🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 943.8

Radius: 11.8

Gravity: 6.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 0.54 AU - 0.72 AU

Year: 333 Days

Day: 5.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 55,851,860 km

• M1: 146,756 km (0.117 R)
• M2: 660,175 km (0.044 R)
• M3: 1,240,316 km (0.108 R)
• M4: 1,823,149 km (0.086 R)
• M5: 2,196,546 km (0.047 R)
• M6: 2,921,497 km (0.103 R)
• M7: 4,240,352 km (0.111 R)
• M8: 5,163,071 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 611.1

Radius: 9.2

Gravity: 7.22 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.63 AU - 0.85 AU

Year: 424 Days

Day: 13.2 Hours

Environment

Temp: -156 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,851,860 km

• M1: 114,442 km (0.037 R)
• M2: 504,743 km (0.12 R)
• M3: 806,183 km (0.088 R)
• M4: 1,165,667 km (0.114 R)
• M5: 1,516,174 km (0.086 R)
• M6: 1,828,834 km (0.097 R)
• M7: 3,158,460 km (0.075 R)
• M8: 3,613,237 km (0.119 R)
• M9: 4,342,078 km (0.063 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645

Radius: 8.7

Gravity: 8.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 1.17 AU - 1.29 AU

Year: 910 Days

Day: 6.1 Hours

Environment

Temp: -189 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,851,860 km

• M1: 108,458 km (0.069 R)
• M2: 500,704 km (0.069 R)
• M3: 834,457 km (0.066 R)
• M4: 1,199,925 km (0.085 R)
• M5: 1,654,253 km (0.06 R)
• M6: 1,979,329 km (0.049 R)
• M7: 2,490,954 km (0.091 R)
• M8: 2,772,348 km (0.097 R)
• M9: 3,330,497 km (0.076 R)
• M10: 3,629,244 km (0.102 R)
• M11: 4,248,430 km (0.039 R)
• M12: 5,325,983 km (0.083 R)
• M13: 5,616,951 km (0.041 R)
• M14: 6,000,670 km (0.087 R)
• M15: 6,620,005 km (0.085 R)
• M16: 7,141,054 km (0.078 R)
• M17: 7,519,387 km (0.106 R)
• M18: 8,762,097 km (0.04 R)
• M19: 9,086,275 km (0.063 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.1

Radius: 9.2

Gravity: 9.88 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.01 AU - 1.65 AU

Year: 1023 Days

Day: 6.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,851,860 km

• M1: 114,442 km (0.058 R)
• M2: 585,825 km (0.106 R)
• M3: 1,280,558 km (0.077 R)
• M4: 1,602,792 km (0.097 R)
• M5: 1,929,364 km (0.094 R)
• M6: 3,725,735 km (0.114 R)
• M7: 4,033,308 km (0.095 R)
• M8: 4,867,915 km (0.116 R)
• M9: 5,336,455 km (0.116 R)
• M10: 5,964,168 km (0.12 R)
• M11: 6,273,536 km (0.116 R)
• M12: 6,900,651 km (0.054 R)
• M13: 8,581,682 km (0.113 R)
• M14: 8,891,050 km (0.091 R)
• M15: 9,413,446 km (0.094 R)
• M16: 10,048,639 km (0.058 R)
• M17: 10,487,708 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.3

Radius: 9.2

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.14 AU - 2.22 AU

Year: 2146 Days

Day: 13.7 Hours

Environment

Temp: -208 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 55,851,860 km

• M1: 114,442 km (0.045 R)
• M2: 529,876 km (0.08 R)
• M3: 904,768 km (0.11 R)
• M4: 1,317,658 km (0.113 R)
• M5: 1,679,087 km (0.105 R)
• M6: 2,529,550 km (0.103 R)
• M7: 3,437,609 km (0.097 R)
• M8: 3,806,518 km (0.052 R)
• M9: 4,400,421 km (0.036 R)
• M10: 5,176,834 km (0.112 R)
• M11: 5,794,823 km (0.108 R)
• M12: 6,605,045 km (0.076 R)
• M13: 7,648,191 km (0.068 R)
• M14: 8,593,500 km (0.089 R)
• M15: 9,490,639 km (0.097 R)
• M16: 9,930,007 km (0.114 R)
• M17: 11,088,344 km (0.07 R)
• M18: 11,753,606 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.7

Radius: 13.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.57 AU - 5.07 AU

Year: 5988 Days

Day: 11.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,851,860 km

• M1: 164,258 km (0.067 R)
• M2: 624,571 km (0.094 R)
• M3: 1,038,658 km (0.107 R)
• M4: 1,815,520 km (0.102 R)
• M5: 2,335,223 km (0.09 R)
• M6: 2,901,152 km (0.093 R)
• M7: 3,557,737 km (0.059 R)
• M8: 4,381,123 km (0.113 R)
• M9: 8,731,729 km (0.11 R)
• M10: 9,658,637 km (0.065 R)
• M11: 11,617,322 km (0.089 R)
• M12: 12,215,863 km (0.088 R)
• M13: 14,084,640 km (0.08 R)
• M14: 15,744,877 km (0.087 R)
• M15: 16,478,654 km (0.073 R)
• M16: 21,643,820 km (0.107 R)
• M17: 22,835,517 km (0.062 R)
• M18: 24,218,698 km (0.119 R)
• M19: 25,349,658 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 843.8

Radius: 4.4

Gravity: 43.58 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.98 AU - 8.24 AU

Year: 11333 Days

Day: 18.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 55,851,860 km

• M1: 54,753 km (0.115 R)
• M2: 191,934 km (0.099 R)
• M3: 358,885 km (0.118 R)
• M4: 507,885 km (0.076 R)
• M5: 1,429,707 km (0.103 R)
• M6: 1,669,213 km (0.116 R)
• M7: 2,306,350 km (0.057 R)
• M8: 2,488,261 km (0.118 R)
• M9: 3,313,892 km (0.1 R)
• M10: 5,207,352 km (0.083 R)
• M11: 7,326,406 km (0.108 R)
• M12: 8,987,990 km (0.112 R)
• M13: 9,645,173 km (0.096 R)
• M14: 16,911,740 km (0.084 R)
• M15: 17,138,830 km (0.112 R)
• M16: 20,194,366 km (0.103 R)
• M17: 21,229,883 km (0.104 R)
• M18: 25,428,796 km (0.106 R)
• M19: 26,431,700 km (0.047 R)
• M20: 30,932,202 km (0.046 R)
• M21: 31,843,552 km (0.097 R)
• M22: 37,562,679 km (0.03 R)
• M23: 39,390,017 km (0.103 R)
• M24: 40,730,863 km (0.092 R)
• M25: 45,517,097 km (0.108 R)
• M26: 45,956,615 km (0.12 R)
• M27: 48,500,677 km (0.115 R)
• M28: 48,806,006 km (0.111 R)
• M29: 50,195,770 km (0.07 R)
• M30: 51,453,290 km (0.116 R)
• M31: 55,684,666 km (0.103 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: 466 - 17,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit