🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 492.9

Radius: 9.2

Gravity: 5.82 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.6 AU - 0.8 AU

Year: 412 Days

Day: 8.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 65,068,732 km

• M1: 114,442 km (0.083 R)
• M2: 418,276 km (0.097 R)
• M3: 786,436 km (0.114 R)
• M4: 1,239,718 km (0.085 R)
• M5: 1,560,306 km (0.038 R)
• M6: 2,110,527 km (0.115 R)
• M7: 2,454,003 km (0.079 R)
• M8: 2,755,443 km (0.096 R)
• M9: 3,156,665 km (0.1 R)
• M10: 3,620,268 km (0.113 R)
• M11: 4,797,903 km (0.102 R)
• M12: 5,091,115 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508

Radius: 14.2

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.7 AU - 0.72 AU

Year: 421 Days

Day: 10 Hours

Environment

Temp: -162 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,068,732 km

• M1: 176,525 km (0.11 R)
• M2: 641,625 km (0.12 R)
• M3: 1,120,488 km (0.05 R)
• M4: 2,173,358 km (0.071 R)
• M5: 2,851,186 km (0.081 R)
• M6: 3,435,366 km (0.106 R)
• M7: 4,761,102 km (0.113 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 602

Radius: 12.4

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.65 AU - 0.95 AU

Year: 503 Days

Day: 7.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 20.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 65,068,732 km

• M1: 154,385 km (0.097 R)
• M2: 619,335 km (0.07 R)
• M3: 1,382,135 km (0.114 R)
• M4: 2,123,991 km (0.079 R)
• M5: 2,518,181 km (0.102 R)
• M6: 3,083,362 km (0.095 R)
• M7: 3,469,623 km (0.083 R)
• M8: 4,255,910 km (0.066 R)
• M9: 5,189,999 km (0.097 R)
• M10: 5,620,392 km (0.108 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 502.5

Radius: 13.9

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.09 AU - 1.57 AU

Year: 1078 Days

Day: 14.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 65,068,732 km

• M1: 173,085 km (0.107 R)
• M2: 713,283 km (0.075 R)
• M3: 1,434,045 km (0.045 R)
• M4: 1,954,347 km (0.101 R)
• M5: 2,499,032 km (0.085 R)
• M6: 3,333,041 km (0.039 R)
• M7: 4,231,226 km (0.095 R)
• M8: 5,323,291 km (0.104 R)
• M9: 6,684,033 km (0.053 R)
• M10: 7,374,427 km (0.107 R)
• M11: 7,836,086 km (0.091 R)
• M12: 8,368,804 km (0.027 R)
• M13: 9,144,170 km (0.062 R)
• M14: 9,677,785 km (0.118 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 43.4

Radius: 13.9

Gravity: 0.22 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.28 AU - 2.04 AU

Year: 1503 Days

Day: 12.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 24.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 65,068,732 km

• M1: 174,282 km (0.113 R)
• M2: 780,602 km (0.059 R)
• M3: 1,537,417 km (0.064 R)
• M4: 2,274,935 km (0.114 R)
• M5: 2,952,164 km (0.118 R)
• M6: 3,534,250 km (0.081 R)
• M7: 4,139,971 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.3

Radius: 14.3

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.98 AU - 3.06 AU

Year: 2812 Days

Day: 10.7 Hours

Environment

Temp: -214 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 65,068,732 km

• M1: 177,872 km (0.078 R)
• M2: 640,728 km (0.109 R)
• M3: 1,195,586 km (0.116 R)
• M4: 1,647,222 km (0.027 R)
• M5: 2,168,571 km (0.093 R)
• M6: 2,772,497 km (0.06 R)
• M7: 3,723,641 km (0.11 R)
• M8: 6,571,984 km (0.055 R)
• M9: 7,791,655 km (0.084 R)
• M10: 8,872,201 km (0.085 R)
• M11: 9,613,309 km (0.073 R)
• M12: 11,404,444 km (0.117 R)
• M13: 13,326,328 km (0.079 R)
• M14: 14,386,079 km (0.053 R)
• M15: 14,959,039 km (0.082 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 359.6

Radius: 6.1

Gravity: 9.66 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 8.14 AU - 11.62 AU

Year: 21829 Days

Day: 16.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 65,068,732 km

• M1: 77,791 km (0.099 R)
• M2: 278,102 km (0.025 R)
• M3: 543,040 km (0.115 R)
• M4: 806,333 km (0.11 R)
• M5: 1,091,316 km (0.117 R)
• M6: 1,285,345 km (0.061 R)
• M7: 1,694,046 km (0.078 R)
• M8: 3,842,870 km (0.089 R)
• M9: 4,754,819 km (0.115 R)
• M10: 5,065,085 km (0.034 R)
• M11: 5,958,932 km (0.088 R)
• M12: 7,041,273 km (0.089 R)
• M13: 8,248,827 km (0.09 R)
• M14: 9,161,822 km (0.116 R)
• M15: 12,496,209 km (0.039 R)
• M16: 13,154,440 km (0.076 R)
• M17: 13,560,299 km (0.04 R)
• M18: 14,114,260 km (0.062 R)
• M19: 14,900,696 km (0.09 R)
• M20: 16,019,538 km (0.092 R)
• M21: 16,795,951 km (0.055 R)
• M22: 18,761,069 km (0.055 R)
• M23: 22,560,107 km (0.063 R)
• M24: 28,158,059 km (0.12 R)
• M25: 30,681,775 km (0.049 R)
• M26: 35,779,921 km (0.043 R)
• M27: 38,322,935 km (0.103 R)
• M28: 40,555,684 km (0.063 R)
• M29: 43,616,007 km (0.073 R)
• M30: 46,358,735 km (0.07 R)
• M31: 53,714,013 km (0.12 R)
• M32: 54,230,425 km (0.032 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 13,894 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit