🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.81 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 525

Radius: 8.2

Gravity: 7.81 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.58 AU - 1.64 AU

Year: 1340 Days

Day: 11.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 79,554,573 km

• M1: 102,026 km (0.07 R)
• M2: 368,310 km (0.067 R)
• M3: 830,717 km (0.051 R)
• M4: 1,188,705 km (0.087 R)
• M5: 2,080,158 km (0.099 R)
• M6: 2,488,112 km (0.106 R)
• M7: 2,776,237 km (0.099 R)
• M8: 4,847,869 km (0.109 R)
• M9: 6,612,076 km (0.106 R)
• M10: 7,599,273 km (0.104 R)
• M11: 7,887,249 km (0.062 R)
• M12: 9,201,017 km (0.1 R)
• M13: 10,018,569 km (0.104 R)
• M14: 10,461,080 km (0.071 R)
• M15: 11,453,213 km (0.092 R)

Planet 2 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.2

Radius: 6.4

Gravity: 13.55 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 5.31 AU - 7.47 AU

Year: 10596 Days

Day: 20.4 Hours

Environment

Temp: -228 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,554,573 km

• M1: 79,736 km (0.088 R)
• M2: 319,691 km (0.11 R)
• M3: 744,997 km (0.117 R)
• M4: 1,012,778 km (0.116 R)
• M5: 1,294,470 km (0.031 R)
• M6: 1,613,413 km (0.116 R)
• M7: 1,838,558 km (0.096 R)
• M8: 2,937,504 km (0.087 R)
• M9: 3,252,258 km (0.109 R)
• M10: 4,361,825 km (0.083 R)
• M11: 4,741,953 km (0.099 R)
• M12: 5,435,489 km (0.11 R)
• M13: 6,051,683 km (0.058 R)
• M14: 7,627,547 km (0.072 R)
• M15: 9,603,286 km (0.117 R)
• M16: 12,522,688 km (0.117 R)
• M17: 13,716,479 km (0.075 R)
• M18: 15,246,865 km (0.096 R)
• M19: 15,646,591 km (0.097 R)
• M20: 17,243,698 km (0.112 R)
• M21: 18,794,280 km (0.089 R)
• M22: 20,596,635 km (0.103 R)
• M23: 21,497,962 km (0.116 R)
• M24: 22,085,134 km (0.11 R)
• M25: 22,682,927 km (0.09 R)
• M26: 24,450,426 km (0.08 R)
• M27: 27,270,645 km (0.112 R)
• M28: 31,465,369 km (0.086 R)

Planet 3 - Ice Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.3

Radius: 3.5

Gravity: 59.45 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 6.52 AU - 9.96 AU

Year: 15517 Days

Day: 21.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 79,554,573 km

• M1: 47,123 km (0.114 R)
• M2: 413,040 km (0.116 R)
• M3: 703,858 km (0.116 R)
• M4: 840,740 km (0.102 R)
• M5: 1,142,928 km (0.099 R)
• M6: 2,805,110 km (0.096 R)
• M7: 3,177,758 km (0.092 R)
• M8: 3,362,661 km (0.1 R)
• M9: 3,499,094 km (0.115 R)
• M10: 4,396,532 km (0.107 R)
• M11: 4,863,726 km (0.104 R)
• M12: 7,565,464 km (0.079 R)
• M13: 8,136,479 km (0.079 R)
• M14: 8,890,003 km (0.059 R)
• M15: 9,363,780 km (0.111 R)
• M16: 9,798,960 km (0.1 R)
• M17: 12,762,494 km (0.028 R)
• M18: 13,094,900 km (0.076 R)
• M19: 14,990,155 km (0.107 R)
• M20: 20,556,393 km (0.059 R)
• M21: 20,829,559 km (0.028 R)
• M22: 25,534,561 km (0.086 R)
• M23: 26,381,884 km (0.105 R)
• M24: 27,138,400 km (0.116 R)
• M25: 29,264,784 km (0.108 R)
• M26: 32,844,063 km (0.098 R)
• M27: 36,837,877 km (0.12 R)
• M28: 38,466,848 km (0.1 R)
• M29: 38,743,006 km (0.043 R)
• M30: 46,082,278 km (0.104 R)
• M31: 48,613,025 km (0.116 R)
• M32: 49,585,561 km (0.074 R)
• M33: 52,241,970 km (0.056 R)
• M34: 54,642,866 km (0.096 R)

Planet 4 - Ice Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 750

Radius: 7.7

Gravity: 12.65 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 7.75 AU - 12.05 AU

Year: 20434 Days

Day: 19.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 79,554,573 km

• M1: 96,042 km (0.117 R)
• M2: 380,278 km (0.075 R)
• M3: 667,057 km (0.034 R)
• M4: 1,821,354 km (0.091 R)
• M5: 2,651,024 km (0.109 R)
• M6: 3,029,806 km (0.069 R)
• M7: 3,991,421 km (0.113 R)
• M8: 4,701,263 km (0.065 R)
• M9: 5,857,505 km (0.09 R)
• M10: 7,003,724 km (0.088 R)
• M11: 7,580,423 km (0.059 R)
• M12: 8,665,457 km (0.059 R)
• M13: 8,938,323 km (0.043 R)
• M14: 9,733,137 km (0.046 R)
• M15: 10,698,193 km (0.111 R)
• M16: 10,949,068 km (0.053 R)
• M17: 11,462,787 km (0.03 R)
• M18: 16,581,428 km (0.118 R)
• M19: 17,173,237 km (0.118 R)
• M20: 17,691,594 km (0.066 R)
• M21: 20,537,244 km (0.06 R)
• M22: 20,827,913 km (0.036 R)
• M23: 22,119,242 km (0.105 R)
• M24: 28,655,323 km (0.087 R)
• M25: 29,507,133 km (0.114 R)
• M26: 36,797,037 km (0.111 R)
• M27: 41,855,988 km (0.093 R)
• M28: 42,794,416 km (0.101 R)
• M29: 47,697,785 km (0.093 R)
• M30: 48,549,745 km (0.05 R)
• M31: 50,459,960 km (0.117 R)
• M32: 76,032,220 km (0.046 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 409 - 11,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit