🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 0.39 AU - 0.63 AU

Year: 129 Days

Day: 25.1 Hours

Environment

Temp: 289 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 73,134,310 km

• M1: 58,343 km (0.117 R)
• M2: 327,470 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.53 AU - 0.61 AU

Year: 152 Days

Day: 31.1 Hours

Environment

Temp: 265 °C

Axial Tilt: 148.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,134,310 km

• M1: 429,944 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.79 AU - 0.91 AU

Year: 277 Days

Day: 30 Hours

Environment

Temp: 118 °C

Axial Tilt: 3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.31 AU - 1.47 AU

Year: 579 Days

Day: 22.5 Hours

Environment

Temp: -5 °C

Axial Tilt: 47.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.69 AU - 4.71 AU

Year: 3598 Days

Day: 23.3 Hours

Environment

Temp: -122 °C

Axial Tilt: 122.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.3

Radius: 4.7

Gravity: 27.18 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 13.72 AU - 18.79 AU

Year: 23130 Days

Day: 19 Hours

Environment

Temp: -197 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 73,134,310 km

• M1: 191,186 km (0.097 R)
• M2: 394,490 km (0.1 R)
• M3: 927,956 km (0.097 R)
• M4: 3,307,908 km (0.118 R)
• M5: 3,432,673 km (0.097 R)
• M6: 3,816,092 km (0.073 R)
• M7: 3,859,475 km (0.057 R)
• M8: 3,903,158 km (0.108 R)
• M9: 4,622,873 km (0.113 R)
• M10: 5,578,654 km (0.103 R)
• M11: 5,727,205 km (0.104 R)
• M12: 6,028,196 km (0.12 R)
• M13: 7,121,457 km (0.109 R)
• M14: 9,602,239 km (0.062 R)
• M15: 9,720,720 km (0.103 R)
• M16: 10,442,231 km (0.073 R)
• M17: 10,686,524 km (0.079 R)
• M18: 10,809,344 km (0.105 R)
• M19: 11,619,416 km (0.096 R)
• M20: 12,063,572 km (0.103 R)
• M21: 12,772,816 km (0.119 R)
• M22: 13,034,163 km (0.098 R)
• M23: 15,117,762 km (0.08 R)
• M24: 15,324,806 km (0.108 R)
• M25: 16,374,235 km (0.037 R)
• M26: 16,943,455 km (0.117 R)
• M27: 17,954,886 km (0.075 R)
• M28: 18,541,609 km (0.069 R)
• M29: 19,060,115 km (0.053 R)
• M30: 19,209,264 km (0.1 R)
• M31: 19,733,904 km (0.113 R)
• M32: 20,567,912 km (0.099 R)
• M33: 21,104,520 km (0.083 R)
• M34: 21,258,755 km (0.07 R)
• M35: 21,568,123 km (0.068 R)
• M36: 22,191,647 km (0.054 R)
• M37: 24,258,342 km (0.106 R)
• M38: 24,662,855 km (0.108 R)
• M39: 26,302,746 km (0.112 R)
• M40: 26,468,650 km (0.118 R)
• M41: 26,551,827 km (0.11 R)
• M42: 26,884,981 km (0.116 R)
• M43: 27,387,481 km (0.111 R)
• M44: 27,724,225 km (0.074 R)
• M45: 28,913,379 km (0.109 R)
• M46: 29,084,668 km (0.101 R)
• M47: 29,514,314 km (0.084 R)
• M48: 30,903,031 km (0.068 R)
• M49: 30,990,545 km (0.092 R)
• M50: 31,605,393 km (0.079 R)
• M51: 34,921,379 km (0.068 R)
• M52: 35,836,320 km (0.087 R)
• M53: 36,296,782 km (0.052 R)
• M54: 36,851,939 km (0.078 R)
• M55: 38,158,078 km (0.103 R)
• M56: 39,194,941 km (0.106 R)
• M57: 40,528,008 km (0.086 R)
• M58: 40,815,685 km (0.074 R)
• M59: 41,200,151 km (0.049 R)
• M60: 41,875,885 km (0.076 R)
• M61: 43,042,898 km (0.087 R)
• M62: 43,336,259 km (0.117 R)
• M63: 43,826,791 km (0.102 R)
• M64: 45,508,121 km (0.076 R)
• M65: 47,917,544 km (0.115 R)
• M66: 48,120,249 km (0.096 R)
• M67: 49,342,015 km (0.1 R)
• M68: 49,649,140 km (0.094 R)
• M69: 51,608,573 km (0.111 R)
• M70: 59,803,694 km (0.053 R)
• M71: 59,912,750 km (0.04 R)
• M72: 60,677,944 km (0.101 R)
• M73: 61,336,473 km (0.091 R)
• M74: 61,666,636 km (0.085 R)
• M75: 63,548,577 km (0.109 R)
• M76: 63,994,080 km (0.066 R)
• M77: 64,664,278 km (0.074 R)
• M78: 65,786,561 km (0.06 R)
• M79: 66,350,096 km (0.104 R)
• M80: 67,936,582 km (0.101 R)
• M81: 68,050,276 km (0.05 R)
• M82: 68,620,244 km (0.067 R)
• M83: 68,734,387 km (0.073 R)
• M84: 69,994,600 km (0.072 R)
• M85: 71,725,148 km (0.054 R)
• M86: 72,072,963 km (0.092 R)
• M87: 75,817,547 km (0.075 R)
• M88: 76,644,973 km (0.058 R)
• M89: 77,237,979 km (0.109 R)
• M90: 78,070,641 km (0.106 R)
• M91: 78,189,870 km (0.08 R)
• M92: 78,309,100 km (0.066 R)
• M93: 79,265,329 km (0.115 R)
• M94: 79,744,791 km (0.12 R)
• M95: 80,225,299 km (0.063 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.2

Radius: 6.2

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 19.62 AU - 21.16 AU

Year: 32511 Days

Day: 15.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 73,134,310 km

• M1: 150,196 km (0.059 R)
• M2: 198,068 km (0.045 R)
• M3: 283,787 km (0.082 R)
• M4: 365,916 km (0.056 R)
• M5: 683,662 km (0.084 R)
• M6: 1,071,270 km (0.113 R)
• M7: 1,150,856 km (0.118 R)
• M8: 1,344,137 km (0.063 R)
• M9: 1,401,283 km (0.041 R)
• M10: 2,016,878 km (0.096 R)
• M11: 2,318,468 km (0.096 R)
• M12: 2,456,995 km (0.109 R)
• M13: 3,383,605 km (0.069 R)
• M14: 3,422,799 km (0.113 R)
• M15: 3,580,775 km (0.064 R)
• M16: 4,321,284 km (0.049 R)
• M17: 4,929,250 km (0.07 R)
• M18: 5,152,749 km (0.079 R)
• M19: 5,243,106 km (0.11 R)
• M20: 5,379,689 km (0.084 R)
• M21: 6,368,082 km (0.081 R)
• M22: 8,399,771 km (0.098 R)
• M23: 8,506,285 km (0.027 R)
• M24: 8,559,691 km (0.072 R)
• M25: 8,828,369 km (0.114 R)
• M26: 8,936,678 km (0.11 R)
• M27: 8,990,982 km (0.054 R)
• M28: 9,429,303 km (0.047 R)
• M29: 11,663,996 km (0.04 R)
• M30: 12,747,833 km (0.097 R)
• M31: 14,115,905 km (0.117 R)
• M32: 14,369,623 km (0.113 R)
• M33: 14,433,203 km (0.1 R)
• M34: 14,945,874 km (0.099 R)
• M35: 16,786,826 km (0.103 R)
• M36: 17,325,827 km (0.054 R)
• M37: 18,767,651 km (0.074 R)
• M38: 19,046,502 km (0.106 R)
• M39: 19,820,820 km (0.08 R)
• M40: 21,910,703 km (0.079 R)
• M41: 22,647,472 km (0.07 R)
• M42: 23,317,371 km (0.093 R)
• M43: 23,692,413 km (0.051 R)
• M44: 24,145,096 km (0.071 R)
• M45: 24,220,793 km (0.081 R)
• M46: 27,235,190 km (0.083 R)
• M47: 27,392,866 km (0.047 R)
• M48: 27,550,991 km (0.032 R)
• M49: 28,425,690 km (0.099 R)
• M50: 28,585,610 km (0.095 R)
• M51: 29,148,098 km (0.047 R)
• M52: 30,120,634 km (0.12 R)
• M53: 30,856,954 km (0.119 R)
• M54: 30,939,233 km (0.097 R)
• M55: 31,848,040 km (0.114 R)
• M56: 32,514,648 km (0.119 R)
• M57: 33,017,447 km (0.098 R)
• M58: 33,269,968 km (0.083 R)
• M59: 35,226,259 km (0.059 R)
• M60: 35,742,821 km (0.084 R)
• M61: 36,957,556 km (0.103 R)
• M62: 37,394,830 km (0.102 R)
• M63: 37,482,345 km (0.108 R)
• M64: 38,539,403 km (0.095 R)
• M65: 39,606,036 km (0.04 R)
• M66: 40,232,702 km (0.084 R)
• M67: 41,496,056 km (0.096 R)
• M68: 41,586,712 km (0.111 R)
• M69: 42,406,359 km (0.053 R)
• M70: 42,772,275 km (0.116 R)
• M71: 43,415,247 km (0.067 R)
• M72: 44,896,864 km (0.094 R)
• M73: 47,719,028 km (0.106 R)
• M74: 48,768,307 km (0.094 R)
• M75: 49,439,852 km (0.065 R)
• M76: 50,114,539 km (0.067 R)
• M77: 51,180,872 km (0.036 R)
• M78: 52,941,789 km (0.102 R)
• M79: 53,138,660 km (0.119 R)
• M80: 54,523,637 km (0.046 R)
• M81: 55,021,199 km (0.102 R)
• M82: 55,120,981 km (0.088 R)
• M83: 55,420,326 km (0.09 R)
• M84: 57,632,580 km (0.066 R)
• M85: 59,055,255 km (0.082 R)
• M86: 60,284,052 km (0.054 R)
• M87: 61,521,077 km (0.098 R)
• M88: 62,558,389 km (0.104 R)
• M89: 64,545,198 km (0.045 R)
• M90: 65,282,416 km (0.109 R)
• M91: 70,520,137 km (0.056 R)
• M92: 72,915,199 km (0.025 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 383 - 15,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit