🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.5

Radius: 11

Gravity: 6.38 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.81 AU - 0.83 AU

Year: 522 Days

Day: 14.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,229,504 km

• M1: 136,882 km (0.111 R)
• M2: 502,798 km (0.113 R)
• M3: 1,218,475 km (0.066 R)
• M4: 1,642,136 km (0.086 R)
• M5: 1,986,959 km (0.068 R)
• M6: 2,371,276 km (0.034 R)
• M7: 2,916,261 km (0.053 R)
• M8: 3,329,001 km (0.114 R)
• M9: 3,753,859 km (0.062 R)
• M10: 4,157,026 km (0.051 R)
• M11: 4,936,580 km (0.078 R)
• M12: 5,883,684 km (0.074 R)
• M13: 6,705,276 km (0.11 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.7

Radius: 14.7

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.82 AU - 1.14 AU

Year: 682 Days

Day: 13.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 30,229,504 km

• M1: 187,297 km (0.055 R)
• M2: 680,371 km (0.099 R)
• M3: 1,161,927 km (0.051 R)
• M4: 1,849,329 km (0.102 R)
• M5: 2,333,727 km (0.103 R)
• M6: 3,093,983 km (0.116 R)
• M7: 4,314,552 km (0.112 R)
• M8: 4,992,829 km (0.095 R)
• M9: 5,741,716 km (0.088 R)
• M10: 6,341,603 km (0.08 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.8

Radius: 8.6

Gravity: 8.85 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1.57 AU - 2.55 AU

Year: 2078 Days

Day: 11.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 30,229,504 km

• M1: 106,962 km (0.114 R)
• M2: 396,285 km (0.095 R)
• M3: 900,729 km (0.067 R)
• M4: 1,335,161 km (0.06 R)
• M5: 1,848,880 km (0.107 R)
• M6: 2,543,613 km (0.106 R)
• M7: 3,252,557 km (0.083 R)
• M8: 4,301,687 km (0.061 R)
• M9: 5,282,600 km (0.097 R)
• M10: 7,078,822 km (0.112 R)
• M11: 8,191,680 km (0.04 R)
• M12: 8,566,124 km (0.088 R)
• M13: 9,083,284 km (0.053 R)
• M14: 11,058,574 km (0.034 R)
• M15: 13,389,458 km (0.085 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 710.4

Radius: 14.1

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 2.29 AU - 3.27 AU

Year: 3258 Days

Day: 11 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,229,504 km

• M1: 175,628 km (0.044 R)
• M2: 670,498 km (0.077 R)
• M3: 1,119,740 km (0.061 R)
• M4: 1,656,348 km (0.072 R)
• M5: 2,452,807 km (0.112 R)
• M6: 2,957,251 km (0.105 R)
• M7: 3,531,108 km (0.051 R)
• M8: 4,222,101 km (0.114 R)
• M9: 6,321,258 km (0.096 R)
• M10: 6,940,444 km (0.074 R)
• M11: 8,543,534 km (0.068 R)
• M12: 9,044,089 km (0.091 R)
• M13: 12,562,332 km (0.09 R)
• M14: 13,736,076 km (0.095 R)
• M15: 14,176,044 km (0.11 R)
• M16: 15,291,595 km (0.108 R)
• M17: 18,572,127 km (0.116 R)
• M18: 19,110,829 km (0.083 R)
• M19: 20,471,721 km (0.109 R)
• M20: 22,700,729 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 453.9

Radius: 14

Gravity: 2.32 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.53 AU - 3.17 AU

Year: 3382 Days

Day: 14.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 30,229,504 km

• M1: 174,282 km (0.092 R)
• M2: 820,844 km (0.086 R)
• M3: 1,394,851 km (0.11 R)
• M4: 1,840,951 km (0.092 R)
• M5: 2,525,661 km (0.12 R)
• M6: 3,018,137 km (0.097 R)
• M7: 3,878,923 km (0.086 R)
• M8: 4,649,651 km (0.063 R)
• M9: 5,446,110 km (0.061 R)
• M10: 9,499,166 km (0.119 R)
• M11: 9,976,981 km (0.118 R)
• M12: 16,824,525 km (0.076 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 718.8

Radius: 12.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 4.1 AU - 4.42 AU

Year: 6180 Days

Day: 6.6 Hours

Environment

Temp: -225 °C

Axial Tilt: 28.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,229,504 km

• M1: 155,432 km (0.053 R)
• M2: 660,325 km (0.099 R)
• M3: 1,408,464 km (0.059 R)
• M4: 3,214,559 km (0.085 R)
• M5: 3,950,281 km (0.095 R)
• M6: 4,371,549 km (0.087 R)
• M7: 5,543,499 km (0.086 R)
• M8: 5,945,917 km (0.107 R)
• M9: 6,844,701 km (0.104 R)
• M10: 7,947,237 km (0.084 R)
• M11: 8,663,661 km (0.057 R)
• M12: 9,908,017 km (0.117 R)
• M13: 10,596,616 km (0.092 R)
• M14: 13,956,285 km (0.051 R)
• M15: 14,881,248 km (0.03 R)
• M16: 15,540,526 km (0.033 R)
• M17: 17,901,928 km (0.102 R)
• M18: 22,380,141 km (0.081 R)
• M19: 24,793,902 km (0.036 R)
• M20: 27,823,558 km (0.061 R)
• M21: 32,070,792 km (0.098 R)
• M22: 32,868,597 km (0.061 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 149.5

Radius: 4

Gravity: 9.34 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 4.89 AU - 7.41 AU

Year: 10721 Days

Day: 20.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 30,229,504 km

• M1: 50,115 km (0.111 R)
• M2: 182,809 km (0.101 R)
• M3: 748,438 km (0.089 R)
• M4: 2,449,216 km (0.104 R)
• M5: 4,593,851 km (0.097 R)
• M6: 6,343,099 km (0.055 R)
• M7: 8,453,177 km (0.106 R)
• M8: 9,497,370 km (0.083 R)
• M9: 10,268,847 km (0.112 R)
• M10: 15,156,658 km (0.059 R)
• M11: 18,194,093 km (0.099 R)
• M12: 18,979,183 km (0.118 R)
• M13: 23,169,269 km (0.115 R)
• M14: 23,397,406 km (0.055 R)
• M15: 26,667,466 km (0.111 R)
• M16: 28,022,075 km (0.117 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 322 - 16,914 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit