: 683,064 km (0.093 R)
• M4: 993,330 km (0.082 R)
• M5: 1,296,565 km (0.106 R)
• M6: 1,576,911 km (0.116 R)
• M7: 1,775,876 km (0.073 R)
• M8: 2,023,910 km (0.091 R)
• M9: 2,746,767 km (0.052 R)
• M10: 2,951,865 km (0.087 R)
• M11: 4,405,508 km (0.094 R)
• M12: 4,601,481 km (0.098 R)
• M13: 5,318,354 km (0.067 R)
• M14: 5,869,472 km (0.087 R)
• M15: 6,638,256 km (0.094 R)
• M16: 6,859,062 km (0.108 R)
• M17: 7,122,953 km (0.07 R)
• M18: 8,675,330 km (0.077 R)
• M19: 8,939,520 km (0.052 R)
• M20: 11,777,691 km (0.113 R)
• M21: 12,543,183 km (0.112 R)
• M22: 13,109,860 km (0.065 R)
• M23: 15,164,736 km (0.081 R)
• M24: 16,535,801 km (0.116 R)
• M25: 18,201,723 km (0.057 R)
• M26: 18,417,592 km (0.101 R)
• M27: 19,597,471 km (0.077 R)
• M28: 20,052,697 km (0.107 R)
• M29: 21,863,280 km (0.113 R)
• M30: 22,766,402 km (0.118 R)
• M31: 37,215,313 km (0.101 R)
• M32: 37,446,890 km (0.083 R)
• M33: 37,913,187 km (0.112 R)
• M34: 38,857,149 km (0.101 R)
• M35: 41,533,754 km (0.074 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.6

Radius: 6.4

Gravity: 20.45 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 6.13 AU - 10.21 AU

Year: 15839 Days

Day: 20.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,646,352 km

• M1: 79,586 km (0.091 R)
• M2: 300,542 km (0.078 R)
• M3: 556,803 km (0.105 R)
• M4: 800,349 km (0.089 R)
• M5: 1,041,351 km (0.118 R)
• M6: 1,260,512 km (0.082 R)
• M7: 1,920,537 km (0.098 R)
• M8: 2,838,021 km (0.096 R)
• M9: 3,271,556 km (0.044 R)
• M10: 3,987,980 km (0.101 R)
• M11: 5,965,215 km (0.068 R)
• M12: 7,967,134 km (0.084 R)
• M13: 9,692,895 km (0.075 R)
• M14: 11,780,533 km (0.091 R)
• M15: 12,101,271 km (0.069 R)
• M16: 12,427,993 km (0.088 R)
• M17: 12,895,187 km (0.115 R)
• M18: 14,078,506 km (0.108 R)
• M19: 17,640,731 km (0.082 R)
• M20: 19,898,462 km (0.118 R)
• M21: 20,537,693 km (0.1 R)
• M22: 22,636,103 km (0.108 R)
• M23: 24,455,961 km (0.095 R)
• M24: 27,815,031 km (0.118 R)
• M25: 32,336,627 km (0.049 R)
• M26: 36,505,172 km (0.107 R)
• M27: 37,462,598 km (0.049 R)
• M28: 42,651,699 km (0.077 R)
• M29: 46,365,018 km (0.079 R)
• M30: 47,973,943 km (0.036 R)
• M31: 51,986,307 km (0.109 R)
• M32: 55,317,253 km (0.092 R)
• M33: 56,943,532 km (0.064 R)
• M34: 61,820,422 km (0.106 R)
• M35: 64,162,228 km (0.051 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 526 - 14,232 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit