🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.47 AU - 0.63 AU

Year: 148 Days

Day: 45.9 Hours

Environment

Temp: 229 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.87 AU - 1.09 AU

Year: 351 Days

Day: 46.7 Hours

Environment

Temp: 98 °C

Axial Tilt: 37.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,760,316 km

• M1: 604,974 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.76 AU - 1.22 AU

Year: 356 Days

Day: 42.3 Hours

Environment

Temp: 28 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 70,760,316 km

• M1: 29,172 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.53 AU - 1.93 AU

Year: 823 Days

Day: 25.1 Hours

Environment

Temp: -39 °C

Axial Tilt: 4.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,760,316 km

• M1: 238,010 km (0.12 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.48 AU - 4.86 AU

Year: 3650 Days

Day: 37.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,760,316 km

• M1: 1,401,582 km (0.027 R)
• M2: 2,224,520 km (0.034 R)

Asteroid Belt

Center: 8.72 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 501.7

Radius: 3.8

Gravity: 34.74 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 10.29 AU - 15.25 AU

Year: 16504 Days

Day: 20.5 Hours

Environment

Temp: -187 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 70,760,316 km

• M1: 70,760 km (0.1 R)
• M2: 322,982 km (0.101 R)
• M3: 522,396 km (0.108 R)
• M4: 689,197 km (0.107 R)
• M5: 1,314,816 km (0.105 R)
• M6: 1,457,682 km (0.032 R)
• M7: 2,214,048 km (0.045 R)
• M8: 2,979,092 km (0.08 R)
• M9: 8,722,005 km (0.104 R)
• M10: 9,228,244 km (0.05 R)
• M11: 12,056,092 km (0.101 R)
• M12: 16,225,834 km (0.09 R)
• M13: 16,990,129 km (0.115 R)
• M14: 21,444,705 km (0.097 R)
• M15: 23,118,556 km (0.088 R)
• M16: 36,943,793 km (0.118 R)
• M17: 38,799,255 km (0.113 R)
• M18: 47,920,686 km (0.104 R)
• M19: 48,543,761 km (0.074 R)
• M20: 51,090,216 km (0.084 R)
• M21: 53,057,278 km (0.104 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 60.3

Radius: 7.1

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 12.9 AU - 15.64 AU

Year: 19495 Days

Day: 23.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 70,760,316 km

• M1: 88,562 km (0.055 R)
• M2: 1,498,971 km (0.098 R)
• M3: 1,769,294 km (0.076 R)
• M4: 2,358,859 km (0.09 R)
• M5: 2,672,117 km (0.115 R)
• M6: 3,032,498 km (0.106 R)
• M7: 4,727,891 km (0.1 R)
• M8: 5,227,548 km (0.112 R)
• M9: 6,664,585 km (0.107 R)
• M10: 7,732,864 km (0.108 R)
• M11: 10,114,611 km (0.057 R)
• M12: 20,613,689 km (0.073 R)
• M13: 22,017,665 km (0.051 R)
• M14: 24,932,729 km (0.066 R)
• M15: 25,930,846 km (0.077 R)
• M16: 26,868,974 km (0.055 R)
• M17: 30,377,493 km (0.083 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 834

Radius: 6.7

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 11.9 AU - 18.26 AU

Year: 21178 Days

Day: 24.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 70,760,316 km

• M1: 87,664 km (0.079 R)
• M2: 324,777 km (0.05 R)
• M3: 575,054 km (0.116 R)
• M4: 1,136,345 km (0.066 R)
• M5: 1,548,338 km (0.081 R)
• M6: 2,547,203 km (0.106 R)
• M7: 3,086,204 km (0.084 R)
• M8: 3,606,655 km (0.102 R)
• M9: 4,050,512 km (0.028 R)
• M10: 5,319,850 km (0.059 R)
• M11: 5,685,018 km (0.057 R)
• M12: 6,197,840 km (0.082 R)
• M13: 6,420,441 km (0.093 R)
• M14: 6,648,429 km (0.069 R)
• M15: 7,767,421 km (0.098 R)
• M16: 8,950,441 km (0.115 R)
• M17: 11,269,208 km (0.05 R)
• M18: 12,077,485 km (0.027 R)
• M19: 13,435,385 km (0.07 R)
• M20: 19,890,084 km (0.105 R)
• M21: 20,375,529 km (0.118 R)
• M22: 25,218,760 km (0.11 R)
• M23: 32,217,846 km (0.042 R)
• M24: 32,752,659 km (0.119 R)
• M25: 33,840,086 km (0.084 R)
• M26: 35,800,566 km (0.041 R)
• M27: 37,540,239 km (0.119 R)
• M28: 52,235,986 km (0.102 R)
• M29: 53,906,246 km (0.097 R)
• M30: 54,659,920 km (0.045 R)
• M31: 57,941,350 km (0.05 R)
• M32: 59,931,749 km (0.12 R)
• M33: 71,020,542 km (0.06 R)
• M34: 76,096,547 km (0.041 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.76 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.2

Radius: 4.3

Gravity: 13.8 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 16.02 AU - 21.5 AU

Year: 29386 Days

Day: 18.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 70,760,316 km

• M1: 53,556 km (0.095 R)
• M2: 332,406 km (0.107 R)
• M3: 594,053 km (0.072 R)
• M4: 775,964 km (0.098 R)
• M5: 1,145,022 km (0.042 R)
• M6: 1,384,229 km (0.1 R)
• M7: 3,085,007 km (0.096 R)
• M8: 3,520,038 km (0.119 R)
• M9: 4,025,978 km (0.104 R)
• M10: 4,511,124 km (0.114 R)
• M11: 5,443,119 km (0.09 R)
• M12: 5,913,753 km (0.035 R)
• M13: 6,713,803 km (0.079 R)
• M14: 7,254,749 km (0.084 R)
• M15: 10,226,660 km (0.099 R)
• M16: 11,562,569 km (0.114 R)
• M17: 13,565,834 km (0.099 R)
• M18: 14,281,810 km (0.076 R)
• M19: 17,233,226 km (0.095 R)
• M20: 21,992,981 km (0.101 R)
• M21: 23,892,575 km (0.113 R)
• M22: 24,829,357 km (0.093 R)
• M23: 26,886,926 km (0.104 R)
• M24: 28,473,860 km (0.107 R)
• M25: 29,526,431 km (0.1 R)
• M26: 32,585,707 km (0.066 R)
• M27: 36,527,611 km (0.085 R)
• M28: 43,629,770 km (0.081 R)
• M29: 49,564,318 km (0.109 R)
• M30: 62,415,074 km (0.116 R)
• M31: 69,704,978 km (0.094 R)

Kuiper Belt

Range: 30.3 - 57.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 15,771 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit