🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689.1

Radius: 10.4

Gravity: 6.37 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.46 AU - 0.56 AU

Year: 243 Days

Day: 8.7 Hours

Environment

Temp: -149 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 45,300,378 km

• M1: 129,552 km (0.108 R)
• M2: 482,304 km (0.098 R)
• M3: 901,926 km (0.099 R)
• M4: 1,265,598 km (0.103 R)
• M5: 1,608,925 km (0.109 R)
• M6: 2,415,407 km (0.069 R)
• M7: 2,887,089 km (0.116 R)
• M8: 3,235,054 km (0.062 R)
• M9: 3,969,729 km (0.063 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 304.2

Radius: 13.2

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.55 AU - 0.65 AU

Year: 310 Days

Day: 9.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 45,300,378 km

• M1: 164,258 km (0.109 R)
• M2: 634,594 km (0.095 R)
• M3: 1,101,340 km (0.08 R)
• M4: 1,676,095 km (0.098 R)
• M5: 2,205,521 km (0.099 R)
• M6: 3,415,619 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 926.4

Radius: 13.2

Gravity: 5.32 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.67 AU - 0.89 AU

Year: 459 Days

Day: 13.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 64.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 45,300,378 km

• M1: 167,400 km (0.111 R)
• M2: 611,406 km (0.064 R)
• M3: 1,070,373 km (0.06 R)
• M4: 1,485,656 km (0.093 R)
• M5: 2,241,275 km (0.109 R)
• M6: 2,787,906 km (0.114 R)
• M7: 3,957,911 km (0.099 R)
• M8: 4,952,886 km (0.098 R)
• M9: 5,639,989 km (0.063 R)
• M10: 6,052,730 km (0.09 R)
• M11: 6,563,008 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.5

Radius: 13.2

Gravity: 4.53 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 0.79 AU - 1.17 AU

Year: 647 Days

Day: 7.7 Hours

Environment

Temp: -175 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 45,300,378 km

• M1: 164,258 km (0.084 R)
• M2: 926,460 km (0.078 R)
• M3: 1,602,941 km (0.074 R)
• M4: 2,659,102 km (0.096 R)
• M5: 3,238,345 km (0.11 R)
• M6: 5,948,610 km (0.086 R)
• M7: 7,655,222 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.4

Radius: 11.2

Gravity: 7.26 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 4.28 AU - 5.16 AU

Year: 6838 Days

Day: 11.7 Hours

Environment

Temp: -224 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,300,378 km

• M1: 139,276 km (0.081 R)
• M2: 516,861 km (0.056 R)
• M3: 1,330,374 km (0.1 R)
• M4: 1,770,042 km (0.082 R)
• M5: 2,154,359 km (0.118 R)
• M6: 3,159,507 km (0.062 R)
• M7: 3,755,804 km (0.108 R)
• M8: 4,508,281 km (0.079 R)
• M9: 5,642,832 km (0.059 R)
• M10: 6,242,719 km (0.032 R)
• M11: 6,702,134 km (0.114 R)
• M12: 7,414,070 km (0.095 R)
• M13: 9,483,607 km (0.111 R)
• M14: 11,594,882 km (0.073 R)
• M15: 13,127,662 km (0.085 R)
• M16: 15,545,912 km (0.107 R)
• M17: 24,998,253 km (0.104 R)
• M18: 28,014,744 km (0.1 R)
• M19: 28,780,985 km (0.104 R)
• M20: 30,757,921 km (0.096 R)
• M21: 31,368,280 km (0.042 R)
• M22: 32,718,401 km (0.083 R)
• M23: 39,574,471 km (0.098 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 590.1

Radius: 5.4

Gravity: 20.24 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.48 AU - 6.6 AU

Year: 9899 Days

Day: 17.8 Hours

Environment

Temp: -224 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,300,378 km

• M1: 67,169 km (0.093 R)
• M2: 382,372 km (0.075 R)
• M3: 555,457 km (0.118 R)
• M4: 844,031 km (0.074 R)
• M5: 1,028,485 km (0.083 R)
• M6: 1,563,298 km (0.108 R)
• M7: 2,023,162 km (0.098 R)
• M8: 2,321,460 km (0.082 R)
• M9: 3,207,528 km (0.102 R)
• M10: 3,442,397 km (0.112 R)
• M11: 4,356,140 km (0.027 R)
• M12: 5,069,573 km (0.079 R)
• M13: 5,823,696 km (0.083 R)
• M14: 6,281,615 km (0.092 R)
• M15: 7,309,202 km (0.08 R)
• M16: 12,432,032 km (0.082 R)
• M17: 13,369,263 km (0.076 R)
• M18: 14,227,206 km (0.109 R)
• M19: 15,317,625 km (0.099 R)
• M20: 21,122,471 km (0.102 R)
• M21: 21,698,274 km (0.069 R)
• M22: 24,373,981 km (0.057 R)
• M23: 25,007,378 km (0.075 R)
• M24: 26,118,292 km (0.065 R)
• M25: 29,444,451 km (0.096 R)
• M26: 30,369,864 km (0.076 R)
• M27: 32,604,407 km (0.104 R)
• M28: 34,266,140 km (0.057 R)
• M29: 36,804,068 km (0.116 R)
• M30: 37,757,156 km (0.058 R)
• M31: 41,991,973 km (0.103 R)
• M32: 43,956,941 km (0.077 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 16,799 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit