🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.7

Radius: 12.5

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.55 AU - 0.61 AU

Year: 305 Days

Day: 9.8 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 61,678,064 km

• M1: 155,432 km (0.064 R)
• M2: 655,987 km (0.073 R)
• M3: 1,122,882 km (0.103 R)
• M4: 1,528,890 km (0.112 R)
• M5: 1,957,189 km (0.101 R)
• M6: 2,466,570 km (0.108 R)
• M7: 3,380,613 km (0.092 R)
• M8: 3,916,472 km (0.08 R)
• M9: 4,704,853 km (0.055 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.8

Radius: 10.1

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.75 AU - 1.01 AU

Year: 570 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 159.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 61,678,064 km

• M1: 125,662 km (0.075 R)
• M2: 449,542 km (0.098 R)
• M3: 854,952 km (0.112 R)
• M4: 1,339,350 km (0.071 R)
• M5: 1,748,799 km (0.078 R)
• M6: 2,159,146 km (0.066 R)
• M7: 2,738,389 km (0.097 R)
• M8: 3,105,801 km (0.059 R)
• M9: 3,927,243 km (0.094 R)
• M10: 4,531,020 km (0.105 R)
• M11: 4,951,091 km (0.113 R)
• M12: 5,329,275 km (0.11 R)
• M13: 5,691,451 km (0.109 R)
• M14: 6,218,484 km (0.109 R)
• M15: 6,679,096 km (0.1 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.8

Radius: 11.2

Gravity: 3.12 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.01 AU - 1.45 AU

Year: 942 Days

Day: 11.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 61,678,064 km

• M1: 140,622 km (0.061 R)
• M2: 507,586 km (0.117 R)
• M3: 932,444 km (0.103 R)
• M4: 2,393,566 km (0.045 R)
• M5: 3,721,247 km (0.081 R)
• M6: 5,252,830 km (0.094 R)
• M7: 5,712,993 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 725.2

Radius: 8.1

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 1.12 AU - 1.6 AU

Year: 1095 Days

Day: 9.1 Hours

Environment

Temp: -178 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 61,678,064 km

• M1: 100,979 km (0.078 R)
• M2: 385,215 km (0.039 R)
• M3: 648,357 km (0.09 R)
• M4: 981,661 km (0.067 R)
• M5: 1,356,853 km (0.11 R)
• M6: 1,731,595 km (0.09 R)
• M7: 2,262,369 km (0.051 R)
• M8: 2,603,153 km (0.037 R)
• M9: 2,871,082 km (0.112 R)
• M10: 3,584,365 km (0.103 R)
• M11: 4,499,904 km (0.093 R)
• M12: 4,944,958 km (0.058 R)
• M13: 5,752,038 km (0.12 R)
• M14: 7,172,320 km (0.075 R)
• M15: 7,446,832 km (0.062 R)
• M16: 9,127,714 km (0.113 R)
• M17: 9,420,776 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 818.5

Radius: 15

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.33 AU - 1.71 AU

Year: 1294 Days

Day: 12.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 61,678,064 km

• M1: 189,092 km (0.051 R)
• M2: 912,547 km (0.109 R)
• M3: 1,492,538 km (0.084 R)
• M4: 2,355,119 km (0.048 R)
• M5: 3,183,891 km (0.112 R)
• M6: 4,165,403 km (0.07 R)
• M7: 4,641,573 km (0.087 R)
• M8: 5,174,890 km (0.084 R)
• M9: 5,683,223 km (0.108 R)
• M10: 6,248,254 km (0.057 R)
• M11: 7,678,709 km (0.119 R)
• M12: 8,229,379 km (0.117 R)
• M13: 8,747,436 km (0.077 R)
• M14: 9,226,299 km (0.084 R)
• M15: 10,041,907 km (0.084 R)
• M16: 10,567,444 km (0.035 R)
• M17: 11,531,453 km (0.071 R)
• M18: 12,742,148 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.2

Radius: 13.1

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 2.53 AU - 3.17 AU

Year: 3321 Days

Day: 7.8 Hours

Environment

Temp: -208 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 61,678,064 km

• M1: 162,912 km (0.099 R)
• M2: 597,943 km (0.107 R)
• M3: 1,080,545 km (0.115 R)
• M4: 1,593,068 km (0.065 R)
• M5: 2,015,083 km (0.082 R)
• M6: 2,483,025 km (0.032 R)
• M7: 3,780,338 km (0.086 R)
• M8: 4,455,773 km (0.065 R)
• M9: 5,335,707 km (0.117 R)
• M10: 6,328,289 km (0.092 R)
• M11: 7,096,923 km (0.06 R)
• M12: 7,568,007 km (0.098 R)
• M13: 8,749,531 km (0.113 R)
• M14: 9,552,871 km (0.083 R)
• M15: 10,524,809 km (0.093 R)
• M16: 11,014,293 km (0.077 R)
• M17: 15,810,849 km (0.082 R)
• M18: 16,617,182 km (0.08 R)
• M19: 21,846,076 km (0.111 R)
• M20: 22,442,822 km (0.074 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 793.9

Radius: 7.8

Gravity: 13.05 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 5.63 AU - 8.93 AU

Year: 13558 Days

Day: 22.8 Hours

Environment

Temp: -241 °C

Axial Tilt: 44.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 61,678,064 km

• M1: 96,939 km (0.1 R)
• M2: 450,140 km (0.097 R)
• M3: 875,896 km (0.102 R)
• M4: 1,179,280 km (0.095 R)
• M5: 1,793,230 km (0.115 R)
• M6: 2,172,161 km (0.114 R)
• M7: 2,714,753 km (0.07 R)
• M8: 3,502,834 km (0.031 R)
• M9: 5,974,490 km (0.113 R)
• M10: 7,122,355 km (0.051 R)
• M11: 7,794,647 km (0.065 R)
• M12: 8,122,416 km (0.101 R)
• M13: 8,856,044 km (0.067 R)
• M14: 11,743,134 km (0.054 R)
• M15: 12,174,424 km (0.099 R)
• M16: 13,003,496 km (0.081 R)
• M17: 14,491,247 km (0.081 R)
• M18: 19,977,150 km (0.095 R)
• M19: 22,986,311 km (0.03 R)
• M20: 24,548,711 km (0.118 R)
• M21: 25,457,967 km (0.102 R)
• M22: 26,494,381 km (0.083 R)
• M23: 33,433,479 km (0.097 R)
• M24: 35,435,696 km (0.12 R)
• M25: 35,948,368 km (0.039 R)
• M26: 40,230,308 km (0.086 R)
• M27: 43,217,778 km (0.053 R)
• M28: 45,139,362 km (0.075 R)
• M29: 51,736,479 km (0.076 R)
• M30: 54,580,035 km (0.115 R)
• M31: 55,953,493 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 313 - 12,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit