🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.96 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 535.4

Radius: 13.8

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.85 AU - 1.99 AU

Year: 1718 Days

Day: 7 Hours

Environment

Temp: -196 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 73,626,973 km

• M1: 173,085 km (0.111 R)
• M2: 946,506 km (0.047 R)
• M3: 1,465,910 km (0.101 R)
• M4: 1,969,306 km (0.082 R)
• M5: 2,563,060 km (0.109 R)
• M6: 3,067,056 km (0.092 R)
• M7: 4,115,737 km (0.109 R)
• M8: 4,952,886 km (0.116 R)
• M9: 5,832,522 km (0.095 R)
• M10: 6,738,636 km (0.056 R)
• M11: 7,357,971 km (0.082 R)
• M12: 7,930,782 km (0.057 R)
• M13: 8,770,774 km (0.106 R)
• M14: 10,324,048 km (0.108 R)
• M15: 12,165,748 km (0.086 R)
• M16: 13,523,049 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 9.9

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.09 AU - 2.19 AU

Year: 2021 Days

Day: 5.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,626,973 km

• M1: 123,119 km (0.107 R)
• M2: 597,195 km (0.055 R)
• M3: 1,074,113 km (0.118 R)
• M4: 1,902,885 km (0.045 R)
• M5: 3,826,265 km (0.12 R)
• M6: 4,367,809 km (0.101 R)
• M7: 6,129,922 km (0.071 R)
• M8: 6,819,419 km (0.097 R)
• M9: 7,279,432 km (0.082 R)
• M10: 8,352,648 km (0.092 R)
• M11: 10,347,535 km (0.11 R)
• M12: 12,802,586 km (0.096 R)
• M13: 13,170,746 km (0.089 R)
• M14: 13,545,788 km (0.055 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.4

Radius: 8

Gravity: 13.15 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.51 AU - 3.43 AU

Year: 3305 Days

Day: 12.8 Hours

Environment

Temp: -197 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 73,626,973 km

• M1: 99,483 km (0.051 R)
• M2: 424,858 km (0.029 R)
• M3: 841,787 km (0.046 R)
• M4: 1,461,721 km (0.036 R)
• M5: 1,747,154 km (0.079 R)
• M6: 2,209,710 km (0.086 R)
• M7: 2,478,238 km (0.081 R)
• M8: 3,418,162 km (0.107 R)
• M9: 4,055,598 km (0.086 R)
• M10: 4,721,309 km (0.11 R)
• M11: 5,756,376 km (0.099 R)
• M12: 6,065,894 km (0.105 R)
• M13: 8,994,871 km (0.042 R)
• M14: 9,335,506 km (0.112 R)
• M15: 9,606,427 km (0.081 R)
• M16: 10,123,438 km (0.026 R)
• M17: 10,575,223 km (0.111 R)
• M18: 11,040,472 km (0.105 R)
• M19: 11,563,467 km (0.094 R)
• M20: 13,772,130 km (0.054 R)
• M21: 14,123,685 km (0.037 R)
• M22: 18,093,862 km (0.06 R)
• M23: 19,567,102 km (0.1 R)
• M24: 21,721,012 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 112.9

Radius: 13.9

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 4.07 AU - 5.17 AU

Year: 6412 Days

Day: 10.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 73,626,973 km

• M1: 174,132 km (0.113 R)
• M2: 1,649,167 km (0.059 R)
• M3: 2,170,964 km (0.051 R)
• M4: 2,772,497 km (0.081 R)
• M5: 8,675,181 km (0.098 R)
• M6: 10,735,143 km (0.081 R)
• M7: 12,708,339 km (0.105 R)
• M8: 16,674,179 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 391.6

Radius: 9

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.54 AU - 6.26 AU

Year: 8102 Days

Day: 6.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 73,626,973 km

• M1: 247,884 km (0.057 R)
• M2: 547,827 km (0.084 R)
• M3: 1,138,589 km (0.119 R)
• M4: 2,140,446 km (0.09 R)
• M5: 5,752,337 km (0.094 R)
• M6: 6,229,106 km (0.107 R)
• M7: 7,118,016 km (0.036 R)
• M8: 8,606,665 km (0.065 R)
• M9: 10,805,305 km (0.117 R)
• M10: 15,722,886 km (0.1 R)
• M11: 30,888,819 km (0.099 R)
• M12: 32,846,606 km (0.094 R)
• M13: 33,957,819 km (0.076 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 728.6

Radius: 5.8

Gravity: 21.66 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 5.95 AU - 7.19 AU

Year: 10873 Days

Day: 16.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 73,626,973 km

• M1: 72,106 km (0.094 R)
• M2: 291,716 km (0.092 R)
• M3: 510,727 km (0.117 R)
• M4: 734,077 km (0.091 R)
• M5: 918,830 km (0.059 R)
• M6: 1,170,304 km (0.063 R)
• M7: 1,626,278 km (0.048 R)
• M8: 1,997,132 km (0.097 R)
• M9: 2,403,140 km (0.045 R)
• M10: 3,020,531 km (0.108 R)
• M11: 3,428,634 km (0.088 R)
• M12: 3,818,486 km (0.058 R)
• M13: 4,563,932 km (0.106 R)
• M14: 9,292,122 km (0.09 R)
• M15: 10,468,859 km (0.071 R)
• M16: 12,990,929 km (0.034 R)
• M17: 14,925,828 km (0.095 R)
• M18: 16,461,301 km (0.096 R)
• M19: 16,971,130 km (0.116 R)
• M20: 19,517,436 km (0.103 R)
• M21: 20,006,172 km (0.049 R)
• M22: 21,435,580 km (0.12 R)
• M23: 22,307,436 km (0.072 R)
• M24: 22,573,571 km (0.108 R)
• M25: 24,590,150 km (0.045 R)
• M26: 26,032,124 km (0.067 R)
• M27: 27,124,637 km (0.053 R)
• M28: 30,476,377 km (0.104 R)
• M29: 31,023,906 km (0.046 R)
• M30: 32,364,602 km (0.098 R)
• M31: 35,521,416 km (0.095 R)
• M32: 36,864,506 km (0.075 R)
• M33: 44,930,972 km (0.113 R)
• M34: 49,598,127 km (0.095 R)
• M35: 50,507,831 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.4

Radius: 3.5

Gravity: 77.5 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 7.28 AU - 9.84 AU

Year: 16171 Days

Day: 18.1 Hours

Environment

Temp: -222 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 73,626,973 km

• M1: 43,533 km (0.111 R)
• M2: 167,550 km (0.077 R)
• M3: 444,754 km (0.089 R)
• M4: 650,003 km (0.044 R)
• M5: 950,545 km (0.086 R)
• M6: 1,444,068 km (0.066 R)
• M7: 1,693,747 km (0.089 R)
• M8: 1,990,848 km (0.036 R)
• M9: 4,177,521 km (0.07 R)
• M10: 5,041,149 km (0.052 R)
• M11: 5,302,796 km (0.102 R)
• M12: 5,417,687 km (0.109 R)
• M13: 6,354,469 km (0.084 R)
• M14: 6,704,229 km (0.102 R)
• M15: 7,346,901 km (0.056 R)
• M16: 11,248,264 km (0.071 R)
• M17: 15,002,871 km (0.063 R)
• M18: 21,006,683 km (0.116 R)
• M19: 21,585,477 km (0.065 R)
• M20: 22,673,951 km (0.047 R)
• M21: 36,185,481 km (0.026 R)
• M22: 48,164,979 km (0.074 R)
• M23: 50,188,590 km (0.1 R)
• M24: 55,676,887 km (0.07 R)
• M25: 56,228,304 km (0.077 R)
• M26: 60,965,919 km (0.107 R)
• M27: 64,536,970 km (0.078 R)
• M28: 70,579,527 km (0.028 R)
• M29: 72,747,500 km (0.12 R)
• M30: 73,626,986 km (0.119 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 13,046 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit