🌌 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: 751

Radius: 13.2

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.45 AU - 0.57 AU

Year: 247 Days

Day: 6.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 13,995,490 km

• M1: 164,109 km (0.065 R)
• M2: 612,454 km (0.099 R)
• M3: 1,180,926 km (0.084 R)
• M4: 1,757,027 km (0.091 R)
• M5: 2,242,023 km (0.058 R)
• M6: 2,681,841 km (0.03 R)
• M7: 3,520,487 km (0.081 R)
• M8: 4,120,225 km (0.101 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147

Radius: 13.7

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.35 AU - 1.83 AU

Year: 1360 Days

Day: 10.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,995,490 km

• M1: 170,392 km (0.067 R)
• M2: 617,241 km (0.076 R)
• M3: 1,213,388 km (0.063 R)
• M4: 1,709,455 km (0.065 R)
• M5: 2,283,761 km (0.073 R)
• M6: 3,127,942 km (0.108 R)
• M7: 4,275,507 km (0.101 R)
• M8: 4,855,947 km (0.109 R)
• M9: 5,435,339 km (0.098 R)
• M10: 7,024,966 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 693.7

Radius: 9.5

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.24 AU - 1.96 AU

Year: 1373 Days

Day: 8.6 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 13,995,490 km

• M1: 118,182 km (0.085 R)
• M2: 437,424 km (0.111 R)
• M3: 782,098 km (0.065 R)
• M4: 1,244,056 km (0.11 R)
• M5: 1,954,496 km (0.09 R)
• M6: 3,539,336 km (0.093 R)
• M7: 5,889,369 km (0.094 R)
• M8: 6,186,919 km (0.118 R)
• M9: 6,862,503 km (0.117 R)
• M10: 7,559,629 km (0.075 R)
• M11: 10,032,482 km (0.083 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 524.1

Radius: 12.7

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 2.18 AU - 3.28 AU

Year: 3059 Days

Day: 12.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 13,995,490 km

• M1: 158,574 km (0.086 R)
• M2: 649,554 km (0.074 R)
• M3: 1,174,493 km (0.072 R)
• M4: 1,579,604 km (0.065 R)
• M5: 2,105,291 km (0.109 R)
• M6: 2,886,790 km (0.088 R)
• M7: 3,354,583 km (0.114 R)
• M8: 3,834,193 km (0.1 R)
• M9: 4,509,179 km (0.068 R)
• M10: 4,932,840 km (0.078 R)
• M11: 5,581,048 km (0.096 R)
• M12: 6,150,567 km (0.098 R)
• M13: 8,522,142 km (0.107 R)
• M14: 8,929,497 km (0.036 R)
• M15: 9,385,621 km (0.105 R)
• M16: 9,968,155 km (0.085 R)
• M17: 10,420,988 km (0.112 R)
• M18: 11,246,319 km (0.074 R)
• M19: 11,945,988 km (0.116 R)
• M20: 12,718,213 km (0.076 R)
• M21: 13,116,741 km (0.062 R)
• M22: 14,032,280 km (0.11 R)
• M23: 15,584,957 km (0.065 R)
• M24: 16,144,453 km (0.114 R)
• M25: 18,972,301 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 777.4

Radius: 5.1

Gravity: 29.89 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 4.38 AU - 7.02 AU

Year: 9230 Days

Day: 22.1 Hours

Environment

Temp: -232 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 13,995,490 km

• M1: 63,429 km (0.119 R)
• M2: 260,899 km (0.045 R)
• M3: 471,233 km (0.105 R)
• M4: 1,015,919 km (0.083 R)
• M5: 1,673,402 km (0.086 R)
• M6: 2,041,113 km (0.081 R)
• M7: 2,384,141 km (0.063 R)
• M8: 2,599,712 km (0.117 R)
• M9: 3,002,878 km (0.102 R)
• M10: 3,161,452 km (0.097 R)
• M11: 3,495,653 km (0.109 R)
• M12: 4,013,561 km (0.117 R)
• M13: 4,178,568 km (0.083 R)
• M14: 4,463,552 km (0.114 R)
• M15: 5,072,415 km (0.107 R)
• M16: 7,190,422 km (0.07 R)
• M17: 10,287,546 km (0.117 R)
• M18: 10,966,571 km (0.076 R)
• M19: 14,685,574 km (0.083 R)
• M20: 15,953,566 km (0.08 R)
• M21: 16,298,987 km (0.119 R)
• M22: 17,220,360 km (0.101 R)
• M23: 20,678,315 km (0.109 R)
• M24: 20,841,826 km (0.094 R)
• M25: 25,499,107 km (0.098 R)
• M26: 26,066,382 km (0.072 R)
• M27: 39,127,772 km (0.108 R)
• M28: 39,882,194 km (0.108 R)
• M29: 41,032,003 km (0.111 R)
• M30: 41,290,508 km (0.092 R)
• M31: 44,613,675 km (0.103 R)
• M32: 47,113,905 km (0.069 R)

Asteroid Belt

Center: 6.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 10.4

Radius: 3.9

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 6.06 AU - 8.12 AU

Year: 12804 Days

Day: 21.5 Hours

Environment

Temp: -226 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 13,995,490 km

• M1: 48,470 km (0.109 R)
• M2: 173,982 km (0.119 R)
• M3: 472,131 km (0.079 R)
• M4: 921,224 km (0.111 R)
• M5: 1,260,960 km (0.096 R)
• M6: 1,496,577 km (0.08 R)
• M7: 3,167,735 km (0.046 R)
• M8: 6,490,453 km (0.09 R)
• M9: 7,937,065 km (0.05 R)
• M10: 10,732,750 km (0.084 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: 399 - 13,757 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit