🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.53 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.9

Radius: 9.8

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 0.98 AU - 1.12 AU

Year: 695 Days

Day: 9.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 66,205,805 km

• M1: 121,922 km (0.081 R)
• M2: 435,779 km (0.094 R)
• M3: 786,586 km (0.098 R)
• M4: 1,141,282 km (0.103 R)
• M5: 1,477,279 km (0.038 R)
• M6: 1,823,897 km (0.042 R)
• M7: 2,271,195 km (0.103 R)
• M8: 2,612,428 km (0.097 R)
• M9: 3,195,261 km (0.118 R)
• M10: 3,562,224 km (0.087 R)
• M11: 4,381,572 km (0.041 R)
• M12: 5,576,410 km (0.096 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.9

Radius: 12.3

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.35 AU - 2.05 AU

Year: 1431 Days

Day: 6.3 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 66,205,805 km

• M1: 153,188 km (0.073 R)
• M2: 630,256 km (0.097 R)
• M3: 1,407,866 km (0.097 R)
• M4: 1,840,652 km (0.1 R)
• M5: 2,451,760 km (0.101 R)
• M6: 4,379,926 km (0.062 R)
• M7: 7,023,470 km (0.091 R)
• M8: 8,763,294 km (0.097 R)

Asteroid Belt

Center: 4.08 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 92.8

Radius: 6.8

Gravity: 2.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 5.21 AU - 7.69 AU

Year: 10577 Days

Day: 20 Hours

Environment

Temp: -222 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,205,805 km

• M1: 85,720 km (0.103 R)
• M2: 317,147 km (0.112 R)
• M3: 751,879 km (0.114 R)
• M4: 1,025,045 km (0.07 R)
• M5: 1,354,010 km (0.095 R)
• M6: 1,572,423 km (0.113 R)
• M7: 1,852,919 km (0.104 R)
• M8: 2,547,652 km (0.08 R)
• M9: 3,384,502 km (0.045 R)
• M10: 3,624,906 km (0.117 R)
• M11: 4,703,058 km (0.038 R)
• M12: 5,558,907 km (0.093 R)
• M13: 6,333,076 km (0.097 R)
• M14: 7,575,187 km (0.092 R)
• M15: 9,009,681 km (0.079 R)
• M16: 9,750,939 km (0.093 R)
• M17: 10,281,114 km (0.084 R)
• M18: 14,180,083 km (0.079 R)
• M19: 15,020,225 km (0.105 R)
• M20: 16,627,205 km (0.116 R)
• M21: 19,215,697 km (0.085 R)
• M22: 22,973,745 km (0.032 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 219.7

Radius: 4.2

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.03 AU - 7.99 AU

Year: 13288 Days

Day: 15.9 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,205,805 km

• M1: 52,359 km (0.076 R)
• M2: 188,643 km (0.117 R)
• M3: 354,996 km (0.091 R)
• M4: 663,616 km (0.113 R)
• M5: 849,267 km (0.062 R)
• M6: 1,153,998 km (0.108 R)
• M7: 1,824,196 km (0.091 R)
• M8: 2,567,997 km (0.093 R)
• M9: 2,702,785 km (0.115 R)
• M10: 3,403,052 km (0.096 R)
• M11: 4,515,013 km (0.065 R)
• M12: 5,816,066 km (0.094 R)
• M13: 7,425,590 km (0.11 R)
• M14: 8,063,026 km (0.073 R)
• M15: 12,894,140 km (0.116 R)
• M16: 13,871,163 km (0.041 R)
• M17: 14,835,022 km (0.085 R)
• M18: 18,774,982 km (0.083 R)
• M19: 20,027,714 km (0.077 R)
• M20: 22,453,593 km (0.116 R)
• M21: 26,950,505 km (0.074 R)
• M22: 33,369,899 km (0.104 R)
• M23: 34,874,256 km (0.112 R)
• M24: 36,535,690 km (0.042 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 325.7

Radius: 4.9

Gravity: 13.57 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 7.85 AU - 10.71 AU

Year: 18253 Days

Day: 24.9 Hours

Environment

Temp: -219 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 66,205,805 km

• M1: 61,485 km (0.083 R)
• M2: 281,094 km (0.068 R)
• M3: 437,723 km (0.062 R)
• M4: 623,374 km (0.101 R)
• M5: 1,629,121 km (0.091 R)
• M6: 1,805,497 km (0.105 R)
• M7: 2,393,117 km (0.085 R)
• M8: 4,285,530 km (0.062 R)
• M9: 6,871,778 km (0.09 R)
• M10: 8,045,822 km (0.094 R)
• M11: 8,997,265 km (0.115 R)
• M12: 9,915,796 km (0.088 R)
• M13: 14,285,101 km (0.069 R)
• M14: 15,038,476 km (0.102 R)
• M15: 16,035,097 km (0.099 R)
• M16: 16,549,564 km (0.061 R)
• M17: 17,227,092 km (0.114 R)
• M18: 17,611,260 km (0.083 R)
• M19: 17,922,872 km (0.065 R)
• M20: 18,079,950 km (0.046 R)
• M21: 20,894,185 km (0.099 R)
• M22: 25,147,851 km (0.088 R)
• M23: 25,642,272 km (0.092 R)
• M24: 26,752,886 km (0.049 R)
• M25: 28,318,578 km (0.069 R)
• M26: 31,175,149 km (0.051 R)
• M27: 32,790,208 km (0.066 R)
• M28: 35,687,170 km (0.086 R)
• M29: 35,935,952 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 483.3

Radius: 5.7

Gravity: 14.88 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 7.61 AU - 11.67 AU

Year: 19326 Days

Day: 24.6 Hours

Environment

Temp: -228 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,205,805 km

• M1: 71,209 km (0.083 R)
• M2: 252,372 km (0.052 R)
• M3: 450,140 km (0.117 R)
• M4: 765,492 km (0.11 R)
• M5: 962,513 km (0.09 R)
• M6: 1,476,531 km (0.073 R)
• M7: 2,041,113 km (0.068 R)
• M8: 2,258,329 km (0.059 R)
• M9: 2,979,990 km (0.114 R)
• M10: 3,642,858 km (0.108 R)
• M11: 4,629,007 km (0.052 R)
• M12: 5,255,972 km (0.036 R)
• M13: 5,704,466 km (0.092 R)
• M14: 6,720,385 km (0.052 R)
• M15: 7,851,644 km (0.096 R)
• M16: 12,126,254 km (0.033 R)
• M17: 20,865,761 km (0.076 R)
• M18: 21,142,218 km (0.093 R)
• M19: 24,042,622 km (0.093 R)
• M20: 24,244,878 km (0.099 R)
• M21: 24,652,832 km (0.08 R)
• M22: 30,855,608 km (0.106 R)
• M23: 33,931,939 km (0.052 R)
• M24: 38,573,512 km (0.108 R)
• M25: 39,549,937 km (0.084 R)
• M26: 44,986,473 km (0.091 R)
• M27: 51,569,378 km (0.097 R)
• M28: 57,312,141 km (0.118 R)
• M29: 57,854,433 km (0.104 R)
• M30: 59,501,805 km (0.09 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: 325 - 11,867 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit