🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 309

Radius: 12.6

Gravity: 1.95 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.37 AU - 2.01 AU

Year: 1419 Days

Day: 14.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 32.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 54,130,761 km

• M1: 156,928 km (0.066 R)
• M2: 571,464 km (0.056 R)
• M3: 1,265,748 km (0.071 R)
• M4: 1,794,127 km (0.077 R)
• M5: 2,412,714 km (0.108 R)
• M6: 3,334,088 km (0.082 R)
• M7: 3,784,527 km (0.057 R)
• M8: 4,477,165 km (0.093 R)
• M9: 4,954,233 km (0.113 R)
• M10: 5,743,810 km (0.042 R)
• M11: 6,158,496 km (0.034 R)
• M12: 7,331,642 km (0.085 R)
• M13: 7,921,058 km (0.107 R)
• M14: 9,910,560 km (0.081 R)

Planet 2 - Gas Giant

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 812.1

Radius: 12.8

Gravity: 4.96 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.95 AU - 2.39 AU

Year: 2064 Days

Day: 7.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 54,130,761 km

• M1: 159,621 km (0.074 R)
• M2: 767,587 km (0.043 R)
• M3: 1,208,751 km (0.038 R)
• M4: 1,706,463 km (0.033 R)
• M5: 2,113,220 km (0.068 R)
• M6: 2,613,774 km (0.115 R)
• M7: 3,128,540 km (0.088 R)
• M8: 3,857,830 km (0.055 R)
• M9: 4,303,482 km (0.103 R)
• M10: 5,655,847 km (0.098 R)
• M11: 8,427,746 km (0.113 R)
• M12: 11,962,444 km (0.115 R)
• M13: 12,747,235 km (0.055 R)
• M14: 13,522,152 km (0.069 R)
• M15: 14,603,894 km (0.088 R)
• M16: 15,308,799 km (0.098 R)
• M17: 16,786,527 km (0.043 R)

Planet 3 - Ice Giant

Semi-Major Axis: 6.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 724.7

Radius: 4.5

Gravity: 35.79 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.83 AU - 6.95 AU

Year: 10430 Days

Day: 16.9 Hours

Environment

Temp: -212 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 54,130,761 km

• M1: 56,099 km (0.046 R)
• M2: 619,934 km (0.028 R)
• M3: 1,065,586 km (0.106 R)
• M4: 1,410,708 km (0.067 R)
• M5: 1,579,903 km (0.117 R)
• M6: 1,842,747 km (0.099 R)
• M7: 2,134,313 km (0.1 R)
• M8: 2,281,816 km (0.082 R)
• M9: 3,101,463 km (0.101 R)
• M10: 3,668,140 km (0.069 R)
• M11: 3,853,492 km (0.104 R)
• M12: 4,908,007 km (0.053 R)
• M13: 5,198,975 km (0.102 R)
• M14: 9,009,831 km (0.108 R)
• M15: 9,495,426 km (0.109 R)
• M16: 10,100,998 km (0.093 R)
• M17: 12,963,852 km (0.1 R)
• M18: 14,944,827 km (0.093 R)
• M19: 21,907,860 km (0.106 R)
• M20: 24,700,104 km (0.114 R)
• M21: 26,230,042 km (0.03 R)
• M22: 30,007,538 km (0.091 R)
• M23: 30,544,295 km (0.064 R)
• M24: 39,509,695 km (0.088 R)
• M25: 41,332,396 km (0.054 R)
• M26: 42,130,351 km (0.104 R)
• M27: 42,803,242 km (0.109 R)
• M28: 48,299,019 km (0.116 R)
• M29: 49,184,190 km (0.11 R)

Planet 4 - Ice Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.1

Radius: 3.4

Gravity: 9.87 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 7.14 AU - 9.98 AU

Year: 16171 Days

Day: 17.1 Hours

Environment

Temp: -223 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 54,130,761 km

• M1: 43,832 km (0.107 R)
• M2: 159,920 km (0.06 R)
• M3: 1,370,316 km (0.095 R)
• M4: 2,278,974 km (0.12 R)
• M5: 2,750,357 km (0.074 R)
• M6: 3,133,776 km (0.102 R)
• M7: 4,157,026 km (0.103 R)
• M8: 5,537,515 km (0.105 R)
• M9: 6,146,528 km (0.113 R)
• M10: 9,917,292 km (0.101 R)
• M11: 11,104,800 km (0.108 R)
• M12: 11,453,662 km (0.113 R)
• M13: 14,988,360 km (0.113 R)
• M14: 15,661,251 km (0.117 R)
• M15: 18,833,624 km (0.099 R)
• M16: 19,906,390 km (0.066 R)
• M17: 29,422,760 km (0.091 R)
• M18: 29,707,295 km (0.085 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 282.2

Radius: 7.8

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 8.87 AU - 9.99 AU

Year: 18697 Days

Day: 19.3 Hours

Environment

Temp: -228 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 54,130,761 km

• M1: 97,837 km (0.111 R)
• M2: 439,070 km (0.072 R)
• M3: 737,368 km (0.091 R)
• M4: 1,706,762 km (0.105 R)
• M5: 2,258,479 km (0.085 R)
• M6: 2,514,441 km (0.108 R)
• M7: 4,244,989 km (0.106 R)
• M8: 5,020,804 km (0.096 R)
• M9: 5,635,651 km (0.12 R)
• M10: 8,417,723 km (0.099 R)
• M11: 16,275,650 km (0.094 R)
• M12: 16,714,869 km (0.077 R)
• M13: 17,770,581 km (0.102 R)
• M14: 18,080,099 km (0.094 R)
• M15: 20,433,573 km (0.097 R)
• M16: 28,494,804 km (0.085 R)
• M17: 34,107,118 km (0.108 R)
• M18: 37,550,711 km (0.054 R)
• M19: 42,447,498 km (0.06 R)
• M20: 44,833,435 km (0.092 R)
• M21: 51,421,575 km (0.092 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 436 - 17,168 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit