🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 374.4

Radius: 13.6

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.54 AU - 0.54 AU

Year: 274 Days

Day: 12 Hours

Environment

Temp: -147 °C

Axial Tilt: 46.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 49,126,582 km

• M1: 169,195 km (0.095 R)
• M2: 807,230 km (0.093 R)
• M3: 1,611,618 km (0.057 R)
• M4: 2,259,526 km (0.099 R)
• M5: 3,086,503 km (0.099 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.5

Radius: 12.3

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.51 AU - 0.65 AU

Year: 305 Days

Day: 7.4 Hours

Environment

Temp: -157 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 49,126,582 km

• M1: 153,039 km (0.106 R)
• M2: 564,134 km (0.094 R)
• M3: 1,012,478 km (0.057 R)
• M4: 1,894,358 km (0.111 R)
• M5: 2,559,620 km (0.075 R)
• M6: 3,110,140 km (0.093 R)
• M7: 3,726,932 km (0.048 R)
• M8: 4,190,984 km (0.046 R)
• M9: 4,693,633 km (0.108 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.5

Radius: 11.5

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.89 AU - 1.33 AU

Year: 807 Days

Day: 13.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 137 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 49,126,582 km

• M1: 143,016 km (0.042 R)
• M2: 555,008 km (0.108 R)
• M3: 975,827 km (0.114 R)
• M4: 1,614,909 km (0.115 R)
• M5: 2,120,251 km (0.096 R)
• M6: 3,326,608 km (0.109 R)
• M7: 3,746,379 km (0.113 R)
• M8: 4,316,946 km (0.113 R)
• M9: 4,908,157 km (0.108 R)
• M10: 5,338,250 km (0.057 R)
• M11: 5,937,240 km (0.085 R)
• M12: 6,426,276 km (0.102 R)
• M13: 6,873,274 km (0.096 R)
• M14: 7,317,281 km (0.12 R)
• M15: 7,705,786 km (0.102 R)
• M16: 8,551,014 km (0.09 R)
• M17: 9,571,122 km (0.039 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.6

Radius: 10.7

Gravity: 1.51 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 1.06 AU - 1.74 AU

Year: 1143 Days

Day: 12.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 49,126,582 km

• M1: 133,142 km (0.117 R)
• M2: 511,026 km (0.09 R)
• M3: 859,739 km (0.095 R)
• M4: 1,349,074 km (0.117 R)
• M5: 2,002,517 km (0.047 R)
• M6: 2,392,519 km (0.063 R)
• M7: 3,193,316 km (0.075 R)
• M8: 3,663,053 km (0.083 R)
• M9: 4,222,400 km (0.114 R)
• M10: 4,854,152 km (0.073 R)
• M11: 5,269,435 km (0.107 R)
• M12: 6,133,812 km (0.035 R)
• M13: 6,801,467 km (0.117 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 456.3

Radius: 12.6

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 5.07 AU - 5.69 AU

Year: 8614 Days

Day: 14.3 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 49,126,582 km

• M1: 156,629 km (0.053 R)
• M2: 621,878 km (0.119 R)
• M3: 1,206,507 km (0.072 R)
• M4: 1,888,374 km (0.101 R)
• M5: 2,430,068 km (0.1 R)
• M6: 3,199,450 km (0.079 R)
• M7: 5,402,278 km (0.101 R)
• M8: 6,470,108 km (0.114 R)
• M9: 6,999,834 km (0.106 R)
• M10: 13,268,882 km (0.099 R)
• M11: 15,450,169 km (0.077 R)
• M12: 24,838,034 km (0.106 R)
• M13: 27,945,780 km (0.112 R)
• M14: 32,412,623 km (0.083 R)
• M15: 34,815,164 km (0.082 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.3

Radius: 5

Gravity: 21.73 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 5.05 AU - 8.11 AU

Year: 11651 Days

Day: 18.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 77.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 49,126,582 km

• M1: 62,532 km (0.056 R)
• M2: 510,129 km (0.077 R)
• M3: 723,605 km (0.093 R)
• M4: 1,049,579 km (0.106 R)
• M5: 1,347,578 km (0.066 R)
• M6: 1,610,421 km (0.099 R)
• M7: 1,809,386 km (0.118 R)
• M8: 2,129,974 km (0.112 R)
• M9: 2,370,528 km (0.088 R)
• M10: 2,608,388 km (0.102 R)
• M11: 3,155,468 km (0.075 R)
• M12: 4,156,726 km (0.104 R)
• M13: 5,123,727 km (0.066 R)
• M14: 5,905,526 km (0.059 R)
• M15: 6,121,994 km (0.036 R)
• M16: 7,617,673 km (0.029 R)
• M17: 8,225,340 km (0.077 R)
• M18: 8,540,991 km (0.105 R)
• M19: 9,244,550 km (0.073 R)
• M20: 10,397,351 km (0.049 R)
• M21: 13,350,712 km (0.055 R)
• M22: 13,661,278 km (0.084 R)
• M23: 14,621,546 km (0.112 R)
• M24: 15,626,096 km (0.091 R)
• M25: 16,819,289 km (0.071 R)
• M26: 19,149,126 km (0.116 R)
• M27: 24,069,549 km (0.098 R)
• M28: 27,114,764 km (0.089 R)
• M29: 28,015,343 km (0.075 R)
• M30: 29,142,862 km (0.114 R)
• M31: 29,665,258 km (0.11 R)
• M32: 39,146,771 km (0.053 R)
• M33: 39,527,497 km (0.071 R)
• M34: 41,731,523 km (0.054 R)
• M35: 42,662,321 km (0.049 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 11,604 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit