🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 861.7

Radius: 8.3

Gravity: 12.51 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.42 AU - 0.6 AU

Year: 243 Days

Day: 8.1 Hours

Environment

Temp: -134 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,547,712 km

• M1: 103,223 km (0.044 R)
• M2: 417,079 km (0.1 R)
• M3: 960,119 km (0.109 R)
• M4: 1,310,178 km (0.098 R)
• M5: 1,658,143 km (0.08 R)
• M6: 1,948,213 km (0.107 R)
• M7: 2,223,772 km (0.114 R)
• M8: 2,481,978 km (0.051 R)
• M9: 2,883,200 km (0.039 R)
• M10: 3,359,220 km (0.108 R)
• M11: 3,723,940 km (0.043 R)
• M12: 4,238,706 km (0.07 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 969.8

Radius: 14.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.63 AU - 1.99 AU

Year: 1624 Days

Day: 9.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 20 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,547,712 km

• M1: 182,809 km (0.094 R)
• M2: 741,706 km (0.12 R)
• M3: 1,724,265 km (0.12 R)
• M4: 2,500,828 km (0.06 R)
• M5: 3,569,555 km (0.092 R)
• M6: 4,257,107 km (0.064 R)
• M7: 4,735,969 km (0.092 R)
• M8: 5,522,405 km (0.089 R)
• M9: 6,094,019 km (0.093 R)
• M10: 7,025,714 km (0.116 R)
• M11: 7,785,372 km (0.118 R)
• M12: 8,475,318 km (0.111 R)
• M13: 9,670,455 km (0.068 R)
• M14: 10,397,351 km (0.119 R)
• M15: 10,865,443 km (0.12 R)
• M16: 12,921,516 km (0.113 R)
• M17: 14,063,546 km (0.062 R)
• M18: 14,861,651 km (0.083 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 151

Radius: 11.9

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.76 AU - 2.84 AU

Year: 2326 Days

Day: 8 Hours

Environment

Temp: -196 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 34,547,712 km

• M1: 147,952 km (0.083 R)
• M2: 518,805 km (0.082 R)
• M3: 892,650 km (0.09 R)
• M4: 3,128,690 km (0.114 R)
• M5: 4,282,089 km (0.066 R)
• M6: 4,797,454 km (0.074 R)
• M7: 5,638,045 km (0.105 R)
• M8: 6,258,577 km (0.099 R)
• M9: 6,759,281 km (0.099 R)
• M10: 7,262,229 km (0.088 R)
• M11: 7,636,523 km (0.048 R)
• M12: 9,676,439 km (0.081 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.1

Radius: 14.4

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 2.32 AU - 3.2 AU

Year: 3058 Days

Day: 14.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,547,712 km

• M1: 179,069 km (0.098 R)
• M2: 832,363 km (0.12 R)
• M3: 1,330,224 km (0.067 R)
• M4: 1,849,778 km (0.079 R)
• M5: 2,424,233 km (0.065 R)
• M6: 2,990,312 km (0.114 R)
• M7: 3,845,862 km (0.093 R)
• M8: 4,475,370 km (0.089 R)
• M9: 5,405,719 km (0.106 R)
• M10: 6,704,977 km (0.073 R)
• M11: 7,472,563 km (0.032 R)
• M12: 8,140,667 km (0.098 R)
• M13: 10,167,718 km (0.112 R)
• M14: 10,951,013 km (0.113 R)
• M15: 13,021,447 km (0.071 R)
• M16: 15,150,375 km (0.092 R)
• M17: 16,322,773 km (0.107 R)
• M18: 17,241,155 km (0.044 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 11.4

Radius: 11.5

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 3.26 AU - 5.34 AU

Year: 5946 Days

Day: 9.2 Hours

Environment

Temp: -216 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,547,712 km

• M1: 245,191 km (0.11 R)
• M2: 647,908 km (0.05 R)
• M3: 1,162,824 km (0.054 R)
• M4: 1,528,292 km (0.081 R)
• M5: 2,363,497 km (0.094 R)
• M6: 3,306,263 km (0.097 R)
• M7: 5,863,937 km (0.089 R)
• M8: 6,556,276 km (0.097 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 279.4

Radius: 5.4

Gravity: 9.58 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.61 AU - 6.21 AU

Year: 9581 Days

Day: 20.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 34,547,712 km

• M1: 67,469 km (0.086 R)
• M2: 268,229 km (0.104 R)
• M3: 481,256 km (0.099 R)
• M4: 761,004 km (0.106 R)
• M5: 1,094,308 km (0.093 R)
• M6: 1,283,849 km (0.026 R)
• M7: 1,495,380 km (0.111 R)
• M8: 2,065,647 km (0.091 R)
• M9: 2,513,843 km (0.095 R)
• M10: 3,064,812 km (0.06 R)
• M11: 5,526,893 km (0.089 R)
• M12: 6,220,279 km (0.08 R)
• M13: 7,293,794 km (0.105 R)
• M14: 9,449,200 km (0.054 R)
• M15: 10,207,212 km (0.112 R)
• M16: 10,956,847 km (0.055 R)
• M17: 11,296,135 km (0.101 R)
• M18: 11,692,420 km (0.041 R)
• M19: 13,535,915 km (0.098 R)
• M20: 16,055,292 km (0.106 R)
• M21: 19,288,102 km (0.079 R)
• M22: 20,503,884 km (0.1 R)
• M23: 22,229,047 km (0.093 R)
• M24: 25,624,769 km (0.117 R)
• M25: 27,801,867 km (0.069 R)
• M26: 29,629,953 km (0.097 R)
• M27: 30,668,760 km (0.066 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: 443 - 14,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit