🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.63

Radius: 0.83

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.6 AU - 0.92 AU

Year: 233 Days

Day: 30.1 Hours

Environment

Temp: 182 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 1.26 AU - 1.42 AU

Year: 545 Days

Day: 26.6 Hours

Environment

Temp: 5 °C

Axial Tilt: 38.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 81,289,257 km

• M1: 33,211 km (0.083 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.97

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 2.04 AU - 3.2 AU

Year: 1490 Days

Day: 24.2 Hours

Environment

Temp: -69 °C

Axial Tilt: 1.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 3.1 AU - 4.24 AU

Year: 2471 Days

Day: 16.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 18.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 4.26 AU - 6.26 AU

Year: 4240 Days

Day: 32.8 Hours

Environment

Temp: -138 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,289,257 km

• M1: 42,935 km (0.099 R)

Asteroid Belt

Center: 5.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 357.9

Radius: 13.1

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.74 AU - 7.56 AU

Year: 5360 Days

Day: 5.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 48.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,289,257 km

• M1: 163,810 km (0.099 R)
• M2: 695,032 km (0.103 R)
• M3: 1,985,164 km (0.071 R)
• M4: 2,438,894 km (0.073 R)
• M5: 3,481,292 km (0.089 R)
• M6: 5,230,540 km (0.07 R)
• M7: 6,372,420 km (0.091 R)
• M8: 9,493,032 km (0.041 R)
• M9: 10,172,655 km (0.061 R)
• M10: 11,013,246 km (0.092 R)
• M11: 11,495,100 km (0.044 R)
• M12: 12,642,815 km (0.077 R)
• M13: 15,165,634 km (0.113 R)
• M14: 19,426,779 km (0.108 R)
• M15: 21,728,343 km (0.082 R)
• M16: 22,417,989 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 144.8

Radius: 11.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 5.76 AU - 6.62 AU

Year: 5413 Days

Day: 6.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 81,289,257 km

• M1: 145,858 km (0.079 R)
• M2: 558,598 km (0.078 R)
• M3: 945,459 km (0.094 R)
• M4: 1,837,660 km (0.088 R)
• M5: 2,305,752 km (0.103 R)
• M6: 2,730,909 km (0.094 R)
• M7: 3,741,892 km (0.063 R)
• M8: 4,375,139 km (0.107 R)
• M9: 5,078,698 km (0.116 R)
• M10: 5,458,078 km (0.086 R)
• M11: 7,587,305 km (0.066 R)
• M12: 9,179,475 km (0.07 R)
• M13: 9,780,709 km (0.1 R)
• M14: 11,459,496 km (0.102 R)
• M15: 11,990,419 km (0.05 R)
• M16: 13,367,467 km (0.066 R)
• M17: 14,799,418 km (0.098 R)
• M18: 16,899,473 km (0.055 R)
• M19: 18,349,974 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 788.8

Radius: 12.3

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.53 AU - 11.13 AU

Year: 10016 Days

Day: 11 Hours

Environment

Temp: -161 °C

Axial Tilt: 40 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 81,289,257 km

• M1: 153,039 km (0.074 R)
• M2: 890,407 km (0.096 R)
• M3: 1,440,179 km (0.105 R)
• M4: 2,021,217 km (0.115 R)
• M5: 3,410,383 km (0.108 R)
• M6: 4,571,561 km (0.113 R)
• M7: 5,526,744 km (0.084 R)
• M8: 6,687,623 km (0.117 R)
• M9: 7,203,287 km (0.102 R)
• M10: 8,225,340 km (0.063 R)
• M11: 9,835,462 km (0.095 R)
• M12: 11,092,383 km (0.061 R)
• M13: 14,308,139 km (0.084 R)
• M14: 15,369,386 km (0.103 R)
• M15: 21,646,961 km (0.107 R)
• M16: 22,425,918 km (0.116 R)
• M17: 23,044,505 km (0.047 R)
• M18: 23,493,298 km (0.092 R)
• M19: 25,922,169 km (0.076 R)
• M20: 29,766,386 km (0.085 R)
• M21: 32,157,558 km (0.055 R)
• M22: 33,859,683 km (0.087 R)
• M23: 37,690,136 km (0.092 R)
• M24: 43,279,562 km (0.11 R)
• M25: 47,926,670 km (0.034 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 983.6

Radius: 8

Gravity: 15.37 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 13.72 AU - 14.3 AU

Year: 18430 Days

Day: 20.7 Hours

Environment

Temp: -189 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 81,289,257 km

• M1: 110,254 km (0.084 R)
• M2: 557,402 km (0.106 R)
• M3: 1,264,401 km (0.067 R)
• M4: 1,715,439 km (0.088 R)
• M5: 2,141,643 km (0.108 R)
• M6: 2,425,729 km (0.06 R)
• M7: 2,685,731 km (0.11 R)
• M8: 4,112,745 km (0.102 R)
• M9: 5,027,536 km (0.036 R)
• M10: 5,334,660 km (0.055 R)
• M11: 7,747,225 km (0.11 R)
• M12: 9,247,841 km (0.099 R)
• M13: 9,768,891 km (0.063 R)
• M14: 13,681,324 km (0.108 R)
• M15: 15,777,339 km (0.064 R)
• M16: 21,683,613 km (0.104 R)
• M17: 22,191,049 km (0.059 R)
• M18: 30,026,237 km (0.113 R)
• M19: 33,942,111 km (0.043 R)
• M20: 35,180,034 km (0.119 R)
• M21: 39,524,206 km (0.035 R)
• M22: 39,977,338 km (0.119 R)
• M23: 41,981,202 km (0.085 R)
• M24: 42,295,357 km (0.104 R)
• M25: 45,028,959 km (0.092 R)
• M26: 47,536,818 km (0.1 R)
• M27: 48,393,116 km (0.086 R)
• M28: 53,012,100 km (0.107 R)
• M29: 64,775,130 km (0.113 R)
• M30: 65,194,602 km (0.101 R)
• M31: 67,104,818 km (0.114 R)
• M32: 73,286,202 km (0.052 R)
• M33: 75,119,673 km (0.098 R)
• M34: 78,639,412 km (0.116 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 228 - 17,119 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit