🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.4 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 698.8

Radius: 11

Gravity: 5.78 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.73 AU - 0.85 AU

Year: 453 Days

Day: 11.5 Hours

Environment

Temp: -156 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 59,452,690 km

• M1: 137,181 km (0.095 R)
• M2: 556,354 km (0.055 R)
• M3: 918,531 km (0.086 R)
• M4: 1,301,053 km (0.059 R)
• M5: 1,701,825 km (0.073 R)
• M6: 2,133,116 km (0.103 R)
• M7: 3,105,502 km (0.056 R)
• M8: 3,616,379 km (0.049 R)
• M9: 4,114,091 km (0.064 R)
• M10: 4,701,861 km (0.091 R)
• M11: 5,118,940 km (0.111 R)
• M12: 5,662,279 km (0.05 R)
• M13: 6,045,549 km (0.058 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 734.8

Radius: 9.7

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.9 AU - 1.48 AU

Year: 838 Days

Day: 11.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 59,452,690 km

• M1: 120,576 km (0.1 R)
• M2: 439,070 km (0.048 R)
• M3: 746,045 km (0.027 R)
• M4: 1,225,506 km (0.083 R)
• M5: 1,749,846 km (0.082 R)
• M6: 2,353,025 km (0.095 R)
• M7: 2,799,874 km (0.037 R)
• M8: 3,102,361 km (0.116 R)
• M9: 3,956,564 km (0.03 R)
• M10: 4,306,624 km (0.11 R)
• M11: 5,292,025 km (0.103 R)
• M12: 5,878,448 km (0.06 R)
• M13: 6,335,470 km (0.111 R)
• M14: 7,801,379 km (0.052 R)
• M15: 8,905,561 km (0.111 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 276.8

Radius: 14.9

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.74 AU - 1.8 AU

Year: 1520 Days

Day: 9.8 Hours

Environment

Temp: -187 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 59,452,690 km

• M1: 185,501 km (0.043 R)
• M2: 671,096 km (0.051 R)
• M3: 1,424,022 km (0.066 R)
• M4: 2,030,193 km (0.113 R)
• M5: 3,060,324 km (0.115 R)
• M6: 4,168,545 km (0.091 R)
• M7: 5,530,184 km (0.091 R)
• M8: 6,058,863 km (0.096 R)
• M9: 6,576,771 km (0.034 R)
• M10: 7,337,476 km (0.116 R)
• M11: 7,977,606 km (0.105 R)
• M12: 10,095,014 km (0.085 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837.4

Radius: 3.7

Gravity: 61.17 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 4.96 AU - 7.22 AU

Year: 9704 Days

Day: 17 Hours

Environment

Temp: -230 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 59,452,690 km

• M1: 46,076 km (0.083 R)
• M2: 183,706 km (0.054 R)
• M3: 348,563 km (0.069 R)
• M4: 484,697 km (0.12 R)
• M5: 722,558 km (0.113 R)
• M6: 1,078,451 km (0.109 R)
• M7: 1,526,796 km (0.046 R)
• M8: 2,588,193 km (0.058 R)
• M9: 2,714,005 km (0.115 R)
• M10: 3,115,675 km (0.112 R)
• M11: 3,479,796 km (0.09 R)
• M12: 4,321,284 km (0.111 R)
• M13: 4,558,846 km (0.074 R)
• M14: 5,124,924 km (0.118 R)
• M15: 5,391,058 km (0.104 R)
• M16: 6,981,583 km (0.088 R)
• M17: 8,126,007 km (0.063 R)
• M18: 8,350,852 km (0.05 R)
• M19: 8,907,356 km (0.101 R)
• M20: 13,576,306 km (0.057 R)
• M21: 13,956,883 km (0.106 R)
• M22: 17,334,803 km (0.086 R)
• M23: 17,782,549 km (0.077 R)
• M24: 19,893,226 km (0.042 R)
• M25: 20,966,590 km (0.09 R)
• M26: 23,138,003 km (0.109 R)
• M27: 29,370,400 km (0.066 R)
• M28: 31,857,914 km (0.088 R)
• M29: 34,248,488 km (0.069 R)
• M30: 42,401,123 km (0.089 R)
• M31: 45,569,606 km (0.118 R)
• M32: 45,710,826 km (0.086 R)
• M33: 48,449,963 km (0.066 R)
• M34: 48,744,521 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 918

Radius: 6.8

Gravity: 19.85 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.03 AU - 7.95 AU

Year: 11932 Days

Day: 17 Hours

Environment

Temp: -221 °C

Axial Tilt: 157 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,452,690 km

• M1: 91,554 km (0.099 R)
• M2: 402,717 km (0.117 R)
• M3: 845,228 km (0.117 R)
• M4: 2,438,595 km (0.115 R)
• M5: 3,215,307 km (0.078 R)
• M6: 4,028,371 km (0.071 R)
• M7: 4,358,534 km (0.118 R)
• M8: 5,863,189 km (0.074 R)
• M9: 6,609,234 km (0.049 R)
• M10: 9,381,133 km (0.065 R)
• M11: 10,179,088 km (0.108 R)
• M12: 11,137,113 km (0.062 R)
• M13: 12,653,287 km (0.027 R)
• M14: 26,663,576 km (0.075 R)
• M15: 27,719,438 km (0.086 R)
• M16: 30,481,015 km (0.114 R)
• M17: 35,650,669 km (0.109 R)
• M18: 36,415,413 km (0.035 R)
• M19: 41,235,755 km (0.062 R)
• M20: 44,970,317 km (0.088 R)
• M21: 46,313,855 km (0.083 R)
• M22: 50,664,460 km (0.102 R)
• M23: 53,103,654 km (0.039 R)
• M24: 55,449,797 km (0.052 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 314 - 15,900 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit