🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 865.2

Radius: 14.6

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.63 AU - 0.73 AU

Year: 394 Days

Day: 8.2 Hours

Environment

Temp: -165 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 44,473,727 km

• M1: 181,612 km (0.066 R)
• M2: 670,498 km (0.075 R)
• M3: 1,128,866 km (0.064 R)
• M4: 1,707,061 km (0.102 R)
• M5: 2,482,876 km (0.097 R)
• M6: 2,975,202 km (0.105 R)
• M7: 3,934,873 km (0.046 R)
• M8: 4,566,924 km (0.108 R)
• M9: 5,608,574 km (0.114 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 675.4

Radius: 13.5

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.71 AU - 0.97 AU

Year: 541 Days

Day: 13 Hours

Environment

Temp: -174 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 44,473,727 km

• M1: 167,849 km (0.076 R)
• M2: 603,627 km (0.112 R)
• M3: 1,045,839 km (0.025 R)
• M4: 1,549,236 km (0.083 R)
• M5: 2,354,970 km (0.067 R)
• M6: 2,800,622 km (0.097 R)
• M7: 3,291,004 km (0.086 R)
• M8: 4,156,427 km (0.102 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 190.2

Radius: 14.1

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.94 AU - 1.26 AU

Year: 811 Days

Day: 6 Hours

Environment

Temp: -183 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 44,473,727 km

• M1: 175,777 km (0.072 R)
• M2: 788,381 km (0.097 R)
• M3: 1,576,313 km (0.072 R)
• M4: 2,270,297 km (0.079 R)
• M5: 3,129,139 km (0.092 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.1

Radius: 8.5

Gravity: 6.12 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.43 AU - 2.07 AU

Year: 1627 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 44,473,727 km

• M1: 105,766 km (0.066 R)
• M2: 413,638 km (0.087 R)
• M3: 854,353 km (0.084 R)
• M4: 1,409,362 km (0.067 R)
• M5: 1,959,283 km (0.094 R)
• M6: 2,481,829 km (0.089 R)
• M7: 3,094,282 km (0.11 R)
• M8: 3,390,486 km (0.096 R)
• M9: 4,358,684 km (0.095 R)
• M10: 4,751,228 km (0.111 R)
• M11: 5,394,798 km (0.099 R)
• M12: 6,210,107 km (0.066 R)
• M13: 6,491,351 km (0.058 R)
• M14: 8,028,319 km (0.072 R)
• M15: 9,059,198 km (0.092 R)
• M16: 11,875,528 km (0.03 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 361.3

Radius: 14.3

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.72 AU - 5.96 AU

Year: 7485 Days

Day: 14.7 Hours

Environment

Temp: -216 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 44,473,727 km

• M1: 183,407 km (0.045 R)
• M2: 1,403,826 km (0.098 R)
• M3: 1,975,440 km (0.069 R)
• M4: 2,463,428 km (0.104 R)
• M5: 4,194,126 km (0.095 R)
• M6: 5,995,733 km (0.103 R)
• M7: 7,671,379 km (0.095 R)
• M8: 8,306,871 km (0.097 R)
• M9: 9,058,600 km (0.062 R)
• M10: 16,863,270 km (0.06 R)
• M11: 18,927,871 km (0.047 R)
• M12: 19,951,718 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.8

Radius: 4.7

Gravity: 29.64 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.05 AU - 6.01 AU

Year: 9141 Days

Day: 15.1 Hours

Environment

Temp: -219 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 44,473,727 km

• M1: 58,493 km (0.043 R)
• M2: 284,386 km (0.09 R)
• M3: 821,143 km (0.112 R)
• M4: 1,075,908 km (0.047 R)
• M5: 1,222,065 km (0.1 R)
• M6: 1,625,830 km (0.103 R)
• M7: 2,236,039 km (0.085 R)
• M8: 2,775,041 km (0.111 R)
• M9: 2,943,936 km (0.086 R)
• M10: 3,302,373 km (0.106 R)
• M11: 3,540,682 km (0.116 R)
• M12: 3,841,973 km (0.079 R)
• M13: 4,409,846 km (0.092 R)
• M14: 4,788,478 km (0.036 R)
• M15: 5,032,024 km (0.031 R)
• M16: 6,745,966 km (0.07 R)
• M17: 9,893,954 km (0.112 R)
• M18: 10,541,713 km (0.091 R)
• M19: 11,921,305 km (0.118 R)
• M20: 12,944,105 km (0.045 R)
• M21: 13,238,215 km (0.112 R)
• M22: 15,227,717 km (0.033 R)
• M23: 15,423,840 km (0.058 R)
• M24: 16,293,452 km (0.095 R)
• M25: 16,498,551 km (0.115 R)
• M26: 19,402,096 km (0.081 R)
• M27: 25,454,526 km (0.073 R)
• M28: 26,477,626 km (0.04 R)
• M29: 28,014,445 km (0.1 R)
• M30: 28,407,738 km (0.101 R)
• M31: 30,636,896 km (0.097 R)
• M32: 31,475,542 km (0.059 R)
• M33: 33,749,728 km (0.1 R)
• M34: 39,354,263 km (0.105 R)
• M35: 40,095,670 km (0.082 R)
• M36: 40,344,900 km (0.113 R)
• M37: 43,285,246 km (0.1 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 168 - 11,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit