🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.6 AU - 0.92 AU

Year: 243 Days

Day: 13 Hours

Environment

Temp: 185 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,642,169 km

• M1: 248,033 km (0.087 R)
• M2: 421,118 km (0.045 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.45 AU - 1.67 AU

Year: 715 Days

Day: 23.3 Hours

Environment

Temp: -44 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,642,169 km

• M1: 965,953 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 2.38 AU - 2.4 AU

Year: 1356 Days

Day: 28.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 8.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 84,642,169 km

• M1: 122,072 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 2.82 AU - 4.5 AU

Year: 2570 Days

Day: 20.3 Hours

Environment

Temp: -113 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.1 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.5

Radius: 8.4

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 7.98 AU - 9.08 AU

Year: 9145 Days

Day: 11.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 84,642,169 km

• M1: 200,162 km (0.086 R)
• M2: 280,346 km (0.116 R)
• M3: 473,477 km (0.077 R)
• M4: 541,095 km (0.117 R)
• M5: 665,411 km (0.102 R)
• M6: 906,563 km (0.084 R)
• M7: 1,630,318 km (0.113 R)
• M8: 1,690,905 km (0.053 R)
• M9: 2,021,815 km (0.087 R)
• M10: 2,087,189 km (0.067 R)
• M11: 2,547,053 km (0.026 R)
• M12: 2,761,427 km (0.114 R)
• M13: 2,944,535 km (0.109 R)
• M14: 3,150,681 km (0.093 R)
• M15: 3,361,614 km (0.111 R)
• M16: 3,980,799 km (0.111 R)
• M17: 4,208,936 km (0.101 R)
• M18: 4,787,281 km (0.044 R)
• M19: 5,119,239 km (0.064 R)
• M20: 5,390,310 km (0.107 R)
• M21: 5,527,641 km (0.116 R)
• M22: 5,829,081 km (0.062 R)
• M23: 6,112,120 km (0.109 R)
• M24: 6,207,414 km (0.074 R)
• M25: 6,618,210 km (0.106 R)
• M26: 7,037,832 km (0.088 R)
• M27: 7,288,707 km (0.048 R)
• M28: 7,954,867 km (0.116 R)
• M29: 8,216,214 km (0.086 R)
• M30: 8,268,873 km (0.06 R)
• M31: 9,017,311 km (0.119 R)
• M32: 9,207,749 km (0.08 R)
• M33: 9,262,502 km (0.074 R)
• M34: 9,372,157 km (0.051 R)
• M35: 10,750,402 km (0.093 R)
• M36: 10,865,742 km (0.052 R)
• M37: 11,360,313 km (0.11 R)
• M38: 11,921,754 km (0.08 R)
• M39: 12,735,267 km (0.062 R)
• M40: 13,133,197 km (0.055 R)
• M41: 13,318,399 km (0.112 R)
• M42: 14,670,016 km (0.095 R)
• M43: 14,830,086 km (0.042 R)
• M44: 14,926,277 km (0.054 R)
• M45: 15,055,081 km (0.108 R)
• M46: 15,540,975 km (0.049 R)
• M47: 15,900,608 km (0.11 R)
• M48: 16,031,955 km (0.064 R)
• M49: 16,130,839 km (0.107 R)
• M50: 17,944,115 km (0.11 R)
• M51: 18,149,513 km (0.09 R)
• M52: 19,118,608 km (0.076 R)
• M53: 20,175,367 km (0.091 R)
• M54: 20,460,501 km (0.105 R)
• M55: 21,142,817 km (0.104 R)
• M56: 21,468,491 km (0.082 R)
• M57: 22,198,529 km (0.114 R)
• M58: 23,234,045 km (0.028 R)
• M59: 23,607,741 km (0.038 R)
• M60: 24,474,660 km (0.12 R)
• M61: 24,664,500 km (0.11 R)
• M62: 25,045,676 km (0.116 R)
• M63: 25,198,714 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 689.8

Radius: 7.7

Gravity: 11.63 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.42 AU - 16.48 AU

Year: 23384 Days

Day: 16.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 84,642,169 km

• M1: 109,655 km (0.045 R)
• M2: 180,265 km (0.1 R)
• M3: 410,048 km (0.081 R)
• M4: 557,252 km (0.08 R)
• M5: 722,109 km (0.083 R)
• M6: 1,432,699 km (0.106 R)
• M7: 1,628,074 km (0.082 R)
• M8: 2,081,056 km (0.095 R)
• M9: 2,191,010 km (0.053 R)
• M10: 2,493,647 km (0.057 R)
• M11: 2,809,598 km (0.116 R)
• M12: 3,350,095 km (0.098 R)
• M13: 4,667,753 km (0.095 R)
• M14: 5,106,075 km (0.088 R)
• M15: 5,355,305 km (0.092 R)
• M16: 5,405,569 km (0.104 R)
• M17: 5,608,574 km (0.077 R)
• M18: 6,074,272 km (0.077 R)
• M19: 7,376,073 km (0.033 R)
• M20: 7,432,022 km (0.109 R)
• M21: 7,544,669 km (0.047 R)
• M22: 8,290,265 km (0.049 R)
• M23: 8,819,991 km (0.053 R)
• M24: 9,300,200 km (0.087 R)
• M25: 9,727,302 km (0.07 R)
• M26: 10,727,514 km (0.099 R)
• M27: 11,825,712 km (0.098 R)
• M28: 13,162,967 km (0.095 R)
• M29: 13,299,400 km (0.086 R)
• M30: 13,711,243 km (0.081 R)
• M31: 14,057,712 km (0.09 R)
• M32: 15,905,246 km (0.055 R)
• M33: 17,153,939 km (0.068 R)
• M34: 17,602,134 km (0.12 R)
• M35: 17,978,672 km (0.111 R)
• M36: 18,357,753 km (0.088 R)
• M37: 18,816,271 km (0.088 R)
• M38: 20,214,113 km (0.081 R)
• M39: 20,925,451 km (0.096 R)
• M40: 21,324,279 km (0.106 R)
• M41: 22,210,347 km (0.085 R)
• M42: 22,535,573 km (0.113 R)
• M43: 23,686,280 km (0.093 R)
• M44: 24,268,664 km (0.088 R)
• M45: 24,855,836 km (0.047 R)
• M46: 27,337,964 km (0.11 R)
• M47: 27,773,742 km (0.109 R)
• M48: 28,564,217 km (0.068 R)
• M49: 30,256,917 km (0.103 R)
• M50: 30,979,325 km (0.119 R)
• M51: 31,707,269 km (0.092 R)
• M52: 32,995,007 km (0.066 R)
• M53: 36,383,848 km (0.085 R)
• M54: 36,575,333 km (0.085 R)
• M55: 36,671,225 km (0.116 R)
• M56: 38,899,186 km (0.108 R)
• M57: 39,389,419 km (0.114 R)
• M58: 43,688,263 km (0.11 R)
• M59: 44,606,644 km (0.064 R)
• M60: 47,086,827 km (0.103 R)
• M61: 49,823,720 km (0.115 R)
• M62: 53,045,311 km (0.113 R)
• M63: 53,371,135 km (0.104 R)
• M64: 53,479,892 km (0.116 R)
• M65: 53,697,557 km (0.111 R)
• M66: 54,024,728 km (0.119 R)
• M67: 54,133,934 km (0.105 R)
• M68: 54,462,002 km (0.037 R)
• M69: 55,450,096 km (0.12 R)
• M70: 56,001,664 km (0.029 R)
• M71: 57,332,786 km (0.07 R)
• M72: 58,674,230 km (0.066 R)
• M73: 59,461,414 km (0.113 R)
• M74: 60,705,769 km (0.097 R)
• M75: 63,680,522 km (0.11 R)
• M76: 63,911,352 km (0.069 R)
• M77: 64,258,120 km (0.114 R)
• M78: 65,884,398 km (0.066 R)
• M79: 67,641,874 km (0.117 R)
• M80: 67,759,458 km (0.04 R)
• M81: 67,995,075 km (0.036 R)
• M82: 68,940,384 km (0.119 R)
• M83: 70,843,867 km (0.078 R)
• M84: 71,082,924 km (0.062 R)
• M85: 73,368,331 km (0.116 R)
• M86: 79,372,142 km (0.094 R)
• M87: 81,116,154 km (0.093 R)
• M88: 81,241,218 km (0.12 R)
• M89: 81,366,431 km (0.065 R)
• M90: 81,616,858 km (0.03 R)
• M91: 81,867,584 km (0.119 R)
• M92: 81,992,947 km (0.12 R)
• M93: 82,244,122 km (0.114 R)
• M94: 84,388,608 km (0.119 R)
• M95: 84,515,317 km (0.106 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 159 - 16,184 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit