🌌 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: 901.9

Radius: 8.6

Gravity: 12.19 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.6 AU - 0.88 AU

Year: 411 Days

Day: 8.2 Hours

Environment

Temp: -141 °C

Axial Tilt: 12.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 42,535,710 km

• M1: 106,962 km (0.12 R)
• M2: 379,829 km (0.067 R)
• M3: 678,726 km (0.08 R)
• M4: 1,064,688 km (0.091 R)
• M5: 1,544,448 km (0.059 R)
• M6: 1,989,951 km (0.115 R)
• M7: 2,373,819 km (0.115 R)
• M8: 2,691,116 km (0.078 R)
• M9: 3,116,124 km (0.074 R)
• M10: 3,522,731 km (0.106 R)
• M11: 4,142,814 km (0.032 R)
• M12: 4,833,657 km (0.057 R)
• M13: 5,215,131 km (0.113 R)
• M14: 5,930,808 km (0.077 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645

Radius: 8.9

Gravity: 8.14 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.7 AU - 0.82 AU

Year: 428 Days

Day: 6.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,535,710 km

• M1: 110,702 km (0.045 R)
• M2: 531,222 km (0.065 R)
• M3: 823,686 km (0.063 R)
• M4: 1,279,959 km (0.117 R)
• M5: 1,574,368 km (0.075 R)
• M6: 1,898,547 km (0.108 R)
• M7: 2,536,282 km (0.054 R)
• M8: 3,007,067 km (0.113 R)
• M9: 3,286,815 km (0.088 R)
• M10: 3,645,700 km (0.073 R)
• M11: 3,925,299 km (0.092 R)
• M12: 5,334,361 km (0.062 R)
• M13: 5,696,089 km (0.106 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 703.3

Radius: 14

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.81 AU - 1.05 AU

Year: 579 Days

Day: 11.1 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 42,535,710 km

• M1: 174,132 km (0.048 R)
• M2: 771,775 km (0.102 R)
• M3: 1,381,686 km (0.066 R)
• M4: 1,890,319 km (0.091 R)
• M5: 2,375,614 km (0.112 R)
• M6: 2,990,312 km (0.074 R)
• M7: 3,817,887 km (0.11 R)
• M8: 4,375,738 km (0.108 R)
• M9: 4,906,212 km (0.113 R)
• M10: 6,307,196 km (0.067 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 540.2

Radius: 15

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 3.82 AU - 5.16 AU

Year: 6143 Days

Day: 12.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 42,535,710 km

• M1: 205,398 km (0.12 R)
• M2: 720,314 km (0.091 R)
• M3: 1,309,281 km (0.083 R)
• M4: 1,960,031 km (0.078 R)
• M5: 2,526,858 km (0.094 R)
• M6: 3,596,333 km (0.087 R)
• M7: 6,990,260 km (0.085 R)
• M8: 8,332,901 km (0.087 R)
• M9: 8,964,204 km (0.058 R)
• M10: 10,146,326 km (0.025 R)
• M11: 10,867,089 km (0.111 R)
• M12: 11,621,810 km (0.08 R)
• M13: 12,260,593 km (0.092 R)
• M14: 13,933,396 km (0.09 R)
• M15: 15,635,820 km (0.062 R)
• M16: 16,233,015 km (0.117 R)
• M17: 16,907,402 km (0.067 R)
• M18: 18,116,452 km (0.031 R)
• M19: 19,111,128 km (0.095 R)
• M20: 19,932,869 km (0.082 R)
• M21: 21,646,961 km (0.076 R)
• M22: 23,302,860 km (0.105 R)
• M23: 24,240,989 km (0.073 R)
• M24: 26,192,493 km (0.112 R)
• M25: 28,159,256 km (0.101 R)
• M26: 29,223,645 km (0.106 R)
• M27: 30,131,106 km (0.062 R)
• M28: 30,870,418 km (0.115 R)
• M29: 31,527,153 km (0.061 R)
• M30: 32,002,126 km (0.091 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 267.8

Radius: 7.6

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 5.72 AU - 7.92 AU

Year: 11500 Days

Day: 23.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,535,710 km

• M1: 113,395 km (0.09 R)
• M2: 738,415 km (0.046 R)
• M3: 2,662,842 km (0.077 R)
• M4: 3,385,998 km (0.089 R)
• M5: 4,312,159 km (0.083 R)
• M6: 5,007,639 km (0.102 R)
• M7: 6,103,892 km (0.068 R)
• M8: 6,409,970 km (0.073 R)
• M9: 7,352,287 km (0.105 R)
• M10: 7,817,087 km (0.108 R)
• M11: 9,418,832 km (0.111 R)
• M12: 13,314,210 km (0.108 R)
• M13: 14,718,934 km (0.096 R)
• M14: 14,962,330 km (0.115 R)
• M15: 17,614,700 km (0.074 R)
• M16: 18,306,142 km (0.036 R)
• M17: 19,965,182 km (0.086 R)
• M18: 25,892,100 km (0.116 R)
• M19: 33,941,662 km (0.115 R)
• M20: 38,126,813 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 358.8

Radius: 4.9

Gravity: 14.94 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 5.92 AU - 7.76 AU

Year: 11550 Days

Day: 19 Hours

Environment

Temp: -221 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 42,535,710 km

• M1: 65,075 km (0.105 R)
• M2: 380,727 km (0.054 R)
• M3: 633,547 km (0.107 R)
• M4: 2,177,696 km (0.119 R)
• M5: 3,074,835 km (0.119 R)
• M6: 5,862,591 km (0.118 R)
• M7: 6,384,388 km (0.072 R)
• M8: 6,749,258 km (0.095 R)
• M9: 7,440,549 km (0.088 R)
• M10: 8,434,328 km (0.107 R)
• M11: 8,695,975 km (0.062 R)
• M12: 10,331,528 km (0.069 R)
• M13: 13,475,327 km (0.048 R)
• M14: 17,412,594 km (0.098 R)
• M15: 17,694,735 km (0.111 R)
• M16: 19,376,664 km (0.1 R)
• M17: 21,242,150 km (0.109 R)
• M18: 22,550,233 km (0.081 R)
• M19: 25,870,558 km (0.114 R)
• M20: 27,455,996 km (0.111 R)
• M21: 28,907,694 km (0.058 R)
• M22: 33,243,489 km (0.05 R)
• M23: 36,708,176 km (0.03 R)
• M24: 38,111,554 km (0.106 R)
• M25: 42,028,026 km (0.066 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: 368 - 16,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit