🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.7

Radius: 11.9

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 364 Days

Day: 13.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,355,690 km

• M1: 148,401 km (0.115 R)
• M2: 524,640 km (0.118 R)
• M3: 1,088,325 km (0.03 R)
• M4: 1,585,139 km (0.113 R)
• M5: 1,995,785 km (0.098 R)
• M6: 2,382,496 km (0.049 R)
• M7: 3,037,884 km (0.114 R)
• M8: 3,554,445 km (0.056 R)
• M9: 4,078,786 km (0.105 R)
• M10: 4,627,212 km (0.087 R)

Asteroid Belt

Center: 1.29 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 849.2

Radius: 14.5

Gravity: 4.04 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.41 AU - 2.35 AU

Year: 1639 Days

Day: 13.5 Hours

Environment

Temp: -197 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,355,690 km

• M1: 180,415 km (0.069 R)
• M2: 689,197 km (0.101 R)
• M3: 1,207,853 km (0.098 R)
• M4: 1,732,643 km (0.101 R)
• M5: 2,527,306 km (0.088 R)
• M6: 3,017,688 km (0.08 R)
• M7: 3,488,922 km (0.085 R)
• M8: 4,846,821 km (0.106 R)
• M9: 5,964,318 km (0.066 R)
• M10: 6,558,819 km (0.108 R)
• M11: 7,357,522 km (0.101 R)
• M12: 8,989,785 km (0.045 R)
• M13: 9,573,217 km (0.108 R)
• M14: 10,285,901 km (0.068 R)
• M15: 10,816,375 km (0.095 R)
• M16: 11,514,698 km (0.087 R)
• M17: 12,125,805 km (0.098 R)
• M18: 13,496,720 km (0.119 R)
• M19: 14,789,993 km (0.057 R)

Planet 3 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 591.6

Radius: 4.3

Gravity: 32 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 6 AU - 9.98 AU

Year: 14360 Days

Day: 21.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 31.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 64,355,690 km

• M1: 54,154 km (0.092 R)
• M2: 282,441 km (0.116 R)
• M3: 646,562 km (0.118 R)
• M4: 1,097,450 km (0.079 R)
• M5: 1,543,700 km (0.107 R)
• M6: 2,852,981 km (0.058 R)
• M7: 3,314,640 km (0.065 R)
• M8: 4,478,063 km (0.113 R)
• M9: 5,703,568 km (0.05 R)
• M10: 6,041,660 km (0.106 R)
• M11: 9,450,097 km (0.1 R)
• M12: 14,637,254 km (0.036 R)
• M13: 15,847,950 km (0.108 R)
• M14: 24,640,265 km (0.1 R)
• M15: 26,553,921 km (0.113 R)
• M16: 26,969,055 km (0.088 R)
• M17: 28,672,975 km (0.081 R)
• M18: 33,726,391 km (0.075 R)
• M19: 34,952,196 km (0.067 R)
• M20: 41,113,085 km (0.11 R)
• M21: 46,443,557 km (0.088 R)
• M22: 48,420,642 km (0.106 R)
• M23: 56,036,071 km (0.103 R)
• M24: 56,890,275 km (0.093 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 570.9

Radius: 5

Gravity: 22.84 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 7.01 AU - 9.69 AU

Year: 15341 Days

Day: 23.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 10.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,355,690 km

• M1: 62,233 km (0.095 R)
• M2: 252,521 km (0.116 R)
• M3: 417,677 km (0.088 R)
• M4: 709,094 km (0.053 R)
• M5: 911,649 km (0.094 R)
• M6: 1,203,066 km (0.117 R)
• M7: 1,616,704 km (0.066 R)
• M8: 2,255,637 km (0.106 R)
• M9: 3,728,278 km (0.037 R)
• M10: 4,284,633 km (0.083 R)
• M11: 4,631,101 km (0.054 R)
• M12: 6,011,441 km (0.109 R)
• M13: 6,325,148 km (0.04 R)
• M14: 7,420,653 km (0.119 R)
• M15: 8,013,210 km (0.08 R)
• M16: 8,686,251 km (0.053 R)
• M17: 10,034,726 km (0.11 R)
• M18: 11,757,196 km (0.053 R)
• M19: 14,278,518 km (0.065 R)
• M20: 18,992,497 km (0.068 R)
• M21: 19,159,747 km (0.08 R)
• M22: 19,667,482 km (0.089 R)
• M23: 20,621,468 km (0.103 R)
• M24: 22,715,389 km (0.078 R)
• M25: 24,647,745 km (0.102 R)
• M26: 28,397,416 km (0.098 R)
• M27: 49,057,031 km (0.106 R)
• M28: 53,425,140 km (0.084 R)
• M29: 55,789,085 km (0.076 R)
• M30: 59,464,106 km (0.107 R)
• M31: 59,643,025 km (0.099 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 605.9

Radius: 7.5

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 7.81 AU - 9.75 AU

Year: 16542 Days

Day: 21.1 Hours

Environment

Temp: -236 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,355,690 km

• M1: 116,238 km (0.041 R)
• M2: 426,055 km (0.107 R)
• M3: 777,610 km (0.117 R)
• M4: 1,459,028 km (0.107 R)
• M5: 2,596,869 km (0.052 R)
• M6: 3,846,909 km (0.032 R)
• M7: 4,686,303 km (0.082 R)
• M8: 5,274,223 km (0.078 R)
• M9: 5,680,082 km (0.039 R)
• M10: 6,307,645 km (0.096 R)
• M11: 7,067,751 km (0.078 R)
• M12: 8,030,115 km (0.096 R)
• M13: 8,320,334 km (0.077 R)
• M14: 8,567,769 km (0.07 R)
• M15: 9,129,060 km (0.117 R)
• M16: 10,901,945 km (0.096 R)
• M17: 14,679,590 km (0.107 R)
• M18: 16,009,366 km (0.093 R)
• M19: 16,547,469 km (0.088 R)
• M20: 17,417,530 km (0.083 R)
• M21: 22,324,789 km (0.118 R)
• M22: 23,288,349 km (0.063 R)
• M23: 24,683,798 km (0.083 R)
• M24: 25,401,868 km (0.079 R)
• M25: 28,638,268 km (0.102 R)
• M26: 31,537,176 km (0.096 R)
• M27: 31,897,557 km (0.051 R)
• M28: 33,243,040 km (0.083 R)
• M29: 34,118,637 km (0.081 R)
• M30: 52,117,355 km (0.103 R)
• M31: 54,324,821 km (0.117 R)
• M32: 56,417,247 km (0.096 R)
• M33: 57,126,340 km (0.1 R)
• M34: 61,507,015 km (0.059 R)
• M35: 62,447,088 km (0.118 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 169 - 15,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit