🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 213.7

Radius: 14.7

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.66 AU - 1.06 AU

Year: 523 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,859,220 km

• M1: 207,492 km (0.05 R)
• M2: 1,144,573 km (0.105 R)
• M3: 1,980,377 km (0.091 R)
• M4: 2,528,204 km (0.069 R)
• M5: 3,106,849 km (0.118 R)
• M6: 3,889,694 km (0.049 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 96.8

Radius: 14

Gravity: 0.49 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 0.93 AU - 1.03 AU

Year: 636 Days

Day: 8.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 82.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 65,859,220 km

• M1: 174,880 km (0.086 R)
• M2: 856,897 km (0.119 R)
• M3: 1,318,705 km (0.089 R)
• M4: 2,219,135 km (0.104 R)
• M5: 2,680,195 km (0.061 R)
• M6: 3,284,870 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.5

Radius: 11.6

Gravity: 4.08 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.06 AU - 1.74 AU

Year: 1087 Days

Day: 11 Hours

Environment

Temp: -184 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,859,220 km

• M1: 144,212 km (0.069 R)
• M2: 544,237 km (0.096 R)
• M3: 1,356,853 km (0.115 R)
• M4: 1,844,243 km (0.086 R)
• M5: 2,435,902 km (0.118 R)
• M6: 3,044,765 km (0.081 R)
• M7: 3,602,915 km (0.045 R)
• M8: 4,212,078 km (0.075 R)
• M9: 4,852,357 km (0.118 R)
• M10: 5,717,481 km (0.088 R)
• M11: 6,371,224 km (0.119 R)
• M12: 7,878,721 km (0.065 R)
• M13: 8,290,265 km (0.069 R)
• M14: 8,879,531 km (0.097 R)
• M15: 9,410,903 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 389

Radius: 13.5

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 3.59 AU - 4.07 AU

Year: 4917 Days

Day: 15 Hours

Environment

Temp: -209 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,859,220 km

• M1: 167,849 km (0.102 R)
• M2: 844,330 km (0.069 R)
• M3: 1,304,194 km (0.091 R)
• M4: 2,189,514 km (0.066 R)
• M5: 2,717,745 km (0.075 R)
• M6: 4,412,090 km (0.103 R)
• M7: 5,446,410 km (0.117 R)
• M8: 6,021,314 km (0.118 R)
• M9: 10,080,054 km (0.099 R)
• M10: 14,776,829 km (0.095 R)
• M11: 15,680,849 km (0.095 R)
• M12: 18,614,762 km (0.041 R)
• M13: 19,923,145 km (0.111 R)
• M14: 21,158,824 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 939.3

Radius: 13.2

Gravity: 5.39 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 3.57 AU - 4.23 AU

Year: 5052 Days

Day: 11 Hours

Environment

Temp: -212 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 65,859,220 km

• M1: 166,951 km (0.071 R)
• M2: 583,880 km (0.116 R)
• M3: 1,450,800 km (0.111 R)
• M4: 2,283,611 km (0.094 R)
• M5: 2,836,974 km (0.083 R)
• M6: 3,858,727 km (0.112 R)
• M7: 6,324,549 km (0.09 R)
• M8: 6,894,367 km (0.118 R)
• M9: 8,060,333 km (0.06 R)
• M10: 9,059,497 km (0.062 R)
• M11: 10,595,120 km (0.07 R)
• M12: 11,943,744 km (0.073 R)
• M13: 12,400,616 km (0.108 R)
• M14: 13,134,543 km (0.091 R)
• M15: 14,346,436 km (0.034 R)
• M16: 15,691,620 km (0.093 R)
• M17: 16,240,195 km (0.074 R)
• M18: 17,376,092 km (0.088 R)
• M19: 18,295,670 km (0.114 R)
• M20: 24,671,082 km (0.097 R)
• M21: 29,628,457 km (0.028 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 612.1

Radius: 5.4

Gravity: 20.99 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 7.07 AU - 10.47 AU

Year: 17038 Days

Day: 22.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 65,859,220 km

• M1: 67,319 km (0.101 R)
• M2: 483,800 km (0.116 R)
• M3: 787,034 km (0.114 R)
• M4: 1,210,247 km (0.109 R)
• M5: 1,511,387 km (0.037 R)
• M6: 1,808,189 km (0.11 R)
• M7: 2,410,022 km (0.046 R)
• M8: 3,481,442 km (0.052 R)
• M9: 3,677,265 km (0.094 R)
• M10: 4,872,253 km (0.037 R)
• M11: 5,787,044 km (0.12 R)
• M12: 7,713,117 km (0.086 R)
• M13: 9,973,391 km (0.026 R)
• M14: 12,123,561 km (0.101 R)
• M15: 12,904,013 km (0.038 R)
• M16: 16,754,363 km (0.055 R)
• M17: 17,152,892 km (0.117 R)
• M18: 17,395,091 km (0.099 R)
• M19: 19,943,640 km (0.076 R)
• M20: 21,586,674 km (0.09 R)
• M21: 26,727,604 km (0.09 R)
• M22: 28,382,007 km (0.047 R)
• M23: 31,288,843 km (0.057 R)
• M24: 38,095,547 km (0.07 R)
• M25: 40,045,405 km (0.04 R)
• M26: 41,478,254 km (0.039 R)
• M27: 45,516,798 km (0.064 R)
• M28: 50,138,175 km (0.052 R)
• M29: 62,560,483 km (0.093 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 480 - 16,934 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit