🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.2

Radius: 11.2

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.94 AU - 0.98 AU

Year: 661 Days

Day: 9.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,420,284 km

• M1: 139,724 km (0.116 R)
• M2: 500,405 km (0.114 R)
• M3: 942,317 km (0.077 R)
• M4: 1,529,339 km (0.072 R)
• M5: 1,911,113 km (0.111 R)
• M6: 2,372,772 km (0.096 R)
• M7: 2,926,882 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 54.6

Radius: 12.7

Gravity: 0.34 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 1.3 AU - 1.66 AU

Year: 1266 Days

Day: 14.5 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 70,420,284 km

• M1: 163,810 km (0.115 R)
• M2: 938,727 km (0.103 R)
• M3: 1,620,743 km (0.092 R)
• M4: 2,276,580 km (0.096 R)
• M5: 3,845,862 km (0.104 R)
• M6: 4,426,451 km (0.068 R)
• M7: 5,050,275 km (0.078 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.6

Radius: 14

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 2.62 AU - 3.52 AU

Year: 3781 Days

Day: 10.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 70,420,284 km

• M1: 174,132 km (0.066 R)
• M2: 652,845 km (0.027 R)
• M3: 1,497,774 km (0.096 R)
• M4: 2,108,133 km (0.113 R)
• M5: 2,751,404 km (0.079 R)
• M6: 3,758,198 km (0.079 R)
• M7: 5,195,534 km (0.077 R)
• M8: 5,793,327 km (0.103 R)
• M9: 6,701,386 km (0.072 R)
• M10: 7,315,785 km (0.055 R)
• M11: 7,801,080 km (0.118 R)
• M12: 8,836,597 km (0.097 R)
• M13: 10,846,444 km (0.119 R)
• M14: 12,405,852 km (0.093 R)
• M15: 13,864,731 km (0.096 R)
• M16: 14,308,887 km (0.117 R)
• M17: 16,952,880 km (0.058 R)
• M18: 18,568,237 km (0.105 R)
• M19: 20,347,106 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 855.4

Radius: 5

Gravity: 34.22 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 6.99 AU - 9.03 AU

Year: 15935 Days

Day: 22.8 Hours

Environment

Temp: -242 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 70,420,284 km

• M1: 64,327 km (0.042 R)
• M2: 314,156 km (0.063 R)
• M3: 486,343 km (0.06 R)
• M4: 668,254 km (0.095 R)
• M5: 885,171 km (0.115 R)
• M6: 1,059,303 km (0.075 R)
• M7: 1,228,797 km (0.065 R)
• M8: 1,886,878 km (0.056 R)
• M9: 2,117,857 km (0.075 R)
• M10: 2,754,994 km (0.068 R)
• M11: 3,078,724 km (0.115 R)
• M12: 3,772,410 km (0.11 R)
• M13: 5,127,317 km (0.118 R)
• M14: 5,425,167 km (0.073 R)
• M15: 6,178,990 km (0.095 R)
• M16: 6,516,334 km (0.093 R)
• M17: 6,733,400 km (0.106 R)
• M18: 11,960,649 km (0.084 R)
• M19: 19,029,747 km (0.049 R)
• M20: 21,508,883 km (0.115 R)
• M21: 26,104,978 km (0.104 R)
• M22: 29,154,830 km (0.119 R)
• M23: 29,744,545 km (0.112 R)
• M24: 31,314,873 km (0.08 R)
• M25: 31,933,311 km (0.11 R)
• M26: 33,450,832 km (0.115 R)
• M27: 37,870,402 km (0.099 R)
• M28: 40,583,509 km (0.104 R)
• M29: 46,553,212 km (0.12 R)
• M30: 51,867,826 km (0.064 R)
• M31: 52,559,417 km (0.058 R)
• M32: 54,314,948 km (0.107 R)
• M33: 63,091,855 km (0.043 R)
• M34: 64,474,887 km (0.11 R)
• M35: 67,506,488 km (0.073 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: 370 - 17,902 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit