🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 113.2

Radius: 13.9

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.58 AU - 0.64 AU

Year: 323 Days

Day: 9.8 Hours

Environment

Temp: -157 °C

Axial Tilt: 116.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,746,070 km

• M1: 172,935 km (0.119 R)
• M2: 632,649 km (0.086 R)
• M3: 1,108,221 km (0.041 R)
• M4: 1,738,178 km (0.03 R)
• M5: 2,180,239 km (0.082 R)
• M6: 2,668,527 km (0.048 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 921.3

Radius: 14.9

Gravity: 4.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.03 AU - 1.37 AU

Year: 892 Days

Day: 5.8 Hours

Environment

Temp: -183 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 43,746,070 km

• M1: 185,352 km (0.11 R)
• M2: 677,379 km (0.061 R)
• M3: 1,215,034 km (0.083 R)
• M4: 1,729,800 km (0.098 R)
• M5: 2,219,883 km (0.094 R)
• M6: 2,804,062 km (0.107 R)
• M7: 3,319,427 km (0.087 R)
• M8: 3,805,022 km (0.101 R)
• M9: 4,271,019 km (0.114 R)
• M10: 4,757,362 km (0.107 R)
• M11: 5,378,343 km (0.103 R)
• M12: 7,040,375 km (0.107 R)
• M13: 7,548,260 km (0.079 R)
• M14: 9,682,872 km (0.056 R)
• M15: 10,160,239 km (0.073 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 617.2

Radius: 13.9

Gravity: 3.19 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.48 AU - 1.64 AU

Year: 1322 Days

Day: 9.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,746,070 km

• M1: 172,935 km (0.114 R)
• M2: 617,989 km (0.065 R)
• M3: 1,062,594 km (0.112 R)
• M4: 1,557,164 km (0.091 R)
• M5: 2,016,430 km (0.095 R)
• M6: 2,506,662 km (0.051 R)
• M7: 2,994,351 km (0.102 R)
• M8: 3,469,324 km (0.068 R)
• M9: 4,970,090 km (0.104 R)
• M10: 5,473,038 km (0.051 R)
• M11: 6,581,558 km (0.087 R)
• M12: 7,065,059 km (0.091 R)
• M13: 8,049,562 km (0.076 R)
• M14: 11,869,993 km (0.083 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765

Radius: 8

Gravity: 11.95 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 5.28 AU - 7.3 AU

Year: 10700 Days

Day: 18.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 95 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 43,746,070 km

• M1: 101,128 km (0.099 R)
• M2: 960,418 km (0.111 R)
• M3: 1,365,829 km (0.108 R)
• M4: 3,062,568 km (0.05 R)
• M5: 3,946,392 km (0.031 R)
• M6: 4,373,494 km (0.086 R)
• M7: 5,353,958 km (0.086 R)
• M8: 6,397,254 km (0.063 R)
• M9: 6,707,520 km (0.071 R)
• M10: 7,316,533 km (0.043 R)
• M11: 7,656,120 km (0.041 R)
• M12: 8,597,838 km (0.056 R)
• M13: 13,774,972 km (0.106 R)
• M14: 17,986,002 km (0.098 R)
• M15: 20,716,762 km (0.07 R)
• M16: 22,446,113 km (0.114 R)
• M17: 26,784,601 km (0.108 R)
• M18: 29,255,808 km (0.086 R)
• M19: 31,651,020 km (0.116 R)
• M20: 37,200,203 km (0.105 R)
• M21: 41,195,065 km (0.084 R)
• M22: 43,641,289 km (0.084 R)
• M23: 46,182,508 km (0.058 R)

Asteroid Belt

Center: 6.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 453.2

Radius: 3.6

Gravity: 34.97 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 6.82 AU - 7.48 AU

Year: 12967 Days

Day: 16.1 Hours

Environment

Temp: -230 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,746,070 km

• M1: 49,966 km (0.097 R)
• M2: 595,100 km (0.117 R)
• M3: 1,145,770 km (0.067 R)
• M4: 1,625,530 km (0.053 R)
• M5: 2,100,205 km (0.101 R)
• M6: 2,477,640 km (0.109 R)
• M7: 3,390,187 km (0.035 R)
• M8: 4,938,076 km (0.111 R)
• M9: 6,210,406 km (0.104 R)
• M10: 7,686,039 km (0.096 R)
• M11: 7,858,526 km (0.119 R)
• M12: 8,759,255 km (0.109 R)
• M13: 13,360,137 km (0.108 R)
• M14: 13,989,196 km (0.116 R)
• M15: 19,033,038 km (0.084 R)
• M16: 28,315,586 km (0.109 R)
• M17: 38,183,061 km (0.069 R)
• M18: 39,191,052 km (0.049 R)
• M19: 43,536,870 km (0.11 R)
• M20: 45,896,178 km (0.09 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.4

Radius: 4.4

Gravity: 43.72 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 6.06 AU - 9.4 AU

Year: 14577 Days

Day: 20 Hours

Environment

Temp: -233 °C

Axial Tilt: 3.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 43,746,070 km

• M1: 86,019 km (0.116 R)
• M2: 362,476 km (0.08 R)
• M3: 797,357 km (0.045 R)
• M4: 1,026,391 km (0.079 R)
• M5: 1,202,617 km (0.078 R)
• M6: 2,139,549 km (0.11 R)
• M7: 2,322,806 km (0.108 R)
• M8: 3,215,008 km (0.099 R)
• M9: 3,825,218 km (0.035 R)
• M10: 4,004,137 km (0.065 R)
• M11: 4,157,624 km (0.084 R)
• M12: 4,641,723 km (0.076 R)
• M13: 5,055,361 km (0.045 R)
• M14: 6,870,731 km (0.114 R)
• M15: 8,068,262 km (0.114 R)
• M16: 9,560,800 km (0.114 R)
• M17: 11,107,343 km (0.1 R)
• M18: 12,419,765 km (0.091 R)
• M19: 13,282,197 km (0.086 R)
• M20: 13,624,327 km (0.11 R)
• M21: 16,030,908 km (0.096 R)
• M22: 16,654,282 km (0.098 R)
• M23: 20,374,632 km (0.086 R)
• M24: 22,043,845 km (0.094 R)
• M25: 22,814,274 km (0.068 R)
• M26: 28,829,754 km (0.044 R)
• M27: 29,867,065 km (0.112 R)
• M28: 30,690,751 km (0.119 R)
• M29: 31,771,895 km (0.115 R)
• M30: 32,506,570 km (0.083 R)
• M31: 35,167,467 km (0.12 R)
• M32: 35,953,455 km (0.114 R)
• M33: 37,560,734 km (0.12 R)
• M34: 38,658,334 km (0.108 R)
• M35: 47,899,892 km (0.106 R)
• M36: 51,001,504 km (0.109 R)
• M37: 55,989,546 km (0.072 R)
• M38: 57,420,749 km (0.044 R)
• M39: 64,747,754 km (0.079 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 234

Radius: 4.9

Gravity: 9.75 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 6.15 AU - 9.55 AU

Year: 14917 Days

Day: 22.4 Hours

Environment

Temp: -224 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 43,746,070 km

• M1: 60,886 km (0.086 R)
• M2: 303,235 km (0.089 R)
• M3: 471,383 km (0.106 R)
• M4: 1,159,832 km (0.101 R)
• M5: 1,839,306 km (0.06 R)
• M6: 2,202,679 km (0.047 R)
• M7: 2,439,193 km (0.077 R)
• M8: 2,814,983 km (0.113 R)
• M9: 3,510,015 km (0.1 R)
• M10: 4,148,798 km (0.111 R)
• M11: 4,396,831 km (0.108 R)
• M12: 5,958,633 km (0.11 R)
• M13: 6,382,294 km (0.111 R)
• M14: 7,368,742 km (0.034 R)
• M15: 7,940,057 km (0.052 R)
• M16: 8,409,345 km (0.085 R)
• M17: 8,672,937 km (0.098 R)
• M18: 8,851,706 km (0.106 R)
• M19: 9,170,499 km (0.1 R)
• M20: 10,025,451 km (0.054 R)
• M21: 11,783,226 km (0.111 R)
• M22: 12,393,286 km (0.055 R)
• M23: 12,792,264 km (0.114 R)
• M24: 13,377,042 km (0.095 R)
• M25: 16,230,771 km (0.117 R)
• M26: 19,772,500 km (0.118 R)
• M27: 20,238,647 km (0.096 R)
• M28: 23,535,934 km (0.098 R)
• M29: 25,585,125 km (0.047 R)
• M30: 28,138,911 km (0.091 R)
• M31: 32,120,159 km (0.104 R)
• M32: 35,769,150 km (0.06 R)
• M33: 36,113,973 km (0.072 R)
• M34: 36,927,187 km (0.088 R)
• M35: 39,685,024 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 15,030 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit