🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.56 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 687

Radius: 10.1

Gravity: 6.73 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.92 AU - 1.32 AU

Year: 790 Days

Day: 14.1 Hours

Environment

Temp: -171 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,229,482 km

• M1: 125,662 km (0.116 R)
• M2: 441,463 km (0.09 R)
• M3: 803,789 km (0.107 R)
• M4: 1,378,993 km (0.095 R)
• M5: 2,007,155 km (0.118 R)
• M6: 3,404,249 km (0.099 R)
• M7: 3,742,191 km (0.089 R)
• M8: 6,433,756 km (0.115 R)
• M9: 8,224,442 km (0.037 R)
• M10: 8,680,865 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.7

Radius: 10.3

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.13 AU - 1.13 AU

Year: 801 Days

Day: 12.5 Hours

Environment

Temp: -186 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 91,229,482 km

• M1: 128,205 km (0.117 R)
• M2: 565,031 km (0.028 R)
• M3: 1,056,011 km (0.065 R)
• M4: 1,611,019 km (0.086 R)
• M5: 2,128,329 km (0.1 R)
• M6: 2,558,572 km (0.117 R)
• M7: 4,418,822 km (0.097 R)
• M8: 6,083,547 km (0.103 R)
• M9: 7,388,190 km (0.06 R)
• M10: 8,156,076 km (0.117 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.4

Radius: 11

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.01 AU - 1.27 AU

Year: 812 Days

Day: 5.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 91,229,482 km

• M1: 136,732 km (0.104 R)
• M2: 544,985 km (0.088 R)
• M3: 1,065,586 km (0.081 R)
• M4: 1,489,696 km (0.107 R)
• M5: 2,515,339 km (0.11 R)
• M6: 3,292,948 km (0.119 R)
• M7: 3,650,786 km (0.063 R)
• M8: 4,785,935 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920

Radius: 12.4

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.21 AU - 1.91 AU

Year: 1299 Days

Day: 12.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 91,229,482 km

• M1: 154,684 km (0.077 R)
• M2: 601,982 km (0.098 R)
• M3: 1,025,493 km (0.086 R)
• M4: 1,511,537 km (0.079 R)
• M5: 2,289,745 km (0.088 R)
• M6: 2,894,868 km (0.12 R)
• M7: 3,523,927 km (0.088 R)
• M8: 5,677,987 km (0.07 R)
• M9: 6,088,633 km (0.115 R)
• M10: 6,767,060 km (0.067 R)
• M11: 8,449,437 km (0.081 R)
• M12: 9,078,048 km (0.039 R)
• M13: 9,866,877 km (0.098 R)
• M14: 10,328,387 km (0.093 R)
• M15: 10,735,293 km (0.068 R)
• M16: 12,585,818 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 518.5

Radius: 9.2

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.83 AU - 2.53 AU

Year: 2146 Days

Day: 10.5 Hours

Environment

Temp: -205 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,229,482 km

• M1: 115,490 km (0.106 R)
• M2: 441,314 km (0.026 R)
• M3: 780,901 km (0.072 R)
• M4: 1,266,196 km (0.103 R)
• M5: 1,607,878 km (0.119 R)
• M6: 1,909,916 km (0.06 R)
• M7: 2,415,706 km (0.072 R)
• M8: 2,772,049 km (0.054 R)
• M9: 3,085,306 km (0.109 R)
• M10: 3,765,827 km (0.092 R)
• M11: 4,665,509 km (0.112 R)
• M12: 5,089,320 km (0.054 R)
• M13: 5,772,982 km (0.12 R)
• M14: 6,620,454 km (0.085 R)
• M15: 7,605,705 km (0.119 R)
• M16: 8,044,027 km (0.072 R)
• M17: 9,627,820 km (0.09 R)
• M18: 10,493,243 km (0.026 R)
• M19: 11,222,084 km (0.049 R)
• M20: 12,780,744 km (0.108 R)
• M21: 13,191,989 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 437.1

Radius: 14.5

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.08 AU - 2.34 AU

Year: 2191 Days

Day: 5.4 Hours

Environment

Temp: -196 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 91,229,482 km

• M1: 180,265 km (0.082 R)
• M2: 815,608 km (0.063 R)
• M3: 1,342,042 km (0.081 R)
• M4: 1,912,908 km (0.109 R)
• M5: 2,513,394 km (0.1 R)
• M6: 3,207,977 km (0.104 R)
• M7: 5,991,844 km (0.067 R)
• M8: 6,633,319 km (0.105 R)
• M9: 7,569,203 km (0.108 R)
• M10: 8,560,888 km (0.079 R)
• M11: 9,736,727 km (0.062 R)
• M12: 12,021,685 km (0.105 R)
• M13: 12,803,783 km (0.106 R)
• M14: 13,495,224 km (0.046 R)

Planet 7 - Ice Giant

Semi-Major Axis: 10.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.2

Radius: 7.2

Gravity: 19.02 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.03 AU - 11.47 AU

Year: 21883 Days

Day: 20.1 Hours

Environment

Temp: -241 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 91,229,482 km

• M1: 94,995 km (0.063 R)
• M2: 397,182 km (0.088 R)
• M3: 786,286 km (0.08 R)
• M4: 2,199,388 km (0.117 R)
• M5: 4,412,988 km (0.081 R)
• M6: 8,903,018 km (0.027 R)
• M7: 9,981,020 km (0.114 R)
• M8: 10,877,860 km (0.085 R)
• M9: 12,037,692 km (0.095 R)
• M10: 13,967,654 km (0.066 R)
• M11: 14,681,385 km (0.109 R)
• M12: 26,173,045 km (0.052 R)
• M13: 30,817,760 km (0.059 R)
• M14: 34,249,236 km (0.118 R)
• M15: 36,130,579 km (0.098 R)
• M16: 37,021,583 km (0.104 R)
• M17: 37,927,249 km (0.058 R)
• M18: 41,697,863 km (0.053 R)
• M19: 46,230,230 km (0.092 R)
• M20: 48,884,695 km (0.105 R)
• M21: 55,078,944 km (0.065 R)
• M22: 55,863,585 km (0.08 R)
• M23: 57,054,384 km (0.108 R)
• M24: 59,281,447 km (0.071 R)
• M25: 60,520,267 km (0.117 R)
• M26: 63,692,789 km (0.102 R)
• M27: 64,557,166 km (0.087 R)
• M28: 86,659,952 km (0.079 R)
• M29: 89,869,275 km (0.097 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 304 - 15,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit