🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.41 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 154.1

Radius: 12.2

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.79 AU - 0.83 AU

Year: 471 Days

Day: 11.1 Hours

Environment

Temp: -139 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 64,427,256 km

• M1: 152,590 km (0.105 R)
• M2: 676,631 km (0.067 R)
• M3: 1,081,593 km (0.088 R)
• M4: 1,666,520 km (0.051 R)
• M5: 2,105,141 km (0.114 R)
• M6: 2,513,244 km (0.107 R)
• M7: 3,800,384 km (0.051 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.5

Radius: 14

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.28 AU - 2.13 AU

Year: 1431 Days

Day: 7.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,427,256 km

• M1: 177,124 km (0.047 R)
• M2: 616,493 km (0.052 R)
• M3: 1,091,466 km (0.099 R)
• M4: 1,708,408 km (0.088 R)
• M5: 2,244,566 km (0.111 R)
• M6: 2,772,198 km (0.09 R)
• M7: 4,134,287 km (0.068 R)
• M8: 4,625,716 km (0.109 R)
• M9: 5,468,401 km (0.061 R)
• M10: 8,361,474 km (0.109 R)
• M11: 10,580,908 km (0.084 R)
• M12: 11,506,769 km (0.107 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.6

Radius: 8.9

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 2.18 AU - 3.32 AU

Year: 2945 Days

Day: 10.3 Hours

Environment

Temp: -194 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 64,427,256 km

• M1: 110,702 km (0.117 R)
• M2: 449,990 km (0.1 R)
• M3: 852,708 km (0.067 R)
• M4: 1,605,036 km (0.109 R)
• M5: 2,234,992 km (0.092 R)
• M6: 3,054,639 km (0.087 R)
• M7: 3,350,544 km (0.074 R)
• M8: 4,641,723 km (0.045 R)
• M9: 5,010,930 km (0.04 R)
• M10: 6,375,562 km (0.076 R)
• M11: 8,916,631 km (0.047 R)
• M12: 9,343,285 km (0.116 R)
• M13: 9,709,051 km (0.066 R)
• M14: 17,543,342 km (0.061 R)
• M15: 17,820,547 km (0.101 R)
• M16: 18,785,304 km (0.119 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 947.5

Radius: 9.4

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 4.59 AU - 4.71 AU

Year: 6474 Days

Day: 6.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 33 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 64,427,256 km

• M1: 121,025 km (0.09 R)
• M2: 460,163 km (0.114 R)
• M3: 858,542 km (0.101 R)
• M4: 1,247,646 km (0.052 R)
• M5: 2,235,291 km (0.041 R)
• M6: 2,725,224 km (0.035 R)
• M7: 4,201,905 km (0.109 R)
• M8: 4,892,150 km (0.06 R)
• M9: 5,850,773 km (0.047 R)
• M10: 6,427,173 km (0.11 R)
• M11: 7,932,876 km (0.07 R)
• M12: 9,523,251 km (0.115 R)
• M13: 9,893,206 km (0.085 R)
• M14: 10,321,056 km (0.07 R)
• M15: 11,731,315 km (0.098 R)
• M16: 14,929,867 km (0.088 R)
• M17: 16,595,640 km (0.093 R)
• M18: 17,200,015 km (0.097 R)
• M19: 18,381,838 km (0.099 R)
• M20: 20,216,806 km (0.114 R)
• M21: 20,751,768 km (0.1 R)
• M22: 21,296,005 km (0.033 R)
• M23: 21,849,966 km (0.084 R)
• M24: 22,413,351 km (0.115 R)
• M25: 24,332,991 km (0.101 R)
• M26: 25,113,144 km (0.117 R)
• M27: 30,148,459 km (0.1 R)
• M28: 31,863,150 km (0.116 R)
• M29: 32,483,682 km (0.075 R)
• M30: 37,282,183 km (0.119 R)
• M31: 37,740,551 km (0.12 R)
• M32: 38,435,134 km (0.079 R)
• M33: 38,785,642 km (0.095 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 583.5

Radius: 3

Gravity: 64.83 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 7.97 AU - 9.65 AU

Year: 16884 Days

Day: 20.2 Hours

Environment

Temp: -235 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 64,427,256 km

• M1: 63,429 km (0.07 R)
• M2: 195,674 km (0.11 R)
• M3: 723,007 km (0.114 R)
• M4: 1,104,930 km (0.06 R)
• M5: 2,069,088 km (0.112 R)
• M6: 2,393,566 km (0.082 R)
• M7: 3,352,039 km (0.096 R)
• M8: 3,598,427 km (0.114 R)
• M9: 4,706,349 km (0.06 R)
• M10: 4,980,263 km (0.066 R)
• M11: 5,597,504 km (0.092 R)
• M12: 5,826,987 km (0.054 R)
• M13: 7,474,358 km (0.106 R)
• M14: 7,705,786 km (0.099 R)
• M15: 9,248,589 km (0.097 R)
• M16: 15,088,142 km (0.088 R)
• M17: 15,457,649 km (0.073 R)
• M18: 18,633,462 km (0.07 R)
• M19: 20,733,517 km (0.093 R)
• M20: 21,560,045 km (0.077 R)
• M21: 22,599,750 km (0.115 R)
• M22: 23,278,476 km (0.057 R)
• M23: 23,771,550 km (0.071 R)
• M24: 26,985,062 km (0.107 R)
• M25: 27,310,587 km (0.073 R)
• M26: 30,009,782 km (0.099 R)
• M27: 32,025,763 km (0.036 R)
• M28: 35,410,115 km (0.098 R)
• M29: 40,850,242 km (0.068 R)
• M30: 42,001,098 km (0.1 R)
• M31: 43,618,700 km (0.077 R)
• M32: 44,669,475 km (0.06 R)
• M33: 47,134,250 km (0.059 R)
• M34: 47,764,207 km (0.089 R)
• M35: 50,013,710 km (0.087 R)
• M36: 51,164,417 km (0.111 R)
• M37: 53,348,097 km (0.099 R)
• M38: 57,900,210 km (0.116 R)
• M39: 60,826,345 km (0.103 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 348 - 19,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit