🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535

Radius: 8.3

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.66 AU - 0.74 AU

Year: 372 Days

Day: 14.6 Hours

Environment

Temp: -131 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 69,667,100 km

• M1: 103,372 km (0.111 R)
• M2: 522,246 km (0.091 R)
• M3: 990,936 km (0.107 R)
• M4: 1,319,752 km (0.07 R)
• M5: 2,064,002 km (0.083 R)
• M6: 3,770,764 km (0.09 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 974.6

Radius: 9.1

Gravity: 11.77 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.56 AU - 2.58 AU

Year: 1894 Days

Day: 13.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,667,100 km

• M1: 113,246 km (0.097 R)
• M2: 416,480 km (0.081 R)
• M3: 890,107 km (0.069 R)
• M4: 1,269,338 km (0.117 R)
• M5: 1,970,653 km (0.072 R)
• M6: 2,698,596 km (0.05 R)
• M7: 3,367,298 km (0.095 R)
• M8: 4,722,057 km (0.107 R)
• M9: 5,402,129 km (0.089 R)
• M10: 6,043,156 km (0.102 R)
• M11: 6,597,116 km (0.044 R)
• M12: 7,476,303 km (0.1 R)
• M13: 7,806,316 km (0.107 R)
• M14: 8,114,787 km (0.114 R)
• M15: 10,249,997 km (0.113 R)
• M16: 10,582,853 km (0.073 R)
• M17: 11,192,613 km (0.107 R)
• M18: 14,275,826 km (0.111 R)
• M19: 15,020,225 km (0.081 R)
• M20: 15,986,926 km (0.107 R)
• M21: 16,738,655 km (0.094 R)
• M22: 17,409,153 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 404.6

Radius: 11.1

Gravity: 3.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 2.28 AU - 2.6 AU

Year: 2423 Days

Day: 10 Hours

Environment

Temp: -189 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,667,100 km

• M1: 140,024 km (0.113 R)
• M2: 929,302 km (0.065 R)
• M3: 1,646,175 km (0.062 R)
• M4: 2,392,968 km (0.108 R)
• M5: 2,801,220 km (0.092 R)
• M6: 3,434,917 km (0.12 R)
• M7: 3,866,656 km (0.107 R)
• M8: 4,315,151 km (0.072 R)
• M9: 4,839,940 km (0.11 R)
• M10: 5,272,427 km (0.063 R)
• M11: 5,921,233 km (0.087 R)
• M12: 6,315,424 km (0.112 R)
• M13: 6,727,117 km (0.084 R)
• M14: 7,378,317 km (0.11 R)
• M15: 7,893,980 km (0.092 R)
• M16: 9,158,531 km (0.12 R)
• M17: 9,586,531 km (0.082 R)
• M18: 10,482,472 km (0.072 R)
• M19: 12,203,297 km (0.073 R)
• M20: 14,235,584 km (0.114 R)
• M21: 15,309,248 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.9

Radius: 11.2

Gravity: 3.21 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 2.69 AU - 3.21 AU

Year: 3222 Days

Day: 14.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 45.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 69,667,100 km

• M1: 139,276 km (0.118 R)
• M2: 686,654 km (0.111 R)
• M3: 1,159,234 km (0.073 R)
• M4: 1,660,088 km (0.061 R)
• M5: 2,022,862 km (0.115 R)
• M6: 3,138,713 km (0.082 R)
• M7: 3,775,701 km (0.099 R)
• M8: 5,213,187 km (0.095 R)
• M9: 6,134,410 km (0.088 R)
• M10: 6,816,128 km (0.113 R)
• M11: 8,330,657 km (0.039 R)
• M12: 8,995,320 km (0.115 R)
• M13: 9,516,818 km (0.119 R)
• M14: 11,930,879 km (0.041 R)
• M15: 12,646,555 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 407.9

Radius: 8.5

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 3.53 AU - 4.49 AU

Year: 5106 Days

Day: 8.5 Hours

Environment

Temp: -206 °C

Axial Tilt: 44.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 69,667,100 km

• M1: 105,915 km (0.115 R)
• M2: 371,452 km (0.074 R)
• M3: 699,520 km (0.118 R)
• M4: 1,353,262 km (0.046 R)
• M5: 1,873,863 km (0.065 R)
• M6: 2,366,489 km (0.094 R)
• M7: 2,752,302 km (0.118 R)
• M8: 4,145,357 km (0.085 R)
• M9: 5,758,770 km (0.097 R)
• M10: 6,131,568 km (0.117 R)
• M11: 6,862,503 km (0.083 R)
• M12: 8,387,803 km (0.117 R)
• M13: 8,905,262 km (0.111 R)
• M14: 9,404,769 km (0.116 R)
• M15: 10,713,751 km (0.085 R)
• M16: 12,515,807 km (0.106 R)
• M17: 15,694,761 km (0.09 R)
• M18: 16,652,337 km (0.111 R)
• M19: 17,529,130 km (0.105 R)
• M20: 18,009,340 km (0.057 R)
• M21: 25,683,561 km (0.112 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 243.1

Radius: 5.4

Gravity: 8.34 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.12 AU - 7.24 AU

Year: 9768 Days

Day: 23.7 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 69,667,100 km

• M1: 67,169 km (0.073 R)
• M2: 278,252 km (0.104 R)
• M3: 457,171 km (0.072 R)
• M4: 985,551 km (0.051 R)
• M5: 1,320,650 km (0.045 R)
• M6: 2,608,688 km (0.053 R)
• M7: 2,830,691 km (0.12 R)
• M8: 3,333,789 km (0.069 R)
• M9: 3,847,508 km (0.109 R)
• M10: 4,975,176 km (0.107 R)
• M11: 5,767,297 km (0.07 R)
• M12: 6,112,868 km (0.087 R)
• M13: 6,505,712 km (0.097 R)
• M14: 6,742,376 km (0.07 R)
• M15: 7,020,030 km (0.111 R)
• M16: 7,937,065 km (0.093 R)
• M17: 8,484,144 km (0.086 R)
• M18: 12,408,844 km (0.117 R)
• M19: 14,473,893 km (0.12 R)
• M20: 16,757,355 km (0.085 R)
• M21: 17,525,690 km (0.119 R)
• M22: 17,984,506 km (0.032 R)
• M23: 18,451,252 km (0.109 R)
• M24: 19,409,127 km (0.113 R)
• M25: 20,907,200 km (0.045 R)
• M26: 21,201,160 km (0.104 R)
• M27: 21,647,111 km (0.073 R)
• M28: 22,099,345 km (0.068 R)
• M29: 23,335,921 km (0.073 R)
• M30: 24,455,213 km (0.11 R)
• M31: 25,946,255 km (0.112 R)
• M32: 30,781,407 km (0.12 R)
• M33: 31,738,235 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.3

Radius: 6.9

Gravity: 5.03 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.24 AU - 10.16 AU

Year: 16316 Days

Day: 18.5 Hours

Environment

Temp: -219 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,667,100 km

• M1: 88,412 km (0.093 R)
• M2: 437,424 km (0.048 R)
• M3: 731,384 km (0.092 R)
• M4: 2,122,644 km (0.112 R)
• M5: 2,608,089 km (0.109 R)
• M6: 2,920,450 km (0.103 R)
• M7: 3,850,948 km (0.114 R)
• M8: 7,480,492 km (0.101 R)
• M9: 10,173,254 km (0.113 R)
• M10: 11,162,245 km (0.073 R)
• M11: 12,617,384 km (0.073 R)
• M12: 13,757,768 km (0.093 R)
• M13: 14,576,667 km (0.113 R)
• M14: 17,013,467 km (0.104 R)
• M15: 19,552,442 km (0.114 R)
• M16: 20,586,462 km (0.111 R)
• M17: 31,157,945 km (0.035 R)
• M18: 31,803,011 km (0.08 R)
• M19: 33,008,770 km (0.068 R)
• M20: 36,570,247 km (0.081 R)
• M21: 37,893,141 km (0.064 R)
• M22: 38,259,356 km (0.118 R)

Planet 8 - Ice Giant

Semi-Major Axis: 9.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 655.2

Radius: 3.1

Gravity: 68.18 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 8.17 AU - 10.35 AU

Year: 17916 Days

Day: 24.7 Hours

Environment

Temp: -232 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 69,667,100 km

• M1: 48,919 km (0.111 R)
• M2: 155,881 km (0.087 R)
• M3: 255,214 km (0.113 R)
• M4: 523,742 km (0.042 R)
• M5: 831,615 km (0.089 R)
• M6: 1,319,752 km (0.094 R)
• M7: 1,534,575 km (0.088 R)
• M8: 2,112,920 km (0.114 R)
• M9: 3,480,394 km (0.114 R)
• M10: 4,105,564 km (0.079 R)
• M11: 4,595,796 km (0.099 R)
• M12: 5,346,030 km (0.093 R)
• M13: 5,459,425 km (0.1 R)
• M14: 6,511,247 km (0.11 R)
• M15: 7,084,656 km (0.117 R)
• M16: 7,453,714 km (0.077 R)
• M17: 17,615,299 km (0.112 R)
• M18: 17,951,146 km (0.111 R)
• M19: 20,330,650 km (0.078 R)
• M20: 20,700,157 km (0.106 R)
• M21: 21,643,521 km (0.104 R)
• M22: 23,412,964 km (0.063 R)
• M23: 26,353,460 km (0.071 R)
• M24: 26,572,471 km (0.089 R)
• M25: 26,792,679 km (0.055 R)
• M26: 28,598,326 km (0.061 R)
• M27: 28,945,542 km (0.046 R)
• M28: 34,238,016 km (0.105 R)
• M29: 35,688,367 km (0.062 R)
• M30: 41,603,168 km (0.118 R)
• M31: 47,488,498 km (0.119 R)
• M32: 50,967,097 km (0.05 R)
• M33: 52,855,321 km (0.065 R)
• M34: 53,378,315 km (0.107 R)
• M35: 58,426,346 km (0.065 R)
• M36: 59,925,017 km (0.11 R)
• M37: 60,493,639 km (0.055 R)
• M38: 61,641,503 km (0.071 R)
• M39: 63,390,303 km (0.043 R)
• M40: 64,574,370 km (0.077 R)
• M41: 64,972,450 km (0.119 R)
• M42: 65,372,026 km (0.088 R)
• M43: 67,804,038 km (0.113 R)
• M44: 68,009,286 km (0.09 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 14,832 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit