🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.45 AU - 0.73 AU

Year: 171 Days

Day: 42.9 Hours

Environment

Temp: 137 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,411,844 km

• M1: 146,157 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.88 AU - 1.16 AU

Year: 388 Days

Day: 31.3 Hours

Environment

Temp: 3 °C

Axial Tilt: 11 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.93 AU - 2.05 AU

Year: 1058 Days

Day: 38.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2 AU - 2.08 AU

Year: 1098 Days

Day: 13.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,411,844 km

• M1: 313,258 km (0.07 R)

Asteroid Belt

Center: 5.67 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 9.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 917.6

Radius: 9.6

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 9.03 AU - 9.57 AU

Year: 10684 Days

Day: 11.5 Hours

Environment

Temp: -174 °C

Axial Tilt: 46.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 27,411,844 km

• M1: 377,585 km (0.094 R)
• M2: 511,625 km (0.104 R)
• M3: 576,849 km (0.081 R)
• M4: 929,302 km (0.059 R)
• M5: 1,096,552 km (0.105 R)
• M6: 1,296,714 km (0.097 R)
• M7: 2,047,995 km (0.119 R)
• M8: 2,732,106 km (0.102 R)
• M9: 4,397,878 km (0.109 R)
• M10: 5,011,080 km (0.042 R)
• M11: 5,309,079 km (0.101 R)
• M12: 5,844,340 km (0.039 R)
• M13: 6,118,403 km (0.066 R)
• M14: 6,477,139 km (0.057 R)
• M15: 6,801,766 km (0.104 R)
• M16: 7,173,367 km (0.098 R)
• M17: 8,022,635 km (0.045 R)
• M18: 9,861,342 km (0.033 R)
• M19: 10,187,914 km (0.119 R)
• M20: 12,021,834 km (0.092 R)
• M21: 12,170,834 km (0.111 R)
• M22: 13,385,569 km (0.104 R)
• M23: 13,851,117 km (0.086 R)
• M24: 14,216,734 km (0.039 R)
• M25: 17,143,168 km (0.089 R)
• M26: 17,535,862 km (0.107 R)
• M27: 18,329,928 km (0.082 R)
• M28: 18,444,370 km (0.045 R)
• M29: 18,904,384 km (0.116 R)
• M30: 19,135,812 km (0.094 R)
• M31: 19,835,780 km (0.091 R)
• M32: 20,544,126 km (0.077 R)
• M33: 21,140,722 km (0.112 R)
• M34: 21,260,700 km (0.041 R)
• M35: 21,441,115 km (0.055 R)
• M36: 22,107,125 km (0.078 R)
• M37: 22,350,969 km (0.05 R)
• M38: 22,412,155 km (0.088 R)
• M39: 22,902,985 km (0.06 R)
• M40: 22,964,470 km (0.097 R)
• M41: 23,895,268 km (0.058 R)
• M42: 24,082,864 km (0.099 R)
• M43: 25,346,068 km (0.102 R)
• M44: 25,537,553 km (0.094 R)
• M45: 25,601,432 km (0.116 R)
• M46: 26,695,740 km (0.073 R)
• M47: 28,068,450 km (0.086 R)
• M48: 28,200,395 km (0.034 R)
• M49: 28,398,762 km (0.078 R)
• M50: 28,597,428 km (0.095 R)
• M51: 30,542,500 km (0.103 R)
• M52: 31,428,269 km (0.045 R)
• M53: 31,839,962 km (0.059 R)
• M54: 31,977,592 km (0.072 R)
• M55: 32,046,407 km (0.111 R)
• M56: 32,253,451 km (0.094 R)
• M57: 32,946,388 km (0.097 R)
• M58: 33,015,951 km (0.11 R)
• M59: 33,085,663 km (0.069 R)
• M60: 33,364,514 km (0.087 R)
• M61: 33,854,746 km (0.111 R)
• M62: 34,417,683 km (0.117 R)
• M63: 34,983,911 km (0.097 R)
• M64: 35,196,938 km (0.086 R)
• M65: 35,410,414 km (0.064 R)
• M66: 37,933,233 km (0.093 R)
• M67: 38,079,091 km (0.069 R)
• M68: 38,664,617 km (0.102 R)
• M69: 40,067,097 km (0.094 R)
• M70: 40,961,393 km (0.061 R)
• M71: 41,711,776 km (0.097 R)
• M72: 42,239,707 km (0.116 R)
• M73: 42,921,574 km (0.096 R)
• M74: 43,149,860 km (0.091 R)
• M75: 43,302,151 km (0.075 R)
• M76: 45,143,850 km (0.106 R)
• M77: 45,763,485 km (0.039 R)
• M78: 46,698,172 km (0.118 R)
• M79: 48,190,860 km (0.097 R)
• M80: 49,221,290 km (0.065 R)
• M81: 50,338,936 km (0.1 R)
• M82: 50,499,304 km (0.119 R)
• M83: 50,659,973 km (0.119 R)
• M84: 50,820,641 km (0.051 R)
• M85: 51,465,108 km (0.105 R)
• M86: 53,088,245 km (0.08 R)
• M87: 53,414,817 km (0.087 R)
• M88: 54,481,001 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 98.3

Radius: 8.2

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 8.53 AU - 10.91 AU

Year: 11416 Days

Day: 8.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 32.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 27,411,844 km

• M1: 111,600 km (0.069 R)
• M2: 243,845 km (0.104 R)
• M3: 328,667 km (0.098 R)
• M4: 407,355 km (0.115 R)
• M5: 523,593 km (0.07 R)
• M6: 696,827 km (0.092 R)
• M7: 1,251,386 km (0.051 R)
• M8: 1,547,889 km (0.1 R)
• M9: 1,625,530 km (0.116 R)
• M10: 1,982,471 km (0.117 R)
• M11: 2,204,923 km (0.087 R)
• M12: 2,417,502 km (0.052 R)
• M13: 3,232,960 km (0.119 R)
• M14: 3,618,623 km (0.061 R)
• M15: 4,257,107 km (0.06 R)
• M16: 4,589,513 km (0.115 R)
• M17: 4,656,982 km (0.1 R)
• M18: 5,045,637 km (0.098 R)
• M19: 5,185,212 km (0.065 R)
• M20: 5,660,185 km (0.106 R)
• M21: 5,781,060 km (0.038 R)
• M22: 6,348,335 km (0.112 R)
• M23: 6,499,279 km (0.078 R)
• M24: 6,575,126 km (0.086 R)
• M25: 6,727,865 km (0.096 R)
• M26: 6,779,028 km (0.115 R)
• M27: 7,350,491 km (0.071 R)
• M28: 7,535,544 km (0.086 R)
• M29: 7,588,651 km (0.072 R)
• M30: 7,910,287 km (0.105 R)
• M31: 8,650,048 km (0.113 R)
• M32: 8,817,598 km (0.114 R)
• M33: 9,269,234 km (0.077 R)
• M34: 9,757,521 km (0.068 R)
• M35: 10,224,566 km (0.082 R)
• M36: 10,460,930 km (0.099 R)
• M37: 10,969,114 km (0.039 R)
• M38: 12,667,798 km (0.117 R)
• M39: 13,402,024 km (0.075 R)
• M40: 14,019,116 km (0.038 R)
• M41: 14,512,789 km (0.039 R)
• M42: 14,612,271 km (0.088 R)
• M43: 14,745,114 km (0.075 R)
• M44: 17,521,950 km (0.072 R)
• M45: 18,053,471 km (0.08 R)
• M46: 18,267,695 km (0.098 R)
• M47: 18,878,952 km (0.03 R)
• M48: 19,680,049 km (0.107 R)
• M49: 19,790,003 km (0.054 R)
• M50: 20,232,514 km (0.069 R)
• M51: 20,752,815 km (0.082 R)
• M52: 21,014,611 km (0.117 R)
• M53: 21,127,109 km (0.099 R)
• M54: 21,277,455 km (0.082 R)
• M55: 21,654,890 km (0.075 R)
• M56: 22,454,790 km (0.107 R)
• M57: 23,148,027 km (0.101 R)
• M58: 23,692,114 km (0.112 R)
• M59: 24,122,507 km (0.094 R)
• M60: 24,555,593 km (0.065 R)
• M61: 24,991,222 km (0.107 R)
• M62: 25,549,372 km (0.107 R)
• M63: 26,192,194 km (0.081 R)
• M64: 26,840,401 km (0.034 R)
• M65: 27,044,004 km (0.114 R)
• M66: 27,370,875 km (0.093 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 16,680 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit