🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.51 AU - 0.55 AU

Year: 245 Days

Day: 46 Hours

Environment

Temp: -130 °C

Axial Tilt: 2.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 814.5

Radius: 10.2

Gravity: 7.83 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 1.02 AU - 1.56 AU

Year: 932 Days

Day: 10.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,838,977 km

• M1: 126,859 km (0.076 R)
• M2: 603,777 km (0.089 R)
• M3: 1,023,100 km (0.111 R)
• M4: 1,415,495 km (0.105 R)
• M5: 1,823,299 km (0.113 R)
• M6: 2,190,711 km (0.086 R)
• M7: 2,559,919 km (0.083 R)
• M8: 3,498,645 km (0.084 R)
• M9: 3,942,502 km (0.073 R)
• M10: 4,962,610 km (0.071 R)
• M11: 5,686,813 km (0.051 R)
• M12: 7,128,039 km (0.082 R)
• M13: 10,159,640 km (0.103 R)

Planet 3 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 432.7

Radius: 9.4

Gravity: 4.9 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 2.71 AU - 3.39 AU

Year: 3387 Days

Day: 11.7 Hours

Environment

Temp: -200 °C

Axial Tilt: 37.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 53,838,977 km

• M1: 116,986 km (0.12 R)
• M2: 419,921 km (0.072 R)
• M3: 863,778 km (0.117 R)
• M4: 1,198,429 km (0.048 R)
• M5: 1,536,819 km (0.096 R)
• M6: 1,832,275 km (0.039 R)
• M7: 2,259,377 km (0.049 R)
• M8: 3,091,290 km (0.115 R)
• M9: 3,681,005 km (0.114 R)
• M10: 4,217,762 km (0.118 R)
• M11: 4,581,884 km (0.108 R)
• M12: 4,990,286 km (0.084 R)
• M13: 6,586,345 km (0.066 R)
• M14: 8,632,545 km (0.105 R)
• M15: 9,726,704 km (0.059 R)
• M16: 10,910,771 km (0.082 R)
• M17: 11,640,958 km (0.055 R)
• M18: 12,018,095 km (0.069 R)
• M19: 13,019,054 km (0.072 R)
• M20: 13,793,821 km (0.112 R)
• M21: 14,647,427 km (0.077 R)
• M22: 16,096,132 km (0.052 R)
• M23: 17,149,302 km (0.062 R)
• M24: 17,803,044 km (0.076 R)
• M25: 19,568,449 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.8

Radius: 8.4

Gravity: 9.29 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.05 AU - 3.07 AU

Year: 3403 Days

Day: 14.9 Hours

Environment

Temp: -194 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 53,838,977 km

• M1: 104,569 km (0.081 R)
• M2: 841,638 km (0.079 R)
• M3: 1,661,434 km (0.105 R)
• M4: 1,927,120 km (0.109 R)
• M5: 2,639,654 km (0.083 R)
• M6: 3,575,688 km (0.026 R)
• M7: 4,349,857 km (0.111 R)
• M8: 4,741,205 km (0.112 R)
• M9: 6,635,414 km (0.037 R)
• M10: 7,061,169 km (0.093 R)
• M11: 9,814,368 km (0.087 R)
• M12: 21,680,621 km (0.116 R)
• M13: 22,823,100 km (0.082 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 292

Radius: 11

Gravity: 2.41 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 3.3 AU - 4.92 AU

Year: 5298 Days

Day: 8.3 Hours

Environment

Temp: -210 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 53,838,977 km

• M1: 136,882 km (0.058 R)
• M2: 583,731 km (0.052 R)
• M3: 928,105 km (0.098 R)
• M4: 1,355,357 km (0.046 R)
• M5: 2,276,580 km (0.071 R)
• M6: 3,288,460 km (0.065 R)
• M7: 4,862,080 km (0.111 R)
• M8: 5,733,338 km (0.093 R)
• M9: 6,526,207 km (0.069 R)
• M10: 7,042,469 km (0.058 R)
• M11: 7,585,659 km (0.094 R)
• M12: 9,085,378 km (0.1 R)
• M13: 9,575,461 km (0.036 R)
• M14: 9,924,921 km (0.111 R)
• M15: 11,495,998 km (0.045 R)
• M16: 11,935,666 km (0.117 R)
• M17: 13,084,129 km (0.116 R)
• M18: 13,660,978 km (0.102 R)
• M19: 14,204,467 km (0.097 R)
• M20: 18,184,668 km (0.041 R)
• M21: 18,964,073 km (0.081 R)
• M22: 19,953,663 km (0.1 R)
• M23: 22,035,766 km (0.079 R)
• M24: 22,646,425 km (0.072 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 203.2

Radius: 3.1

Gravity: 21.14 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 6.97 AU - 10.71 AU

Year: 16711 Days

Day: 18.6 Hours

Environment

Temp: -222 °C

Axial Tilt: 23.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 53,838,977 km

• M1: 38,596 km (0.087 R)
• M2: 202,855 km (0.103 R)
• M3: 622,327 km (0.112 R)
• M4: 923,916 km (0.106 R)
• M5: 2,137,155 km (0.078 R)
• M6: 3,004,524 km (0.068 R)
• M7: 3,540,383 km (0.058 R)
• M8: 3,639,716 km (0.105 R)
• M9: 5,493,982 km (0.095 R)
• M10: 5,694,742 km (0.039 R)
• M11: 7,645,050 km (0.104 R)
• M12: 7,811,402 km (0.108 R)
• M13: 10,706,570 km (0.116 R)
• M14: 21,219,860 km (0.094 R)
• M15: 26,130,858 km (0.05 R)
• M16: 29,862,428 km (0.113 R)
• M17: 36,334,929 km (0.107 R)
• M18: 40,332,932 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.1

Radius: 7.7

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 8.26 AU - 9.8 AU

Year: 17253 Days

Day: 23.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 53,838,977 km

• M1: 95,892 km (0.043 R)
• M2: 558,748 km (0.091 R)
• M3: 925,412 km (0.096 R)
• M4: 1,517,970 km (0.036 R)
• M5: 2,170,964 km (0.12 R)
• M6: 2,952,613 km (0.103 R)
• M7: 3,357,874 km (0.113 R)
• M8: 3,854,240 km (0.078 R)
• M9: 4,221,353 km (0.081 R)
• M10: 5,025,890 km (0.083 R)
• M11: 5,783,005 km (0.093 R)
• M12: 8,371,646 km (0.12 R)
• M13: 9,944,219 km (0.086 R)
• M14: 10,259,572 km (0.07 R)
• M15: 12,115,333 km (0.101 R)
• M16: 14,719,234 km (0.097 R)
• M17: 18,372,115 km (0.09 R)
• M18: 19,007,756 km (0.073 R)
• M19: 19,494,099 km (0.091 R)
• M20: 20,746,083 km (0.071 R)
• M21: 21,261,597 km (0.08 R)
• M22: 24,062,219 km (0.108 R)
• M23: 25,501,799 km (0.091 R)
• M24: 31,048,140 km (0.102 R)
• M25: 38,496,170 km (0.12 R)
• M26: 40,996,997 km (0.107 R)
• M27: 42,907,512 km (0.066 R)
• M28: 49,602,316 km (0.083 R)
• M29: 51,456,581 km (0.103 R)
• M30: 52,242,718 km (0.101 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 545 - 17,896 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit