🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.5

Radius: 11.5

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 0.5 AU - 0.62 AU

Year: 279 Days

Day: 13.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 45.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (4)

Outer Limit: 79,489,597 km

• M1: 143,016 km (0.099 R)
• M2: 562,039 km (0.087 R)
• M3: 1,057,208 km (0.073 R)
• M4: 2,424,981 km (0.053 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.3

Radius: 9

Gravity: 11.18 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.57 AU - 0.63 AU

Year: 310 Days

Day: 8.4 Hours

Environment

Temp: -160 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 79,489,597 km

• M1: 112,049 km (0.114 R)
• M2: 459,415 km (0.096 R)
• M3: 1,253,331 km (0.074 R)
• M4: 1,694,645 km (0.043 R)
• M5: 2,186,373 km (0.115 R)
• M6: 2,559,021 km (0.118 R)
• M7: 2,953,062 km (0.11 R)
• M8: 3,274,697 km (0.113 R)
• M9: 3,888,348 km (0.039 R)
• M10: 4,718,018 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.7

Radius: 14

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.69 AU - 0.69 AU

Year: 382 Days

Day: 8.9 Hours

Environment

Temp: -148 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 79,489,597 km

• M1: 174,132 km (0.11 R)
• M2: 840,291 km (0.113 R)
• M3: 1,275,771 km (0.106 R)
• M4: 1,868,926 km (0.083 R)
• M5: 2,411,069 km (0.119 R)
• M6: 2,866,894 km (0.073 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 468.6

Radius: 12.5

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 2.72 AU - 2.76 AU

Year: 3025 Days

Day: 10.3 Hours

Environment

Temp: -202 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 79,489,597 km

• M1: 155,432 km (0.119 R)
• M2: 569,818 km (0.048 R)
• M3: 1,191,098 km (0.109 R)
• M4: 2,644,442 km (0.119 R)
• M5: 3,330,049 km (0.112 R)
• M6: 3,743,687 km (0.114 R)
• M7: 4,418,672 km (0.078 R)
• M8: 5,057,156 km (0.105 R)
• M9: 5,756,376 km (0.108 R)
• M10: 8,473,672 km (0.079 R)
• M11: 8,941,315 km (0.112 R)
• M12: 9,965,013 km (0.065 R)
• M13: 10,638,653 km (0.083 R)
• M14: 13,551,323 km (0.055 R)
• M15: 16,033,451 km (0.111 R)
• M16: 16,750,324 km (0.072 R)
• M17: 17,703,412 km (0.113 R)
• M18: 18,917,100 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 325.6

Radius: 9.4

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 2.39 AU - 3.93 AU

Year: 3746 Days

Day: 5.5 Hours

Environment

Temp: -222 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 79,489,597 km

• M1: 116,986 km (0.109 R)
• M2: 444,904 km (0.088 R)
• M3: 1,135,897 km (0.112 R)
• M4: 1,538,165 km (0.079 R)
• M5: 1,842,597 km (0.118 R)
• M6: 2,135,809 km (0.101 R)
• M7: 2,561,265 km (0.097 R)
• M8: 3,092,338 km (0.063 R)
• M9: 5,398,688 km (0.104 R)
• M10: 7,480,043 km (0.087 R)
• M11: 9,463,711 km (0.094 R)
• M12: 10,692,657 km (0.102 R)
• M13: 12,535,853 km (0.08 R)
• M14: 13,150,102 km (0.094 R)
• M15: 16,735,514 km (0.109 R)
• M16: 18,695,096 km (0.047 R)
• M17: 19,093,176 km (0.034 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.9

Radius: 7.7

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.56 AU - 10.22 AU

Year: 17676 Days

Day: 23.2 Hours

Environment

Temp: -230 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 79,489,597 km

• M1: 96,042 km (0.042 R)
• M2: 528,529 km (0.087 R)
• M3: 863,030 km (0.107 R)
• M4: 1,139,337 km (0.09 R)
• M5: 1,801,458 km (0.106 R)
• M6: 2,821,266 km (0.072 R)
• M7: 3,862,019 km (0.106 R)
• M8: 4,951,690 km (0.116 R)
• M9: 5,607,826 km (0.079 R)
• M10: 12,049,959 km (0.119 R)
• M11: 12,806,924 km (0.089 R)
• M12: 13,377,042 km (0.102 R)
• M13: 16,651,589 km (0.082 R)
• M14: 17,677,083 km (0.062 R)
• M15: 18,744,164 km (0.111 R)
• M16: 19,665,687 km (0.091 R)
• M17: 22,714,342 km (0.103 R)
• M18: 25,280,694 km (0.076 R)
• M19: 25,838,694 km (0.081 R)
• M20: 29,483,048 km (0.059 R)
• M21: 35,640,197 km (0.07 R)
• M22: 37,339,180 km (0.078 R)
• M23: 37,917,376 km (0.071 R)
• M24: 38,943,467 km (0.112 R)
• M25: 42,759,410 km (0.075 R)
• M26: 43,551,381 km (0.09 R)
• M27: 46,650,450 km (0.059 R)
• M28: 50,418,671 km (0.057 R)
• M29: 51,480,666 km (0.066 R)
• M30: 52,738,186 km (0.106 R)
• M31: 55,127,863 km (0.1 R)
• M32: 59,530,977 km (0.083 R)
• M33: 63,750,983 km (0.072 R)
• M34: 64,369,570 km (0.064 R)
• M35: 67,309,767 km (0.083 R)
• M36: 69,463,976 km (0.081 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 14,986 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit