🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.7

Radius: 8.2

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.51 AU - 0.53 AU

Year: 254 Days

Day: 11.2 Hours

Environment

Temp: -143 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 61,984,300 km

• M1: 102,175 km (0.12 R)
• M2: 432,487 km (0.068 R)
• M3: 691,591 km (0.049 R)
• M4: 1,546,094 km (0.104 R)
• M5: 1,880,146 km (0.112 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 633.6

Radius: 8.6

Gravity: 8.57 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.82 AU - 0.94 AU

Year: 560 Days

Day: 8.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 61,984,300 km

• M1: 106,962 km (0.118 R)
• M2: 400,473 km (0.071 R)
• M3: 683,961 km (0.104 R)
• M4: 1,372,710 km (0.107 R)
• M5: 2,103,496 km (0.116 R)
• M6: 2,597,318 km (0.104 R)
• M7: 3,226,676 km (0.096 R)
• M8: 3,564,768 km (0.118 R)
• M9: 3,981,996 km (0.079 R)
• M10: 4,431,388 km (0.097 R)
• M11: 5,380,437 km (0.052 R)
• M12: 6,517,381 km (0.111 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 559.1

Radius: 9.3

Gravity: 6.46 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.04 AU - 4.3 AU

Year: 4769 Days

Day: 11.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 61,984,300 km

• M1: 116,238 km (0.063 R)
• M2: 551,418 km (0.119 R)
• M3: 903,422 km (0.115 R)
• M4: 1,396,496 km (0.1 R)
• M5: 1,768,247 km (0.081 R)
• M6: 2,403,439 km (0.1 R)
• M7: 3,478,300 km (0.044 R)
• M8: 3,834,493 km (0.099 R)
• M9: 4,215,070 km (0.106 R)
• M10: 4,571,711 km (0.115 R)
• M11: 5,026,189 km (0.119 R)
• M12: 5,735,882 km (0.112 R)
• M13: 7,186,083 km (0.082 R)
• M14: 8,267,676 km (0.053 R)
• M15: 10,926,180 km (0.106 R)
• M16: 14,371,419 km (0.086 R)
• M17: 15,852,587 km (0.069 R)
• M18: 16,310,357 km (0.075 R)
• M19: 18,417,592 km (0.112 R)
• M20: 19,503,972 km (0.051 R)
• M21: 22,156,791 km (0.099 R)
• M22: 23,754,795 km (0.099 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 274.7

Radius: 12.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 4.45 AU - 5.97 AU

Year: 8066 Days

Day: 6.5 Hours

Environment

Temp: -224 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 61,984,300 km

• M1: 155,432 km (0.117 R)
• M2: 566,228 km (0.115 R)
• M3: 1,221,018 km (0.093 R)
• M4: 2,768,907 km (0.116 R)
• M5: 4,900,677 km (0.106 R)
• M6: 6,639,303 km (0.087 R)
• M7: 7,140,456 km (0.091 R)
• M8: 7,994,809 km (0.09 R)
• M9: 8,757,908 km (0.046 R)
• M10: 11,576,781 km (0.071 R)
• M11: 12,304,574 km (0.091 R)
• M12: 12,908,501 km (0.085 R)
• M13: 13,851,566 km (0.079 R)
• M14: 14,340,003 km (0.067 R)
• M15: 15,065,852 km (0.108 R)
• M16: 15,699,100 km (0.113 R)
• M17: 17,328,669 km (0.096 R)
• M18: 18,281,309 km (0.057 R)
• M19: 22,593,018 km (0.1 R)
• M20: 24,984,041 km (0.041 R)
• M21: 28,573,492 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.4

Radius: 5.2

Gravity: 22.87 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 5.03 AU - 6.83 AU

Year: 9794 Days

Day: 19 Hours

Environment

Temp: -223 °C

Axial Tilt: 14.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 61,984,300 km

• M1: 65,225 km (0.109 R)
• M2: 248,033 km (0.12 R)
• M3: 418,874 km (0.07 R)
• M4: 641,775 km (0.032 R)
• M5: 962,662 km (0.108 R)
• M6: 1,437,037 km (0.096 R)
• M7: 2,528,802 km (0.025 R)
• M8: 3,977,658 km (0.048 R)
• M9: 4,249,926 km (0.091 R)
• M10: 4,651,895 km (0.112 R)
• M11: 5,173,693 km (0.065 R)
• M12: 6,856,968 km (0.067 R)
• M13: 7,655,372 km (0.111 R)
• M14: 7,906,547 km (0.053 R)
• M15: 8,425,352 km (0.079 R)
• M16: 9,339,844 km (0.095 R)
• M17: 10,018,270 km (0.102 R)
• M18: 10,268,398 km (0.09 R)
• M19: 14,664,930 km (0.062 R)
• M20: 15,780,930 km (0.101 R)
• M21: 16,119,619 km (0.107 R)
• M22: 16,741,498 km (0.067 R)
• M23: 22,303,846 km (0.116 R)
• M24: 22,473,789 km (0.033 R)
• M25: 22,902,536 km (0.119 R)
• M26: 25,220,256 km (0.088 R)
• M27: 29,287,074 km (0.046 R)
• M28: 33,881,973 km (0.03 R)
• M29: 36,408,681 km (0.113 R)
• M30: 38,080,288 km (0.07 R)
• M31: 41,063,868 km (0.1 R)
• M32: 42,092,054 km (0.057 R)
• M33: 42,874,301 km (0.1 R)
• M34: 45,551,953 km (0.083 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 817.6

Radius: 6.9

Gravity: 17.17 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.91 AU - 7.75 AU

Year: 13460 Days

Day: 19.8 Hours

Environment

Temp: -221 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 61,984,300 km

• M1: 86,168 km (0.062 R)
• M2: 353,949 km (0.109 R)
• M3: 1,064,688 km (0.099 R)
• M4: 1,401,433 km (0.099 R)
• M5: 1,674,898 km (0.106 R)
• M6: 2,433,808 km (0.093 R)
• M7: 3,246,573 km (0.077 R)
• M8: 4,320,835 km (0.094 R)
• M9: 5,076,155 km (0.101 R)
• M10: 6,888,533 km (0.075 R)
• M11: 7,916,271 km (0.079 R)
• M12: 8,248,527 km (0.11 R)
• M13: 9,249,038 km (0.06 R)
• M14: 12,162,905 km (0.038 R)
• M15: 13,190,194 km (0.105 R)
• M16: 16,618,229 km (0.097 R)
• M17: 16,928,196 km (0.118 R)
• M18: 18,536,373 km (0.11 R)
• M19: 20,686,394 km (0.12 R)
• M20: 21,316,949 km (0.097 R)
• M21: 21,867,618 km (0.093 R)
• M22: 23,674,013 km (0.101 R)
• M23: 24,066,557 km (0.119 R)
• M24: 29,459,860 km (0.087 R)
• M25: 31,540,766 km (0.11 R)
• M26: 33,965,598 km (0.086 R)
• M27: 34,464,956 km (0.116 R)
• M28: 41,980,902 km (0.118 R)
• M29: 44,017,229 km (0.113 R)
• M30: 49,713,916 km (0.116 R)
• M31: 53,323,862 km (0.046 R)
• M32: 53,998,399 km (0.115 R)
• M33: 54,678,620 km (0.081 R)
• M34: 57,810,751 km (0.08 R)
• M35: 61,798,731 km (0.094 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: 496 - 19,546 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit