🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 17

Radius: 8.4

Gravity: 0.24 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.7 AU - 1.02 AU

Year: 532 Days

Day: 12.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (2)

Outer Limit: 35,149,686 km

• M1: 115,041 km (0.093 R)
• M2: 1,202,617 km (0.026 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.5

Radius: 8.7

Gravity: 10.93 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.77 AU - 1.05 AU

Year: 579 Days

Day: 5.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,149,686 km

• M1: 108,159 km (0.087 R)
• M2: 378,782 km (0.108 R)
• M3: 745,297 km (0.069 R)
• M4: 1,223,112 km (0.076 R)
• M5: 1,517,670 km (0.111 R)
• M6: 2,018,374 km (0.049 R)
• M7: 2,293,036 km (0.097 R)
• M8: 2,826,502 km (0.11 R)
• M9: 3,260,037 km (0.086 R)
• M10: 3,709,728 km (0.093 R)
• M11: 4,414,334 km (0.116 R)
• M12: 4,965,602 km (0.1 R)
• M13: 5,708,954 km (0.116 R)
• M14: 6,463,825 km (0.118 R)
• M15: 6,854,874 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.3

Radius: 12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.85 AU - 0.99 AU

Year: 588 Days

Day: 14.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,149,686 km

• M1: 149,299 km (0.098 R)
• M2: 576,849 km (0.102 R)
• M3: 970,591 km (0.057 R)
• M4: 1,383,182 km (0.082 R)
• M5: 1,810,733 km (0.074 R)
• M6: 3,198,702 km (0.113 R)
• M7: 3,877,278 km (0.066 R)
• M8: 4,402,815 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.4

Radius: 14.1

Gravity: 1.44 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.36 AU - 1.78 AU

Year: 1312 Days

Day: 7.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,149,686 km

• M1: 187,446 km (0.073 R)
• M2: 760,705 km (0.091 R)
• M3: 1,236,875 km (0.113 R)
• M4: 2,097,362 km (0.115 R)
• M5: 2,657,008 km (0.11 R)
• M6: 3,678,013 km (0.082 R)
• M7: 4,129,200 km (0.041 R)
• M8: 4,600,583 km (0.05 R)
• M9: 5,126,121 km (0.081 R)
• M10: 5,829,679 km (0.101 R)
• M11: 6,510,799 km (0.06 R)
• M12: 7,885,304 km (0.106 R)
• M13: 8,460,807 km (0.09 R)
• M14: 8,957,322 km (0.064 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 769.4

Radius: 8.7

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 3.51 AU - 4.25 AU

Year: 5097 Days

Day: 7.9 Hours

Environment

Temp: -221 °C

Axial Tilt: 8.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 35,149,686 km

• M1: 110,553 km (0.058 R)
• M2: 445,502 km (0.092 R)
• M3: 1,973,196 km (0.107 R)
• M4: 2,244,267 km (0.118 R)
• M5: 2,592,232 km (0.091 R)
• M6: 3,073,039 km (0.09 R)
• M7: 4,140,271 km (0.109 R)
• M8: 4,563,034 km (0.031 R)
• M9: 5,975,687 km (0.104 R)
• M10: 6,386,333 km (0.077 R)
• M11: 7,406,291 km (0.066 R)
• M12: 7,732,415 km (0.099 R)
• M13: 9,341,639 km (0.117 R)
• M14: 11,162,844 km (0.065 R)
• M15: 11,495,848 km (0.111 R)
• M16: 12,332,400 km (0.104 R)
• M17: 13,156,235 km (0.09 R)
• M18: 15,669,928 km (0.118 R)
• M19: 18,158,638 km (0.111 R)
• M20: 20,685,047 km (0.116 R)
• M21: 23,359,408 km (0.055 R)
• M22: 24,062,369 km (0.058 R)
• M23: 24,698,908 km (0.12 R)
• M24: 25,265,136 km (0.07 R)
• M25: 26,676,292 km (0.102 R)
• M26: 27,186,571 km (0.117 R)
• M27: 27,703,431 km (0.116 R)
• M28: 30,664,123 km (0.067 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574

Radius: 13.1

Gravity: 3.34 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 4.64 AU - 4.82 AU

Year: 6860 Days

Day: 7.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 35,149,686 km

• M1: 165,306 km (0.108 R)
• M2: 605,423 km (0.1 R)
• M3: 1,215,333 km (0.12 R)
• M4: 2,270,447 km (0.059 R)
• M5: 2,829,793 km (0.081 R)
• M6: 3,266,769 km (0.105 R)
• M7: 4,032,111 km (0.075 R)
• M8: 4,776,660 km (0.109 R)
• M9: 6,676,403 km (0.115 R)
• M10: 7,833,992 km (0.065 R)
• M11: 8,501,198 km (0.092 R)
• M12: 9,078,945 km (0.112 R)
• M13: 10,591,679 km (0.092 R)
• M14: 11,958,854 km (0.107 R)
• M15: 14,225,710 km (0.082 R)
• M16: 16,511,865 km (0.087 R)
• M17: 17,022,742 km (0.094 R)
• M18: 18,825,246 km (0.065 R)
• M19: 20,678,315 km (0.075 R)
• M20: 21,801,197 km (0.047 R)
• M21: 23,281,318 km (0.105 R)
• M22: 23,924,290 km (0.097 R)
• M23: 26,441,124 km (0.119 R)
• M24: 34,940,228 km (0.108 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 18,395 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit