🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.46 AU - 0.7 AU

Year: 161 Days

Day: 22.1 Hours

Environment

Temp: 151 °C

Axial Tilt: 1.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.49 AU - 0.77 AU

Year: 183 Days

Day: 24.8 Hours

Environment

Temp: 186 °C

Axial Tilt: 42.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 1 AU - 1.08 AU

Year: 387 Days

Day: 15.5 Hours

Environment

Temp: 38 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,473,670 km

• M1: 551,717 km (0.029 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.44 AU - 1.58 AU

Year: 678 Days

Day: 16.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 37.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.96 AU - 2.56 AU

Year: 1241 Days

Day: 27.6 Hours

Environment

Temp: -69 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 2.52 AU - 3.34 AU

Year: 1832 Days

Day: 19.4 Hours

Environment

Temp: -92 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 3.04 AU - 3.94 AU

Year: 2381 Days

Day: 13.2 Hours

Environment

Temp: -115 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,473,670 km

• M1: 1,298,210 km (0.089 R)

Planet 8 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 3.44 AU - 5.28 AU

Year: 3325 Days

Day: 40.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,473,670 km

• M1: 3,401,856 km (0.116 R)

Asteroid Belt

Center: 4.66 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.4

Radius: 10

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.75 AU - 6.17 AU

Year: 4035 Days

Day: 14.2 Hours

Environment

Temp: -142 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 57,473,670 km

• M1: 135,536 km (0.108 R)
• M2: 223,050 km (0.043 R)
• M3: 362,775 km (0.091 R)
• M4: 453,880 km (0.096 R)
• M5: 603,627 km (0.081 R)
• M6: 671,994 km (0.094 R)
• M7: 789,428 km (0.104 R)
• M8: 904,469 km (0.079 R)
• M9: 1,162,824 km (0.067 R)
• M10: 1,317,808 km (0.112 R)
• M11: 1,456,335 km (0.118 R)
• M12: 1,575,565 km (0.116 R)
• M13: 1,648,718 km (0.086 R)
• M14: 1,786,049 km (0.106 R)
• M15: 1,966,165 km (0.114 R)
• M16: 2,400,747 km (0.11 R)
• M17: 2,716,697 km (0.1 R)
• M18: 3,107,447 km (0.067 R)
• M19: 3,247,022 km (0.073 R)
• M20: 3,341,119 km (0.067 R)
• M21: 3,452,120 km (0.095 R)
• M22: 3,858,578 km (0.072 R)
• M23: 4,042,434 km (0.084 R)
• M24: 4,126,956 km (0.09 R)
• M25: 4,505,738 km (0.107 R)
• M26: 4,699,468 km (0.119 R)
• M27: 4,842,034 km (0.12 R)
• M28: 5,113,255 km (0.1 R)
• M29: 5,315,362 km (0.099 R)
• M30: 5,408,113 km (0.073 R)
• M31: 5,482,762 km (0.1 R)
• M32: 5,803,649 km (0.084 R)
• M33: 6,072,477 km (0.08 R)
• M34: 6,562,859 km (0.106 R)
• M35: 6,843,055 km (0.111 R)
• M36: 6,923,838 km (0.088 R)
• M37: 7,045,611 km (0.036 R)
• M38: 7,270,756 km (0.11 R)
• M39: 7,373,978 km (0.113 R)
• M40: 7,539,882 km (0.117 R)
• M41: 7,602,564 km (0.105 R)
• M42: 7,686,189 km (0.119 R)
• M43: 7,918,066 km (0.097 R)
• M44: 8,002,888 km (0.071 R)
• M45: 8,259,298 km (0.064 R)
• M46: 8,345,467 km (0.071 R)
• M47: 8,561,935 km (0.104 R)
• M48: 8,670,842 km (0.051 R)
• M49: 9,672,250 km (0.082 R)
• M50: 9,763,056 km (0.097 R)
• M51: 9,831,273 km (0.119 R)
• M52: 9,991,343 km (0.109 R)
• M53: 10,569,538 km (0.107 R)
• M54: 11,685,987 km (0.119 R)
• M55: 11,758,542 km (0.038 R)
• M56: 11,879,717 km (0.099 R)
• M57: 12,123,411 km (0.119 R)
• M58: 12,344,218 km (0.071 R)
• M59: 12,418,119 km (0.074 R)
• M60: 12,541,537 km (0.059 R)
• M61: 12,640,721 km (0.067 R)
• M62: 13,696,583 km (0.12 R)
• M63: 14,080,600 km (0.112 R)
• M64: 14,209,404 km (0.116 R)
• M65: 14,572,179 km (0.096 R)
• M66: 14,780,718 km (0.115 R)
• M67: 14,911,617 km (0.12 R)
• M68: 15,386,141 km (0.118 R)
• M69: 15,838,675 km (0.108 R)
• M70: 16,160,908 km (0.05 R)
• M71: 16,268,768 km (0.091 R)
• M72: 16,376,778 km (0.109 R)
• M73: 16,784,432 km (0.038 R)
• M74: 17,443,411 km (0.076 R)
• M75: 18,054,967 km (0.096 R)

Planet 10 - Gas Giant

Semi-Major Axis: 11.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 582

Radius: 8.7

Gravity: 7.69 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.44 AU - 11.56 AU

Year: 14244 Days

Day: 11.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 57,473,670 km

• M1: 174,431 km (0.081 R)
• M2: 692,638 km (0.094 R)
• M3: 909,555 km (0.114 R)
• M4: 993,779 km (0.099 R)
• M5: 1,381,985 km (0.088 R)
• M6: 1,682,976 km (0.087 R)
• M7: 2,059,963 km (0.097 R)
• M8: 3,848,704 km (0.031 R)
• M9: 4,859,088 km (0.095 R)
• M10: 5,355,005 km (0.091 R)
• M11: 5,432,796 km (0.114 R)
• M12: 5,707,757 km (0.064 R)
• M13: 7,321,918 km (0.119 R)
• M14: 7,451,620 km (0.041 R)
• M15: 7,845,361 km (0.099 R)
• M16: 8,245,984 km (0.104 R)
• M17: 8,516,607 km (0.063 R)
• M18: 8,974,376 km (0.105 R)
• M19: 9,206,253 km (0.091 R)
• M20: 9,770,985 km (0.102 R)
• M21: 10,785,857 km (0.112 R)
• M22: 10,983,027 km (0.119 R)
• M23: 11,082,061 km (0.117 R)
• M24: 11,884,803 km (0.101 R)
• M25: 12,395,979 km (0.058 R)
• M26: 13,071,413 km (0.071 R)
• M27: 13,176,281 km (0.101 R)
• M28: 13,281,598 km (0.105 R)
• M29: 14,026,147 km (0.058 R)
• M30: 14,133,558 km (0.069 R)
• M31: 14,838,912 km (0.118 R)
• M32: 14,893,665 km (0.117 R)
• M33: 16,227,180 km (0.062 R)
• M34: 16,509,771 km (0.109 R)
• M35: 16,965,296 km (0.067 R)
• M36: 17,309,820 km (0.098 R)
• M37: 17,482,755 km (0.074 R)
• M38: 17,656,438 km (0.096 R)
• M39: 17,714,482 km (0.08 R)
• M40: 19,724,330 km (0.069 R)
• M41: 20,025,919 km (0.12 R)
• M42: 20,329,154 km (0.03 R)
• M43: 20,389,891 km (0.119 R)
• M44: 22,305,043 km (0.101 R)
• M45: 22,556,367 km (0.097 R)
• M46: 24,148,088 km (0.077 R)
• M47: 24,277,042 km (0.107 R)
• M48: 24,341,518 km (0.078 R)
• M49: 24,600,173 km (0.078 R)
• M50: 24,990,025 km (0.083 R)
• M51: 25,055,250 km (0.059 R)
• M52: 25,120,474 km (0.11 R)
• M53: 25,381,822 km (0.115 R)
• M54: 27,775,238 km (0.115 R)
• M55: 29,135,831 km (0.09 R)
• M56: 29,410,493 km (0.071 R)
• M57: 29,962,509 km (0.029 R)
• M58: 30,727,103 km (0.066 R)
• M59: 31,709,513 km (0.06 R)
• M60: 31,850,583 km (0.099 R)
• M61: 32,417,410 km (0.096 R)
• M62: 32,702,095 km (0.083 R)
• M63: 33,202,350 km (0.08 R)
• M64: 34,572,517 km (0.041 R)
• M65: 35,082,047 km (0.041 R)
• M66: 37,666,649 km (0.106 R)
• M67: 38,115,892 km (0.08 R)
• M68: 38,190,840 km (0.102 R)
• M69: 38,566,780 km (0.082 R)
• M70: 39,625,933 km (0.079 R)
• M71: 39,778,074 km (0.104 R)
• M72: 40,541,472 km (0.118 R)
• M73: 40,694,660 km (0.079 R)
• M74: 41,078,678 km (0.036 R)
• M75: 41,850,154 km (0.098 R)
• M76: 43,094,659 km (0.065 R)
• M77: 43,957,240 km (0.08 R)
• M78: 45,063,367 km (0.118 R)
• M79: 46,018,699 km (0.062 R)
• M80: 47,061,097 km (0.086 R)
• M81: 47,302,847 km (0.109 R)
• M82: 49,006,018 km (0.107 R)
• M83: 49,660,210 km (0.111 R)
• M84: 50,894,542 km (0.095 R)
• M85: 51,142,575 km (0.083 R)
• M86: 51,391,057 km (0.111 R)
• M87: 51,473,935 km (0.101 R)
• M88: 53,561,274 km (0.092 R)
• M89: 54,066,466 km (0.117 R)
• M90: 54,403,958 km (0.117 R)
• M91: 54,996,516 km (0.099 R)
• M92: 56,872,323 km (0.1 R)
• M93: 57,043,912 km (0.108 R)
• M94: 57,129,781 km (0.049 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 181 - 15,592 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit