🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.8

Radius: 11

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.85 AU - 0.91 AU

Year: 542 Days

Day: 14.3 Hours

Environment

Temp: -161 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 34,512,270 km

• M1: 136,732 km (0.075 R)
• M2: 521,349 km (0.114 R)
• M3: 995,125 km (0.079 R)
• M4: 1,346,082 km (0.089 R)
• M5: 1,987,258 km (0.12 R)
• M6: 2,476,144 km (0.093 R)
• M7: 2,832,486 km (0.06 R)
• M8: 3,500,291 km (0.059 R)
• M9: 3,976,611 km (0.036 R)
• M10: 4,442,159 km (0.095 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 11.3

Gravity: 7.09 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 1.14 AU - 1.56 AU

Year: 1029 Days

Day: 10.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,512,270 km

• M1: 140,622 km (0.09 R)
• M2: 539,450 km (0.104 R)
• M3: 944,411 km (0.04 R)
• M4: 1,474,885 km (0.117 R)
• M5: 1,917,396 km (0.102 R)
• M6: 2,298,571 km (0.117 R)
• M7: 3,557,138 km (0.085 R)
• M8: 4,037,796 km (0.117 R)
• M9: 5,090,666 km (0.082 R)
• M10: 5,514,028 km (0.077 R)
• M11: 6,093,121 km (0.116 R)
• M12: 7,758,894 km (0.094 R)
• M13: 8,157,871 km (0.097 R)
• M14: 8,968,243 km (0.051 R)
• M15: 9,557,958 km (0.086 R)
• M16: 10,048,190 km (0.117 R)
• M17: 11,212,660 km (0.112 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 14.6

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.49 AU - 2.01 AU

Year: 1519 Days

Day: 10.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 34,512,270 km

• M1: 181,612 km (0.072 R)
• M2: 672,891 km (0.11 R)
• M3: 1,341,295 km (0.05 R)
• M4: 1,940,434 km (0.077 R)
• M5: 2,948,125 km (0.1 R)
• M6: 4,455,922 km (0.106 R)
• M7: 5,360,989 km (0.104 R)
• M8: 7,236,947 km (0.116 R)
• M9: 7,924,199 km (0.042 R)
• M10: 8,378,977 km (0.082 R)
• M11: 11,184,984 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.9

Radius: 12.7

Gravity: 4.01 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.21 AU - 2.97 AU

Year: 2734 Days

Day: 5.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 34,512,270 km

• M1: 158,574 km (0.117 R)
• M2: 580,141 km (0.088 R)
• M3: 979,118 km (0.108 R)
• M4: 2,427,973 km (0.114 R)
• M5: 3,392,281 km (0.066 R)
• M6: 4,729,537 km (0.099 R)
• M7: 5,214,084 km (0.027 R)
• M8: 5,937,689 km (0.109 R)
• M9: 6,337,714 km (0.119 R)
• M10: 7,192,217 km (0.045 R)
• M11: 7,616,626 km (0.105 R)
• M12: 8,683,708 km (0.097 R)
• M13: 9,738,073 km (0.05 R)
• M14: 10,296,373 km (0.093 R)
• M15: 11,765,274 km (0.036 R)
• M16: 12,790,169 km (0.072 R)
• M17: 13,234,325 km (0.067 R)
• M18: 13,780,956 km (0.058 R)
• M19: 14,968,464 km (0.09 R)
• M20: 15,763,427 km (0.078 R)
• M21: 17,492,030 km (0.113 R)
• M22: 19,811,695 km (0.071 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.3

Radius: 13

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 4.3 AU - 6 AU

Year: 7667 Days

Day: 13.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 34,512,270 km

• M1: 191,485 km (0.101 R)
• M2: 640,279 km (0.109 R)
• M3: 1,190,799 km (0.111 R)
• M4: 1,713,644 km (0.097 R)
• M5: 2,406,731 km (0.113 R)
• M6: 2,859,414 km (0.095 R)
• M7: 3,324,663 km (0.117 R)
• M8: 3,840,477 km (0.104 R)
• M9: 4,328,614 km (0.084 R)
• M10: 5,815,468 km (0.08 R)
• M11: 15,179,397 km (0.072 R)
• M12: 16,340,725 km (0.059 R)
• M13: 18,694,797 km (0.106 R)
• M14: 19,952,915 km (0.057 R)
• M15: 20,952,528 km (0.109 R)
• M16: 24,934,524 km (0.11 R)
• M17: 31,813,034 km (0.075 R)
• M18: 37,042,078 km (0.075 R)
• M19: 38,433,638 km (0.079 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.6

Radius: 11.7

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 4.75 AU - 5.89 AU

Year: 8050 Days

Day: 6.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 34,512,270 km

• M1: 146,157 km (0.091 R)
• M2: 875,896 km (0.05 R)
• M3: 1,735,634 km (0.106 R)
• M4: 2,312,185 km (0.101 R)
• M5: 2,691,714 km (0.102 R)
• M6: 3,690,879 km (0.068 R)
• M7: 4,139,373 km (0.079 R)
• M8: 4,519,202 km (0.041 R)
• M9: 5,437,733 km (0.05 R)
• M10: 6,816,277 km (0.096 R)
• M11: 9,981,020 km (0.089 R)
• M12: 12,085,563 km (0.048 R)
• M13: 12,549,915 km (0.104 R)
• M14: 13,026,384 km (0.117 R)
• M15: 15,231,756 km (0.119 R)
• M16: 17,413,491 km (0.086 R)
• M17: 21,176,626 km (0.109 R)
• M18: 22,698,186 km (0.118 R)
• M19: 23,168,521 km (0.064 R)
• M20: 23,886,292 km (0.07 R)
• M21: 29,425,004 km (0.085 R)
• M22: 32,590,345 km (0.074 R)
• M23: 33,897,382 km (0.07 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 518 - 10,787 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit