🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.47 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.82 AU - 1.06 AU

Year: 340 Days

Day: 31.4 Hours

Environment

Temp: 38 °C

Axial Tilt: 17 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.86 AU - 1.2 AU

Year: 390 Days

Day: 26.4 Hours

Environment

Temp: 17 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 28,303,485 km

• M1: 26,628 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.59 AU - 2.29 AU

Year: 1007 Days

Day: 26.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 137.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 2.71 AU - 3.55 AU

Year: 2064 Days

Day: 22.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 740.7

Radius: 10.2

Gravity: 7.12 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 3.81 AU - 5.43 AU

Year: 3702 Days

Day: 7.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 28,303,485 km

• M1: 133,292 km (0.114 R)
• M2: 209,138 km (0.066 R)
• M3: 278,102 km (0.078 R)
• M4: 400,623 km (0.103 R)
• M5: 535,411 km (0.104 R)
• M6: 831,166 km (0.06 R)
• M7: 985,551 km (0.088 R)
• M8: 1,085,482 km (0.103 R)
• M9: 1,175,989 km (0.088 R)
• M10: 1,282,652 km (0.064 R)
• M11: 1,448,855 km (0.085 R)
• M12: 1,563,747 km (0.112 R)
• M13: 1,696,889 km (0.084 R)
• M14: 1,772,436 km (0.038 R)
• M15: 1,849,179 km (0.095 R)
• M16: 2,300,067 km (0.079 R)
• M17: 2,572,934 km (0.107 R)
• M18: 2,784,615 km (0.112 R)
• M19: 3,262,730 km (0.093 R)
• M20: 3,707,035 km (0.03 R)
• M21: 3,786,322 km (0.104 R)
• M22: 4,007,278 km (0.056 R)
• M23: 4,377,982 km (0.081 R)
• M24: 4,503,943 km (0.069 R)
• M25: 4,695,428 km (0.071 R)
• M26: 4,846,073 km (0.092 R)
• M27: 5,375,051 km (0.086 R)
• M28: 5,646,572 km (0.07 R)
• M29: 5,876,204 km (0.094 R)
• M30: 6,728,314 km (0.098 R)
• M31: 6,874,022 km (0.047 R)
• M32: 7,467,776 km (0.073 R)
• M33: 8,155,328 km (0.03 R)
• M34: 8,546,078 km (0.09 R)
• M35: 9,022,996 km (0.099 R)
• M36: 10,002,862 km (0.051 R)
• M37: 10,930,518 km (0.053 R)
• M38: 11,016,238 km (0.114 R)
• M39: 11,102,256 km (0.062 R)
• M40: 11,188,425 km (0.069 R)
• M41: 11,477,149 km (0.056 R)
• M42: 12,210,029 km (0.079 R)
• M43: 13,936,687 km (0.05 R)
• M44: 14,122,937 km (0.062 R)
• M45: 15,257,487 km (0.068 R)
• M46: 15,353,379 km (0.12 R)
• M47: 15,513,598 km (0.038 R)
• M48: 16,094,936 km (0.098 R)
• M49: 16,617,780 km (0.078 R)
• M50: 16,749,277 km (0.115 R)
• M51: 17,146,160 km (0.094 R)
• M52: 17,345,724 km (0.034 R)
• M53: 17,848,073 km (0.113 R)
• M54: 17,915,392 km (0.084 R)
• M55: 18,321,102 km (0.09 R)
• M56: 18,525,153 km (0.066 R)
• M57: 18,593,370 km (0.049 R)
• M58: 18,798,468 km (0.097 R)
• M59: 18,969,908 km (0.11 R)
• M60: 19,107,388 km (0.045 R)
• M61: 19,556,780 km (0.118 R)
• M62: 19,904,745 km (0.068 R)
• M63: 20,009,613 km (0.118 R)
• M64: 20,395,426 km (0.109 R)
• M65: 20,465,737 km (0.1 R)
• M66: 20,606,807 km (0.094 R)
• M67: 20,889,996 km (0.111 R)
• M68: 21,138,778 km (0.117 R)
• M69: 21,317,098 km (0.074 R)
• M70: 22,433,846 km (0.064 R)
• M71: 22,542,903 km (0.077 R)
• M72: 23,348,188 km (0.113 R)
• M73: 23,717,396 km (0.09 R)
• M74: 23,828,547 km (0.114 R)
• M75: 24,723,890 km (0.105 R)
• M76: 25,024,732 km (0.109 R)
• M77: 25,137,828 km (0.061 R)
• M78: 25,251,223 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.2

Radius: 13.2

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 5.2 AU - 7.7 AU

Year: 6107 Days

Day: 5.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 28,303,485 km

• M1: 255,962 km (0.087 R)
• M2: 389,254 km (0.05 R)
• M3: 598,541 km (0.086 R)
• M4: 685,308 km (0.051 R)
• M5: 886,218 km (0.095 R)
• M6: 1,054,067 km (0.098 R)
• M7: 1,498,372 km (0.092 R)
• M8: 2,015,981 km (0.091 R)
• M9: 2,101,850 km (0.076 R)
• M10: 2,259,526 km (0.056 R)
• M11: 2,348,986 km (0.085 R)
• M12: 2,568,595 km (0.074 R)
• M13: 2,699,942 km (0.062 R)
• M14: 3,087,700 km (0.094 R)
• M15: 3,268,115 km (0.072 R)
• M16: 3,766,276 km (0.094 R)
• M17: 4,177,969 km (0.116 R)
• M18: 4,288,821 km (0.102 R)
• M19: 4,672,839 km (0.082 R)
• M20: 5,044,590 km (0.093 R)
• M21: 5,595,858 km (0.053 R)
• M22: 5,816,814 km (0.105 R)
• M23: 6,318,416 km (0.118 R)
• M24: 6,471,604 km (0.025 R)
• M25: 6,860,110 km (0.1 R)
• M26: 7,149,881 km (0.112 R)
• M27: 7,389,985 km (0.106 R)
• M28: 7,714,313 km (0.083 R)
• M29: 8,126,306 km (0.069 R)
• M30: 8,715,273 km (0.076 R)
• M31: 8,800,544 km (0.108 R)
• M32: 9,934,346 km (0.091 R)
• M33: 10,083,046 km (0.118 R)
• M34: 10,172,655 km (0.11 R)
• M35: 10,292,483 km (0.118 R)
• M36: 10,929,471 km (0.047 R)
• M37: 11,642,005 km (0.032 R)
• M38: 11,924,745 km (0.062 R)
• M39: 12,146,450 km (0.108 R)
• M40: 13,934,742 km (0.098 R)
• M41: 14,068,034 km (0.105 R)
• M42: 14,808,544 km (0.058 R)
• M43: 14,910,420 km (0.092 R)
• M44: 15,286,359 km (0.099 R)
• M45: 15,423,840 km (0.119 R)
• M46: 15,630,883 km (0.112 R)
• M47: 15,908,238 km (0.11 R)
• M48: 16,047,663 km (0.109 R)
• M49: 16,608,954 km (0.071 R)
• M50: 17,141,223 km (0.062 R)
• M51: 17,642,974 km (0.046 R)
• M52: 17,968,051 km (0.093 R)
• M53: 18,331,573 km (0.066 R)
• M54: 18,477,731 km (0.055 R)
• M55: 19,772,799 km (0.084 R)
• M56: 20,336,783 km (0.064 R)
• M57: 20,601,871 km (0.106 R)
• M58: 21,020,595 km (0.116 R)
• M59: 21,480,609 km (0.097 R)
• M60: 22,060,450 km (0.101 R)
• M61: 22,332,718 km (0.073 R)
• M62: 22,841,351 km (0.118 R)
• M63: 23,038,072 km (0.073 R)
• M64: 23,591,734 km (0.061 R)
• M65: 23,790,549 km (0.094 R)
• M66: 24,069,849 km (0.09 R)
• M67: 24,189,976 km (0.075 R)
• M68: 24,511,013 km (0.037 R)
• M69: 25,686,702 km (0.08 R)
• M70: 26,425,566 km (0.114 R)
• M71: 26,590,722 km (0.044 R)
• M72: 27,005,258 km (0.09 R)
• M73: 27,296,525 km (0.095 R)
• M74: 27,380,001 km (0.098 R)
• M75: 27,588,989 km (0.118 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 310 - 16,645 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit