🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.68 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 736.9

Radius: 9.1

Gravity: 8.9 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.25 AU - 1.47 AU

Year: 1040 Days

Day: 5.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 26,333,613 km

• M1: 113,246 km (0.068 R)
• M2: 430,393 km (0.118 R)
• M3: 780,901 km (0.103 R)
• M4: 1,119,291 km (0.107 R)
• M5: 1,581,698 km (0.082 R)
• M6: 2,332,530 km (0.1 R)
• M7: 2,663,141 km (0.092 R)
• M8: 2,984,777 km (0.114 R)
• M9: 3,896,576 km (0.079 R)
• M10: 4,721,907 km (0.072 R)
• M11: 5,474,684 km (0.041 R)
• M12: 5,805,893 km (0.09 R)
• M13: 6,395,010 km (0.1 R)
• M14: 6,809,545 km (0.027 R)
• M15: 7,565,613 km (0.109 R)
• M16: 9,418,832 km (0.104 R)
• M17: 9,744,805 km (0.096 R)
• M18: 10,201,528 km (0.04 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.2

Radius: 12

Gravity: 4.33 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.8 AU - 2.68 AU

Year: 2199 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 26,333,613 km

• M1: 149,299 km (0.042 R)
• M2: 571,314 km (0.081 R)
• M3: 945,309 km (0.093 R)
• M4: 2,428,273 km (0.068 R)
• M5: 2,956,652 km (0.115 R)
• M6: 5,519,862 km (0.054 R)
• M7: 6,232,247 km (0.032 R)
• M8: 6,677,899 km (0.032 R)
• M9: 8,329,759 km (0.081 R)
• M10: 9,436,334 km (0.117 R)
• M11: 10,025,301 km (0.114 R)
• M12: 11,353,581 km (0.104 R)
• M13: 13,474,879 km (0.076 R)
• M14: 16,187,686 km (0.112 R)
• M15: 16,681,210 km (0.029 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 768.9

Radius: 10.7

Gravity: 6.72 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 5.46 AU - 6.3 AU

Year: 9354 Days

Day: 8.7 Hours

Environment

Temp: -228 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 26,333,613 km

• M1: 133,142 km (0.102 R)
• M2: 501,901 km (0.1 R)
• M3: 1,232,836 km (0.025 R)
• M4: 1,764,058 km (0.119 R)
• M5: 3,105,951 km (0.072 R)
• M6: 3,653,030 km (0.089 R)
• M7: 5,860,646 km (0.11 R)
• M8: 6,435,401 km (0.116 R)
• M9: 6,968,867 km (0.089 R)
• M10: 8,566,572 km (0.051 R)
• M11: 10,864,246 km (0.071 R)
• M12: 11,511,107 km (0.105 R)
• M13: 12,529,570 km (0.106 R)
• M14: 16,994,468 km (0.071 R)
• M15: 18,089,075 km (0.091 R)
• M16: 20,743,241 km (0.095 R)
• M17: 23,469,064 km (0.099 R)
• M18: 24,367,698 km (0.073 R)
• M19: 27,694,007 km (0.068 R)
• M20: 30,989,797 km (0.102 R)
• M21: 33,177,367 km (0.106 R)
• M22: 34,538,259 km (0.056 R)
• M23: 35,349,229 km (0.038 R)
• M24: 43,361,242 km (0.107 R)
• M25: 43,763,959 km (0.12 R)
• M26: 45,676,568 km (0.117 R)
• M27: 47,501,812 km (0.109 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 816.9

Radius: 4.3

Gravity: 44.18 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 7.87 AU - 12.61 AU

Year: 21496 Days

Day: 24.7 Hours

Environment

Temp: -227 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 26,333,613 km

• M1: 53,706 km (0.095 R)
• M2: 522,695 km (0.113 R)
• M3: 1,004,400 km (0.071 R)
• M4: 1,165,667 km (0.072 R)
• M5: 1,592,619 km (0.086 R)
• M6: 2,138,502 km (0.106 R)
• M7: 3,094,133 km (0.091 R)
• M8: 6,232,995 km (0.069 R)
• M9: 7,359,617 km (0.081 R)
• M10: 11,343,259 km (0.096 R)
• M11: 12,508,028 km (0.095 R)
• M12: 14,674,953 km (0.07 R)
• M13: 14,832,928 km (0.095 R)
• M14: 16,992,673 km (0.059 R)
• M15: 19,830,843 km (0.063 R)
• M16: 23,182,584 km (0.051 R)
• M17: 23,612,827 km (0.082 R)
• M18: 26,540,607 km (0.103 R)
• M19: 28,091,189 km (0.098 R)
• M20: 29,199,410 km (0.07 R)
• M21: 32,564,315 km (0.087 R)
• M22: 34,062,538 km (0.076 R)
• M23: 34,758,467 km (0.112 R)
• M24: 35,463,821 km (0.081 R)
• M25: 42,406,658 km (0.037 R)
• M26: 44,852,733 km (0.073 R)
• M27: 47,391,109 km (0.112 R)
• M28: 51,103,381 km (0.095 R)
• M29: 55,962,170 km (0.08 R)
• M30: 60,104,385 km (0.06 R)
• M31: 61,529,155 km (0.09 R)
• M32: 67,454,129 km (0.048 R)
• M33: 69,658,902 km (0.092 R)
• M34: 70,554,245 km (0.112 R)
• M35: 71,004,685 km (0.082 R)
• M36: 72,139,235 km (0.107 R)
• M37: 72,596,406 km (0.111 R)
• M38: 75,145,703 km (0.089 R)
• M39: 75,380,422 km (0.058 R)
• M40: 75,851,207 km (0.041 R)
• M41: 80,667,361 km (0.067 R)
• M42: 81,159,986 km (0.061 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 22.8

Radius: 6.5

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 9.56 AU - 11.45 AU

Year: 22320 Days

Day: 16.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 26,333,613 km

• M1: 241,750 km (0.108 R)
• M2: 2,789,103 km (0.085 R)
• M3: 4,123,516 km (0.113 R)
• M4: 7,323,863 km (0.063 R)
• M5: 11,111,980 km (0.095 R)
• M6: 16,374,684 km (0.096 R)
• M7: 20,060,476 km (0.087 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 13,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit