🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 839

Radius: 13.3

Gravity: 4.74 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.44 AU - 0.7 AU

Year: 287 Days

Day: 11.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 69.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 82,356,683 km

• M1: 165,455 km (0.062 R)
• M2: 594,053 km (0.098 R)
• M3: 1,123,630 km (0.074 R)
• M4: 1,963,771 km (0.059 R)
• M5: 2,506,512 km (0.09 R)
• M6: 3,066,607 km (0.103 R)
• M7: 4,246,485 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.4

Radius: 12.6

Gravity: 6.19 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.01 AU - 1.13 AU

Year: 738 Days

Day: 10 Hours

Environment

Temp: -186 °C

Axial Tilt: 11.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 82,356,683 km

• M1: 156,629 km (0.089 R)
• M2: 561,291 km (0.113 R)
• M3: 1,853,518 km (0.076 R)
• M4: 2,786,260 km (0.109 R)
• M5: 3,520,038 km (0.117 R)
• M6: 4,597,442 km (0.098 R)
• M7: 5,411,254 km (0.103 R)
• M8: 6,340,107 km (0.038 R)
• M9: 7,756,799 km (0.097 R)
• M10: 9,045,286 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 757.7

Radius: 9.4

Gravity: 8.58 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.16 AU - 1.4 AU

Year: 966 Days

Day: 14.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 82,356,683 km

• M1: 116,836 km (0.082 R)
• M2: 430,243 km (0.105 R)
• M3: 762,500 km (0.078 R)
• M4: 1,188,106 km (0.059 R)
• M5: 1,509,742 km (0.114 R)
• M6: 1,928,765 km (0.067 R)
• M7: 3,304,168 km (0.117 R)
• M8: 3,640,614 km (0.1 R)
• M9: 4,032,411 km (0.093 R)
• M10: 5,031,874 km (0.11 R)
• M11: 6,016,228 km (0.083 R)
• M12: 8,659,024 km (0.085 R)
• M13: 8,962,857 km (0.085 R)
• M14: 9,947,062 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 300.4

Radius: 9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.07 AU - 2.49 AU

Year: 2296 Days

Day: 6.8 Hours

Environment

Temp: -204 °C

Axial Tilt: 24.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 82,356,683 km

• M1: 111,899 km (0.099 R)
• M2: 396,584 km (0.096 R)
• M3: 759,658 km (0.101 R)
• M4: 1,136,944 km (0.046 R)
• M5: 1,618,948 km (0.101 R)
• M6: 1,961,677 km (0.112 R)
• M7: 2,304,106 km (0.045 R)
• M8: 2,619,758 km (0.06 R)
• M9: 3,482,040 km (0.115 R)
• M10: 3,987,531 km (0.088 R)
• M11: 4,522,044 km (0.052 R)
• M12: 4,877,339 km (0.054 R)
• M13: 5,963,121 km (0.056 R)
• M14: 6,246,309 km (0.115 R)
• M15: 7,229,018 km (0.114 R)
• M16: 8,195,869 km (0.103 R)
• M17: 9,121,880 km (0.072 R)
• M18: 9,562,445 km (0.092 R)
• M19: 10,083,046 km (0.082 R)
• M20: 10,691,311 km (0.114 R)
• M21: 11,288,057 km (0.081 R)
• M22: 12,395,081 km (0.043 R)
• M23: 12,740,802 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389.9

Radius: 9.4

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.6 AU - 3.62 AU

Year: 3657 Days

Day: 11.4 Hours

Environment

Temp: -222 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,356,683 km

• M1: 116,836 km (0.081 R)
• M2: 476,020 km (0.066 R)
• M3: 1,390,363 km (0.119 R)
• M4: 1,861,147 km (0.112 R)
• M5: 2,227,363 km (0.084 R)
• M6: 2,924,339 km (0.055 R)
• M7: 3,857,531 km (0.093 R)
• M8: 4,244,241 km (0.103 R)
• M9: 4,634,392 km (0.11 R)
• M10: 5,793,028 km (0.085 R)
• M11: 6,219,232 km (0.113 R)
• M12: 6,956,451 km (0.096 R)
• M13: 8,202,900 km (0.093 R)
• M14: 9,702,320 km (0.088 R)
• M15: 10,575,522 km (0.112 R)
• M16: 11,253,949 km (0.114 R)
• M17: 11,708,128 km (0.114 R)
• M18: 12,609,305 km (0.119 R)
• M19: 13,648,562 km (0.058 R)
• M20: 14,989,707 km (0.115 R)
• M21: 19,597,321 km (0.071 R)
• M22: 19,954,411 km (0.081 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 827.6

Radius: 3.5

Gravity: 67.56 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 8.01 AU - 11.61 AU

Year: 20490 Days

Day: 23.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 82,356,683 km

• M1: 44,131 km (0.119 R)
• M2: 175,329 km (0.091 R)
• M3: 289,322 km (0.12 R)
• M4: 663,317 km (0.108 R)
• M5: 1,948,961 km (0.086 R)
• M6: 4,046,174 km (0.115 R)
• M7: 6,055,273 km (0.092 R)
• M8: 6,542,513 km (0.1 R)
• M9: 6,818,970 km (0.056 R)
• M10: 7,055,335 km (0.116 R)
• M11: 8,266,330 km (0.06 R)
• M12: 8,480,853 km (0.087 R)
• M13: 10,770,897 km (0.065 R)
• M14: 10,898,354 km (0.105 R)
• M15: 11,091,485 km (0.084 R)
• M16: 12,297,992 km (0.102 R)
• M17: 13,149,503 km (0.086 R)
• M18: 16,103,762 km (0.07 R)
• M19: 16,777,551 km (0.075 R)
• M20: 18,635,257 km (0.06 R)
• M21: 23,068,740 km (0.087 R)
• M22: 24,250,114 km (0.091 R)
• M23: 25,811,467 km (0.071 R)
• M24: 27,438,344 km (0.063 R)
• M25: 29,879,332 km (0.104 R)
• M26: 31,023,457 km (0.06 R)
• M27: 34,908,514 km (0.067 R)
• M28: 35,187,813 km (0.052 R)
• M29: 36,894,874 km (0.098 R)
• M30: 37,330,204 km (0.034 R)
• M31: 41,402,557 km (0.056 R)
• M32: 43,626,329 km (0.113 R)
• M33: 47,450,201 km (0.089 R)
• M34: 51,131,206 km (0.055 R)
• M35: 51,672,152 km (0.091 R)
• M36: 56,137,648 km (0.049 R)
• M37: 58,071,799 km (0.039 R)
• M38: 62,687,791 km (0.049 R)
• M39: 65,826,504 km (0.113 R)
• M40: 70,394,176 km (0.086 R)
• M41: 72,414,794 km (0.045 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 18,037 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit