🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.05 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.7

Radius: 12

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 2.05 AU - 2.13 AU

Year: 2015 Days

Day: 5.9 Hours

Environment

Temp: -198 °C

Axial Tilt: 6.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 84,353,482 km

• M1: 149,299 km (0.066 R)
• M2: 542,891 km (0.103 R)
• M3: 1,454,540 km (0.057 R)
• M4: 3,232,361 km (0.075 R)
• M5: 3,938,613 km (0.032 R)
• M6: 4,451,135 km (0.048 R)
• M7: 7,360,215 km (0.116 R)
• M8: 7,864,510 km (0.115 R)
• M9: 10,188,662 km (0.045 R)
• M10: 12,393,884 km (0.118 R)
• M11: 13,807,135 km (0.082 R)
• M12: 15,372,677 km (0.09 R)
• M13: 16,149,090 km (0.089 R)
• M14: 16,697,815 km (0.032 R)
• M15: 17,207,495 km (0.108 R)

Planet 2 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.5

Radius: 10.5

Gravity: 3.4 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 2.88 AU - 3.4 AU

Year: 3710 Days

Day: 7.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 84,353,482 km

• M1: 132,693 km (0.065 R)
• M2: 535,261 km (0.106 R)
• M3: 920,924 km (0.086 R)
• M4: 1,369,868 km (0.118 R)
• M5: 1,962,874 km (0.101 R)
• M6: 2,925,386 km (0.106 R)
• M7: 3,261,682 km (0.115 R)
• M8: 4,053,803 km (0.113 R)
• M9: 4,830,665 km (0.082 R)
• M10: 5,158,434 km (0.108 R)
• M11: 5,755,180 km (0.05 R)
• M12: 6,259,773 km (0.111 R)
• M13: 7,542,276 km (0.069 R)
• M14: 9,709,351 km (0.086 R)
• M15: 10,502,967 km (0.109 R)
• M16: 11,836,782 km (0.111 R)
• M17: 12,219,453 km (0.035 R)
• M18: 13,009,480 km (0.096 R)
• M19: 14,691,408 km (0.112 R)
• M20: 15,686,234 km (0.082 R)
• M21: 16,619,276 km (0.113 R)
• M22: 17,976,129 km (0.101 R)
• M23: 18,824,798 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 959.1

Radius: 12

Gravity: 6.66 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.6 AU - 3.74 AU

Year: 4688 Days

Day: 8.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 2.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,353,482 km

• M1: 150,346 km (0.083 R)
• M2: 708,944 km (0.06 R)
• M3: 2,104,543 km (0.035 R)
• M4: 2,485,120 km (0.051 R)
• M5: 3,065,111 km (0.11 R)
• M6: 3,493,709 km (0.03 R)
• M7: 4,103,918 km (0.096 R)
• M8: 4,783,990 km (0.08 R)
• M9: 6,241,373 km (0.078 R)
• M10: 7,142,102 km (0.065 R)
• M11: 7,901,161 km (0.104 R)
• M12: 8,593,799 km (0.11 R)
• M13: 9,036,759 km (0.114 R)
• M14: 9,452,641 km (0.044 R)
• M15: 11,973,514 km (0.064 R)
• M16: 14,571,132 km (0.089 R)
• M17: 16,274,154 km (0.11 R)
• M18: 17,016,309 km (0.066 R)
• M19: 19,242,176 km (0.074 R)
• M20: 21,288,824 km (0.114 R)
• M21: 22,629,819 km (0.116 R)
• M22: 23,243,620 km (0.12 R)
• M23: 25,151,740 km (0.082 R)
• M24: 27,162,186 km (0.058 R)
• M25: 31,405,829 km (0.107 R)
• M26: 31,881,849 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 55.4

Radius: 13.1

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 4.54 AU - 4.86 AU

Year: 6795 Days

Day: 9.8 Hours

Environment

Temp: -222 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 84,353,482 km

• M1: 163,660 km (0.04 R)
• M2: 1,155,195 km (0.109 R)
• M3: 1,686,417 km (0.096 R)
• M4: 2,618,561 km (0.105 R)
• M5: 3,321,522 km (0.078 R)
• M6: 3,942,353 km (0.042 R)
• M7: 4,538,051 km (0.052 R)
• M8: 5,766,998 km (0.08 R)
• M9: 6,720,086 km (0.073 R)
• M10: 7,717,455 km (0.058 R)
• M11: 9,362,134 km (0.091 R)
• M12: 10,859,609 km (0.116 R)
• M13: 11,684,940 km (0.069 R)
• M14: 13,503,302 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 914.2

Radius: 3.9

Gravity: 60.11 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 9.53 AU - 9.91 AU

Year: 20208 Days

Day: 21.4 Hours

Environment

Temp: -237 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 84,353,482 km

• M1: 48,919 km (0.055 R)
• M2: 540,198 km (0.028 R)
• M3: 863,180 km (0.107 R)
• M4: 1,008,738 km (0.104 R)
• M5: 1,273,227 km (0.067 R)
• M6: 1,413,700 km (0.089 R)
• M7: 1,547,440 km (0.056 R)
• M8: 1,899,145 km (0.088 R)
• M9: 3,050,749 km (0.091 R)
• M10: 3,540,533 km (0.109 R)
• M11: 3,725,436 km (0.074 R)
• M12: 6,030,589 km (0.066 R)
• M13: 7,833,692 km (0.107 R)
• M14: 8,524,984 km (0.095 R)
• M15: 8,857,241 km (0.075 R)
• M16: 9,372,007 km (0.029 R)
• M17: 10,335,717 km (0.091 R)
• M18: 10,650,022 km (0.092 R)
• M19: 10,777,479 km (0.096 R)
• M20: 18,441,079 km (0.076 R)
• M21: 18,903,187 km (0.061 R)
• M22: 20,043,721 km (0.103 R)
• M23: 20,238,049 km (0.069 R)
• M24: 21,229,284 km (0.105 R)
• M25: 28,227,921 km (0.082 R)
• M26: 31,253,688 km (0.119 R)
• M27: 32,575,684 km (0.104 R)
• M28: 33,523,088 km (0.115 R)
• M29: 40,674,315 km (0.096 R)
• M30: 41,772,213 km (0.086 R)
• M31: 44,191,211 km (0.097 R)
• M32: 53,671,228 km (0.118 R)
• M33: 56,139,892 km (0.119 R)
• M34: 62,329,953 km (0.108 R)
• M35: 63,578,347 km (0.109 R)
• M36: 72,786,994 km (0.052 R)
• M37: 80,861,987 km (0.108 R)
• M38: 83,345,910 km (0.071 R)
• M39: 83,597,085 km (0.04 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: 238 - 14,078 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit