🌌 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: 158

Radius: 10.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.63 AU - 1.01 AU

Year: 479 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 91,509,260 km

• M1: 134,339 km (0.113 R)
• M2: 540,796 km (0.047 R)
• M3: 923,168 km (0.087 R)
• M4: 1,864,139 km (0.057 R)
• M5: 2,237,386 km (0.075 R)
• M6: 3,012,752 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 746.4

Radius: 8.3

Gravity: 10.83 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.9 AU - 1.12 AU

Year: 655 Days

Day: 14.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 91,509,260 km

• M1: 103,223 km (0.037 R)
• M2: 379,979 km (0.042 R)
• M3: 719,416 km (0.115 R)
• M4: 1,017,415 km (0.062 R)
• M5: 1,294,919 km (0.072 R)
• M6: 1,607,878 km (0.077 R)
• M7: 1,917,396 km (0.096 R)
• M8: 2,177,995 km (0.057 R)
• M9: 2,580,862 km (0.086 R)
• M10: 3,082,015 km (0.113 R)
• M11: 3,375,826 km (0.109 R)
• M12: 4,435,278 km (0.065 R)
• M13: 4,694,381 km (0.098 R)
• M14: 5,834,616 km (0.112 R)
• M15: 7,083,758 km (0.065 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.1

Radius: 10.1

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 3 AU - 4.38 AU

Year: 4577 Days

Day: 5 Hours

Environment

Temp: -211 °C

Axial Tilt: 44.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 91,509,260 km

• M1: 129,103 km (0.102 R)
• M2: 497,114 km (0.113 R)
• M3: 969,693 km (0.108 R)
• M4: 1,710,203 km (0.117 R)
• M5: 2,204,325 km (0.043 R)
• M6: 2,609,585 km (0.093 R)
• M7: 3,047,907 km (0.103 R)
• M8: 3,571,799 km (0.054 R)
• M9: 3,953,573 km (0.081 R)
• M10: 5,290,379 km (0.105 R)
• M11: 6,155,204 km (0.112 R)
• M12: 6,593,526 km (0.109 R)
• M13: 7,718,652 km (0.117 R)
• M14: 8,228,930 km (0.114 R)
• M15: 8,659,922 km (0.118 R)
• M16: 11,285,963 km (0.1 R)
• M17: 12,802,137 km (0.083 R)
• M18: 14,025,100 km (0.117 R)
• M19: 14,689,165 km (0.114 R)
• M20: 15,926,937 km (0.055 R)
• M21: 18,608,928 km (0.085 R)
• M22: 19,064,304 km (0.119 R)
• M23: 19,527,160 km (0.098 R)

Planet 4 - Ice Giant

Semi-Major Axis: 10.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 51.4

Radius: 4.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 8.22 AU - 13.22 AU

Year: 22662 Days

Day: 19.9 Hours

Environment

Temp: -231 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 91,509,260 km

• M1: 55,800 km (0.063 R)
• M2: 197,320 km (0.074 R)
• M3: 725,101 km (0.115 R)
• M4: 1,143,227 km (0.12 R)
• M5: 1,387,670 km (0.054 R)
• M6: 2,267,006 km (0.062 R)
• M7: 4,304,380 km (0.072 R)
• M8: 5,692,498 km (0.054 R)
• M9: 8,274,857 km (0.101 R)
• M10: 9,618,993 km (0.094 R)
• M11: 10,670,667 km (0.052 R)
• M12: 11,396,515 km (0.102 R)
• M13: 11,796,690 km (0.091 R)
• M14: 18,563,151 km (0.079 R)
• M15: 20,184,941 km (0.113 R)
• M16: 21,442,760 km (0.063 R)
• M17: 24,195,062 km (0.027 R)
• M18: 25,443,456 km (0.1 R)
• M19: 26,821,701 km (0.105 R)
• M20: 27,351,278 km (0.119 R)

Planet 5 - Ice Giant

Semi-Major Axis: 10.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 920.3

Radius: 3.5

Gravity: 75.13 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 8.13 AU - 13.37 AU

Year: 22758 Days

Day: 18.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 91,509,260 km

• M1: 43,533 km (0.114 R)
• M2: 158,723 km (0.111 R)
• M3: 283,937 km (0.094 R)
• M4: 1,057,807 km (0.068 R)
• M5: 1,200,523 km (0.119 R)
• M6: 1,507,199 km (0.107 R)
• M7: 1,764,956 km (0.093 R)
• M8: 3,125,698 km (0.113 R)
• M9: 3,799,487 km (0.102 R)
• M10: 4,135,633 km (0.065 R)
• M11: 4,601,780 km (0.116 R)
• M12: 6,393,663 km (0.098 R)
• M13: 6,723,676 km (0.112 R)
• M14: 6,917,256 km (0.106 R)
• M15: 10,032,931 km (0.099 R)
• M16: 11,070,093 km (0.077 R)
• M17: 13,507,042 km (0.073 R)
• M18: 14,526,252 km (0.08 R)
• M19: 14,849,833 km (0.084 R)
• M20: 16,279,091 km (0.063 R)
• M21: 18,355,060 km (0.073 R)
• M22: 19,603,155 km (0.107 R)
• M23: 21,009,375 km (0.112 R)
• M24: 22,267,045 km (0.08 R)
• M25: 25,394,837 km (0.082 R)
• M26: 27,924,238 km (0.094 R)
• M27: 28,424,343 km (0.103 R)
• M28: 28,803,275 km (0.07 R)
• M29: 30,748,795 km (0.098 R)
• M30: 38,169,448 km (0.039 R)
• M31: 38,940,176 km (0.059 R)
• M32: 42,454,829 km (0.112 R)
• M33: 45,655,475 km (0.029 R)
• M34: 48,472,403 km (0.102 R)
• M35: 57,412,820 km (0.107 R)
• M36: 65,397,308 km (0.042 R)
• M37: 66,278,439 km (0.091 R)
• M38: 74,328,899 km (0.071 R)
• M39: 82,749,613 km (0.092 R)
• M40: 88,523,942 km (0.071 R)
• M41: 90,144,087 km (0.088 R)
• M42: 90,688,473 km (0.109 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 396 - 19,801 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit