🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 158.2

Radius: 9

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.65 AU - 0.83 AU

Year: 447 Days

Day: 10.6 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 47,596,772 km

• M1: 111,899 km (0.091 R)
• M2: 743,202 km (0.1 R)
• M3: 1,126,771 km (0.103 R)
• M4: 1,772,286 km (0.091 R)
• M5: 2,343,002 km (0.117 R)
• M6: 2,911,025 km (0.089 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 265.9

Radius: 14.2

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.98 AU - 1.16 AU

Year: 778 Days

Day: 9.4 Hours

Environment

Temp: -170 °C

Axial Tilt: 18.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 47,596,772 km

• M1: 176,675 km (0.118 R)
• M2: 619,485 km (0.097 R)
• M3: 1,468,602 km (0.091 R)
• M4: 1,990,400 km (0.112 R)
• M5: 2,832,486 km (0.102 R)
• M6: 4,008,475 km (0.069 R)
• M7: 4,769,031 km (0.113 R)
• M8: 5,590,024 km (0.096 R)
• M9: 6,043,754 km (0.087 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 282.8

Radius: 13

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.55 AU - 2.43 AU

Year: 1973 Days

Day: 7 Hours

Environment

Temp: -201 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 47,596,772 km

• M1: 314,604 km (0.053 R)
• M2: 776,114 km (0.074 R)
• M3: 1,249,292 km (0.108 R)
• M4: 1,969,007 km (0.098 R)
• M5: 2,804,810 km (0.094 R)
• M6: 3,232,212 km (0.073 R)
• M7: 3,865,160 km (0.1 R)
• M8: 4,361,825 km (0.048 R)
• M9: 5,979,576 km (0.062 R)
• M10: 7,886,650 km (0.085 R)
• M11: 10,721,530 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.4

Radius: 13.1

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 3.21 AU - 4.57 AU

Year: 5393 Days

Day: 9.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 19.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 47,596,772 km

• M1: 162,912 km (0.09 R)
• M2: 699,220 km (0.05 R)
• M3: 1,608,626 km (0.089 R)
• M4: 2,145,981 km (0.077 R)
• M5: 3,311,947 km (0.112 R)
• M6: 3,783,629 km (0.096 R)
• M7: 5,349,470 km (0.101 R)
• M8: 6,029,692 km (0.105 R)
• M9: 6,533,986 km (0.118 R)
• M10: 7,437,109 km (0.061 R)
• M11: 9,270,580 km (0.114 R)
• M12: 12,249,971 km (0.101 R)
• M13: 16,562,279 km (0.12 R)
• M14: 18,703,773 km (0.109 R)
• M15: 20,333,492 km (0.111 R)
• M16: 21,471,334 km (0.078 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.4

Radius: 14.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 3.72 AU - 4.28 AU

Year: 5623 Days

Day: 14.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 47,596,772 km

• M1: 183,407 km (0.063 R)
• M2: 964,607 km (0.057 R)
• M3: 1,890,319 km (0.102 R)
• M4: 2,538,676 km (0.111 R)
• M5: 3,207,378 km (0.113 R)
• M6: 3,919,913 km (0.03 R)
• M7: 4,575,152 km (0.112 R)
• M8: 5,185,810 km (0.113 R)
• M9: 6,538,175 km (0.11 R)
• M10: 9,399,384 km (0.099 R)
• M11: 10,068,086 km (0.058 R)
• M12: 12,423,654 km (0.091 R)
• M13: 13,562,094 km (0.104 R)
• M14: 14,128,173 km (0.089 R)
• M15: 15,006,910 km (0.082 R)
• M16: 17,003,144 km (0.083 R)
• M17: 20,394,827 km (0.088 R)
• M18: 22,998,129 km (0.091 R)
• M19: 25,048,667 km (0.098 R)
• M20: 26,863,290 km (0.076 R)
• M21: 29,323,127 km (0.079 R)
• M22: 30,080,093 km (0.072 R)
• M23: 32,128,835 km (0.113 R)
• M24: 36,070,440 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 369.8

Radius: 7.5

Gravity: 6.57 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 5.82 AU - 8.5 AU

Year: 13467 Days

Day: 16.2 Hours

Environment

Temp: -220 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 47,596,772 km

• M1: 108,159 km (0.082 R)
• M2: 450,888 km (0.076 R)
• M3: 709,692 km (0.102 R)
• M4: 957,426 km (0.09 R)
• M5: 1,239,867 km (0.105 R)
• M6: 1,578,108 km (0.118 R)
• M7: 3,043,269 km (0.111 R)
• M8: 7,085,703 km (0.082 R)
• M9: 8,039,838 km (0.044 R)
• M10: 8,983,502 km (0.079 R)
• M11: 9,899,190 km (0.111 R)
• M12: 10,251,792 km (0.095 R)
• M13: 11,360,014 km (0.098 R)
• M14: 12,781,044 km (0.051 R)
• M15: 15,766,568 km (0.119 R)
• M16: 16,456,963 km (0.116 R)
• M17: 16,738,655 km (0.081 R)
• M18: 18,120,940 km (0.077 R)
• M19: 20,375,230 km (0.079 R)
• M20: 21,028,524 km (0.091 R)
• M21: 24,597,929 km (0.113 R)
• M22: 26,189,501 km (0.093 R)
• M23: 26,573,668 km (0.054 R)
• M24: 29,472,725 km (0.067 R)
• M25: 33,244,237 km (0.104 R)
• M26: 35,537,722 km (0.097 R)
• M27: 38,426,457 km (0.104 R)
• M28: 39,675,001 km (0.074 R)
• M29: 40,436,903 km (0.1 R)
• M30: 42,516,612 km (0.1 R)
• M31: 43,717,135 km (0.099 R)
• M32: 45,768,122 km (0.037 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 15,796 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit