🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.41 AU - 0.65 AU

Year: 145 Days

Day: 37.9 Hours

Environment

Temp: 238 °C

Axial Tilt: 5.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.51 AU - 0.63 AU

Year: 162 Days

Day: 24.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 40 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.78 AU - 0.86 AU

Year: 280 Days

Day: 38.1 Hours

Environment

Temp: 71 °C

Axial Tilt: 49.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,038,056 km

• M1: 560,842 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.94 AU - 1.06 AU

Year: 377 Days

Day: 15 Hours

Environment

Temp: 7 °C

Axial Tilt: 10.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 0.82 AU - 1.22 AU

Year: 388 Days

Day: 43.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 18.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 59,038,056 km

• M1: 667,805 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 1.27 AU - 1.67 AU

Year: 671 Days

Day: 16.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 35.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 59,038,056 km

• M1: 727,943 km (0.089 R)

Planet 7 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.65

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 1.53 AU - 2.43 AU

Year: 1050 Days

Day: 20 Hours

Environment

Temp: -69 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 164.1

Radius: 8.8

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 7.99 AU - 8.49 AU

Year: 8911 Days

Day: 9.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 18.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (45)

Outer Limit: 59,038,056 km

• M1: 205,248 km (0.051 R)
• M2: 492,925 km (0.029 R)
• M3: 553,961 km (0.115 R)
• M4: 707,598 km (0.059 R)
• M5: 2,276,580 km (0.12 R)
• M6: 2,401,345 km (0.119 R)
• M7: 2,565,304 km (0.112 R)
• M8: 2,714,154 km (0.077 R)
• M9: 2,808,550 km (0.103 R)
• M10: 3,686,690 km (0.109 R)
• M11: 4,025,978 km (0.051 R)
• M12: 4,155,829 km (0.063 R)
• M13: 4,441,860 km (0.041 R)
• M14: 4,576,049 km (0.074 R)
• M15: 6,364,342 km (0.1 R)
• M16: 7,212,562 km (0.043 R)
• M17: 7,663,301 km (0.087 R)
• M18: 9,041,396 km (0.086 R)
• M19: 9,268,934 km (0.063 R)
• M20: 10,944,431 km (0.116 R)
• M21: 11,278,483 km (0.111 R)
• M22: 11,863,261 km (0.083 R)
• M23: 12,081,225 km (0.1 R)
• M24: 13,546,237 km (0.086 R)
• M25: 13,904,823 km (0.083 R)
• M26: 14,898,602 km (0.063 R)
• M27: 15,607,845 km (0.094 R)
• M28: 16,190,080 km (0.097 R)
• M29: 17,059,244 km (0.118 R)
• M30: 17,305,332 km (0.11 R)
• M31: 18,517,224 km (0.028 R)
• M32: 19,133,268 km (0.069 R)
• M33: 19,242,774 km (0.043 R)
• M34: 19,719,393 km (0.074 R)
• M35: 20,460,351 km (0.03 R)
• M36: 20,871,596 km (0.102 R)
• M37: 22,352,016 km (0.097 R)
• M38: 22,969,257 km (0.066 R)
• M39: 23,124,390 km (0.092 R)
• M40: 23,670,123 km (0.085 R)
• M41: 24,259,688 km (0.082 R)
• M42: 24,536,444 km (0.109 R)
• M43: 26,706,361 km (0.073 R)
• M44: 27,402,141 km (0.088 R)
• M45: 27,484,270 km (0.096 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.7

Radius: 7.9

Gravity: 6.34 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 12.08 AU - 14.24 AU

Year: 17985 Days

Day: 21.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 59,038,056 km

• M1: 166,203 km (0.118 R)
• M2: 435,629 km (0.104 R)
• M3: 797,207 km (0.101 R)
• M4: 900,280 km (0.075 R)
• M5: 1,097,600 km (0.103 R)
• M6: 1,189,752 km (0.081 R)
• M7: 1,533,229 km (0.102 R)
• M8: 1,990,100 km (0.036 R)
• M9: 3,021,727 km (0.072 R)
• M10: 3,086,952 km (0.1 R)
• M11: 3,488,174 km (0.086 R)
• M12: 3,870,396 km (0.038 R)
• M13: 4,599,387 km (0.095 R)
• M14: 4,788,179 km (0.032 R)
• M15: 5,974,041 km (0.081 R)
• M16: 7,732,564 km (0.116 R)
• M17: 10,568,042 km (0.027 R)
• M18: 10,767,456 km (0.113 R)
• M19: 11,680,303 km (0.118 R)
• M20: 12,250,270 km (0.03 R)
• M21: 12,302,480 km (0.057 R)
• M22: 12,723,299 km (0.055 R)
• M23: 13,041,942 km (0.119 R)
• M24: 14,563,951 km (0.045 R)
• M25: 14,841,605 km (0.109 R)
• M26: 15,233,252 km (0.107 R)
• M27: 16,891,694 km (0.092 R)
• M28: 17,183,410 km (0.061 R)
• M29: 19,882,903 km (0.09 R)
• M30: 20,438,510 km (0.116 R)
• M31: 20,562,676 km (0.101 R)
• M32: 20,686,992 km (0.099 R)
• M33: 21,249,929 km (0.102 R)
• M34: 21,944,811 km (0.109 R)
• M35: 23,812,241 km (0.066 R)
• M36: 24,008,214 km (0.058 R)
• M37: 25,462,455 km (0.113 R)
• M38: 27,217,537 km (0.056 R)
• M39: 27,834,180 km (0.113 R)
• M40: 28,040,625 km (0.119 R)
• M41: 28,732,814 km (0.113 R)
• M42: 29,641,173 km (0.108 R)
• M43: 29,852,106 km (0.06 R)
• M44: 30,346,227 km (0.064 R)
• M45: 31,056,817 km (0.055 R)
• M46: 32,060,768 km (0.037 R)
• M47: 32,421,898 km (0.033 R)
• M48: 34,174,138 km (0.091 R)
• M49: 36,031,994 km (0.117 R)
• M50: 36,332,236 km (0.113 R)
• M51: 36,633,377 km (0.119 R)
• M52: 36,708,774 km (0.118 R)
• M53: 37,162,355 km (0.062 R)
• M54: 37,389,744 km (0.039 R)
• M55: 37,998,607 km (0.089 R)
• M56: 38,151,347 km (0.099 R)
• M57: 38,457,424 km (0.083 R)
• M58: 38,994,929 km (0.094 R)
• M59: 39,226,058 km (0.084 R)
• M60: 40,856,824 km (0.073 R)
• M61: 41,641,166 km (0.095 R)
• M62: 41,798,543 km (0.042 R)
• M63: 45,474,462 km (0.06 R)
• M64: 47,022,650 km (0.091 R)
• M65: 49,418,759 km (0.045 R)
• M66: 51,600,644 km (0.083 R)
• M67: 52,108,678 km (0.052 R)
• M68: 53,044,263 km (0.059 R)
• M69: 53,813,795 km (0.034 R)
• M70: 54,845,721 km (0.116 R)
• M71: 55,970,996 km (0.031 R)
• M72: 56,841,656 km (0.052 R)
• M73: 56,929,021 km (0.09 R)
• M74: 57,629,139 km (0.119 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 463 - 19,010 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit