🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.5

Radius: 11.5

Gravity: 2.97 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.66 AU - 0.68 AU

Year: 385 Days

Day: 7.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 34,283,023 km

• M1: 143,016 km (0.099 R)
• M2: 546,631 km (0.107 R)
• M3: 1,102,985 km (0.085 R)
• M4: 2,304,256 km (0.103 R)
• M5: 2,922,245 km (0.081 R)
• M6: 3,682,352 km (0.044 R)
• M7: 4,271,767 km (0.028 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 256.7

Radius: 12.4

Gravity: 1.67 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.11 AU - 1.17 AU

Year: 856 Days

Day: 7.7 Hours

Environment

Temp: -181 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 34,283,023 km

• M1: 154,235 km (0.057 R)
• M2: 751,580 km (0.118 R)
• M3: 1,466,658 km (0.11 R)
• M4: 2,188,467 km (0.043 R)
• M5: 2,683,636 km (0.049 R)
• M6: 5,094,406 km (0.034 R)
• M7: 5,530,184 km (0.03 R)
• M8: 6,495,988 km (0.044 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 848.2

Radius: 9.3

Gravity: 9.81 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.29 AU - 1.47 AU

Year: 1140 Days

Day: 13 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,283,023 km

• M1: 116,088 km (0.091 R)
• M2: 423,212 km (0.093 R)
• M3: 717,771 km (0.035 R)
• M4: 1,016,218 km (0.07 R)
• M5: 1,336,059 km (0.062 R)
• M6: 1,714,541 km (0.108 R)
• M7: 2,465,672 km (0.084 R)
• M8: 2,971,463 km (0.116 R)
• M9: 4,588,167 km (0.076 R)
• M10: 5,252,082 km (0.086 R)
• M11: 7,217,798 km (0.044 R)
• M12: 7,684,244 km (0.096 R)
• M13: 8,534,559 km (0.081 R)
• M14: 9,355,402 km (0.082 R)
• M15: 9,660,881 km (0.093 R)
• M16: 10,163,829 km (0.097 R)
• M17: 10,486,811 km (0.104 R)
• M18: 10,883,544 km (0.086 R)
• M19: 11,221,785 km (0.107 R)
• M20: 11,567,057 km (0.043 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.7

Radius: 13.3

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 1.49 AU - 1.51 AU

Year: 1291 Days

Day: 6.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 34,283,023 km

• M1: 166,054 km (0.059 R)
• M2: 605,722 km (0.1 R)
• M3: 1,152,951 km (0.075 R)
• M4: 1,708,258 km (0.117 R)
• M5: 2,250,251 km (0.077 R)
• M6: 2,703,084 km (0.112 R)
• M7: 3,147,689 km (0.094 R)
• M8: 4,305,726 km (0.09 R)
• M9: 4,786,384 km (0.115 R)
• M10: 5,835,364 km (0.084 R)
• M11: 6,516,932 km (0.119 R)
• M12: 7,128,787 km (0.087 R)
• M13: 7,625,452 km (0.112 R)
• M14: 9,082,984 km (0.092 R)
• M15: 10,783,314 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 619.1

Radius: 13.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 3.37 AU - 3.67 AU

Year: 4642 Days

Day: 13.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,283,023 km

• M1: 165,455 km (0.103 R)
• M2: 586,723 km (0.08 R)
• M3: 1,004,251 km (0.104 R)
• M4: 1,453,942 km (0.1 R)
• M5: 2,182,633 km (0.057 R)
• M6: 2,818,873 km (0.111 R)
• M7: 3,576,586 km (0.052 R)
• M8: 4,562,885 km (0.097 R)
• M9: 5,866,780 km (0.11 R)
• M10: 6,747,911 km (0.055 R)
• M11: 7,203,885 km (0.075 R)
• M12: 7,998,101 km (0.101 R)
• M13: 8,472,326 km (0.099 R)
• M14: 9,397,289 km (0.113 R)
• M15: 11,176,906 km (0.058 R)
• M16: 11,631,833 km (0.117 R)
• M17: 12,774,461 km (0.088 R)
• M18: 13,373,302 km (0.109 R)
• M19: 16,360,622 km (0.114 R)
• M20: 16,948,092 km (0.067 R)
• M21: 17,732,733 km (0.107 R)
• M22: 22,238,172 km (0.098 R)
• M23: 23,845,452 km (0.038 R)
• M24: 25,450,787 km (0.106 R)
• M25: 27,619,208 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 369.2

Radius: 12.4

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 4.41 AU - 5.91 AU

Year: 8239 Days

Day: 11.6 Hours

Environment

Temp: -220 °C

Axial Tilt: 14.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 34,283,023 km

• M1: 154,235 km (0.051 R)
• M2: 656,136 km (0.089 R)
• M3: 1,336,657 km (0.102 R)
• M4: 1,997,580 km (0.066 R)
• M5: 3,041,624 km (0.114 R)
• M6: 3,497,897 km (0.071 R)
• M7: 4,369,305 km (0.099 R)
• M8: 4,953,036 km (0.115 R)
• M9: 6,778,728 km (0.085 R)
• M10: 7,271,055 km (0.084 R)
• M11: 8,209,632 km (0.074 R)
• M12: 9,017,311 km (0.113 R)
• M13: 9,657,141 km (0.06 R)
• M14: 12,945,901 km (0.073 R)
• M15: 13,485,500 km (0.118 R)
• M16: 14,725,816 km (0.112 R)
• M17: 15,433,564 km (0.115 R)
• M18: 16,537,745 km (0.038 R)
• M19: 17,367,415 km (0.028 R)
• M20: 18,157,591 km (0.09 R)
• M21: 19,318,022 km (0.096 R)
• M22: 20,527,371 km (0.078 R)
• M23: 24,621,715 km (0.101 R)
• M24: 25,535,010 km (0.094 R)
• M25: 26,643,381 km (0.057 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 308 - 20,127 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit