🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.48 AU

Composition

Type: Inner (Rocky/Metallic)

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: 555.7

Radius: 9.6

Gravity: 6.03 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.91 AU - 1.01 AU

Year: 598 Days

Day: 13.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,551,402 km

• M1: 119,379 km (0.107 R)
• M2: 508,782 km (0.12 R)
• M3: 914,492 km (0.084 R)
• M4: 1,224,758 km (0.082 R)
• M5: 2,157,800 km (0.066 R)
• M6: 2,797,480 km (0.08 R)
• M7: 3,443,893 km (0.107 R)
• M8: 3,932,479 km (0.106 R)
• M9: 4,406,854 km (0.077 R)
• M10: 4,744,048 km (0.075 R)
• M11: 5,048,928 km (0.076 R)
• M12: 6,136,953 km (0.06 R)
• M13: 6,578,118 km (0.072 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.1

Radius: 11.6

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.51 AU - 1.51 AU

Year: 1180 Days

Day: 6.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 48,551,402 km

• M1: 144,212 km (0.1 R)
• M2: 550,071 km (0.075 R)
• M3: 990,637 km (0.116 R)
• M4: 1,353,113 km (0.11 R)
• M5: 1,940,434 km (0.109 R)
• M6: 2,534,936 km (0.12 R)
• M7: 3,068,103 km (0.082 R)
• M8: 3,568,807 km (0.104 R)
• M9: 4,123,516 km (0.11 R)
• M10: 4,680,469 km (0.104 R)
• M11: 6,588,739 km (0.041 R)
• M12: 7,010,904 km (0.095 R)
• M13: 7,426,188 km (0.059 R)
• M14: 8,468,735 km (0.109 R)
• M15: 9,341,789 km (0.109 R)
• M16: 9,755,277 km (0.057 R)
• M17: 10,907,480 km (0.094 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.8

Radius: 14.4

Gravity: 4.39 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.43 AU - 1.71 AU

Year: 1251 Days

Day: 7.8 Hours

Environment

Temp: -177 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 48,551,402 km

• M1: 179,218 km (0.106 R)
• M2: 717,771 km (0.102 R)
• M3: 1,294,321 km (0.107 R)
• M4: 2,295,729 km (0.1 R)
• M5: 2,931,969 km (0.069 R)
• M6: 3,750,119 km (0.093 R)
• M7: 5,534,373 km (0.094 R)
• M8: 6,278,922 km (0.109 R)
• M9: 7,064,161 km (0.117 R)
• M10: 7,560,676 km (0.102 R)
• M11: 8,306,571 km (0.118 R)
• M12: 8,890,452 km (0.051 R)
• M13: 9,408,060 km (0.045 R)
• M14: 10,238,777 km (0.11 R)
• M15: 10,808,147 km (0.105 R)
• M16: 12,157,520 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 779.9

Radius: 15

Gravity: 3.47 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.64 AU - 2.48 AU

Year: 1880 Days

Day: 8 Hours

Environment

Temp: -191 °C

Axial Tilt: 28.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 48,551,402 km

• M1: 188,194 km (0.045 R)
• M2: 698,921 km (0.046 R)
• M3: 1,179,729 km (0.109 R)
• M4: 1,666,221 km (0.088 R)
• M5: 2,536,282 km (0.053 R)
• M6: 3,764,630 km (0.099 R)
• M7: 5,590,921 km (0.054 R)
• M8: 6,247,506 km (0.087 R)
• M9: 9,238,566 km (0.066 R)
• M10: 11,442,292 km (0.116 R)
• M11: 12,222,744 km (0.082 R)
• M12: 13,206,051 km (0.087 R)
• M13: 14,197,137 km (0.079 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 761.5

Radius: 7.9

Gravity: 12.2 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.77 AU - 6.87 AU

Year: 10102 Days

Day: 23.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 48,551,402 km

• M1: 98,286 km (0.094 R)
• M2: 398,978 km (0.05 R)
• M3: 754,123 km (0.094 R)
• M4: 1,241,064 km (0.081 R)
• M5: 1,527,843 km (0.096 R)
• M6: 1,973,944 km (0.057 R)
• M7: 3,388,242 km (0.047 R)
• M8: 3,955,517 km (0.118 R)
• M9: 4,205,196 km (0.112 R)
• M10: 5,932,304 km (0.1 R)
• M11: 6,677,899 km (0.111 R)
• M12: 7,359,318 km (0.054 R)
• M13: 8,219,505 km (0.078 R)
• M14: 9,049,474 km (0.084 R)
• M15: 9,386,967 km (0.088 R)
• M16: 10,555,177 km (0.12 R)
• M17: 16,560,035 km (0.11 R)
• M18: 17,655,541 km (0.081 R)
• M19: 19,269,403 km (0.108 R)
• M20: 22,435,492 km (0.042 R)
• M21: 23,593,679 km (0.116 R)
• M22: 26,222,861 km (0.071 R)
• M23: 27,809,795 km (0.077 R)
• M24: 31,722,827 km (0.111 R)
• M25: 36,349,590 km (0.085 R)
• M26: 41,143,603 km (0.066 R)
• M27: 41,804,078 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 629.5

Radius: 6

Gravity: 17.49 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 5.67 AU - 7.41 AU

Year: 10634 Days

Day: 24.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 48,551,402 km

• M1: 74,649 km (0.11 R)
• M2: 276,906 km (0.107 R)
• M3: 604,974 km (0.087 R)
• M4: 796,309 km (0.036 R)
• M5: 1,357,451 km (0.088 R)
• M6: 1,929,962 km (0.05 R)
• M7: 2,755,742 km (0.101 R)
• M8: 3,107,896 km (0.082 R)
• M9: 3,440,153 km (0.116 R)
• M10: 3,666,195 km (0.039 R)
• M11: 6,696,150 km (0.104 R)
• M12: 7,291,699 km (0.076 R)
• M13: 7,665,694 km (0.092 R)
• M14: 8,008,722 km (0.03 R)
• M15: 8,361,923 km (0.114 R)
• M16: 9,435,437 km (0.113 R)
• M17: 9,729,995 km (0.044 R)
• M18: 10,441,183 km (0.091 R)
• M19: 12,604,668 km (0.116 R)
• M20: 17,868,568 km (0.072 R)
• M21: 20,038,784 km (0.112 R)
• M22: 20,607,705 km (0.109 R)
• M23: 23,079,361 km (0.088 R)
• M24: 23,794,439 km (0.084 R)
• M25: 28,398,463 km (0.112 R)
• M26: 28,602,215 km (0.112 R)
• M27: 30,161,773 km (0.094 R)
• M28: 32,773,453 km (0.052 R)
• M29: 33,904,861 km (0.109 R)
• M30: 44,318,070 km (0.04 R)
• M31: 48,406,131 km (0.043 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 432 - 14,676 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit