🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.82 AU - 0.98 AU

Year: 312 Days

Day: 32.6 Hours

Environment

Temp: 152 °C

Axial Tilt: 2.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.77 AU - 1.21 AU

Year: 360 Days

Day: 21.1 Hours

Environment

Temp: 31 °C

Axial Tilt: 46.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 86,245,810 km

• M1: 589,864 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.85

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.8 AU - 1.28 AU

Year: 387 Days

Day: 36.5 Hours

Environment

Temp: 31 °C

Axial Tilt: 36.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 86,245,810 km

• M1: 645,515 km (0.05 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.32 AU - 1.98 AU

Year: 774 Days

Day: 21.1 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.18

Radius: 1.07

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.93 AU - 2.01 AU

Year: 1010 Days

Day: 33.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.87 AU - 2.59 AU

Year: 1216 Days

Day: 40 Hours

Environment

Temp: -76 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,245,810 km

• M1: 154,684 km (0.064 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.1 AU - 4.12 AU

Year: 3043 Days

Day: 31.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 86,245,810 km

• M1: 2,669,275 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.9

Radius: 12.7

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 3.72 AU - 6.1 AU

Year: 3974 Days

Day: 11.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 86,245,810 km

• M1: 215,571 km (0.101 R)
• M2: 313,258 km (0.12 R)
• M3: 576,251 km (0.1 R)
• M4: 696,528 km (0.029 R)
• M5: 1,018,014 km (0.106 R)
• M6: 1,140,385 km (0.067 R)
• M7: 1,431,203 km (0.101 R)
• M8: 1,762,413 km (0.075 R)
• M9: 1,844,991 km (0.083 R)
• M10: 1,962,874 km (0.089 R)
• M11: 2,153,312 km (0.117 R)
• M12: 2,295,879 km (0.079 R)
• M13: 2,423,186 km (0.112 R)
• M14: 2,666,133 km (0.038 R)
• M15: 2,877,964 km (0.11 R)
• M16: 2,995,847 km (0.119 R)
• M17: 3,359,669 km (0.115 R)
• M18: 3,845,264 km (0.102 R)
• M19: 4,263,240 km (0.119 R)
• M20: 4,466,394 km (0.057 R)
• M21: 4,626,763 km (0.051 R)
• M22: 4,835,602 km (0.118 R)
• M23: 5,456,732 km (0.113 R)
• M24: 5,752,038 km (0.088 R)
• M25: 5,976,884 km (0.116 R)
• M26: 6,179,290 km (0.054 R)
• M27: 6,487,162 km (0.085 R)
• M28: 6,643,043 km (0.064 R)
• M29: 6,773,792 km (0.107 R)
• M30: 7,198,350 km (0.057 R)
• M31: 7,413,771 km (0.106 R)
• M32: 7,522,379 km (0.086 R)
• M33: 7,796,143 km (0.08 R)
• M34: 8,073,199 km (0.098 R)
• M35: 8,466,641 km (0.064 R)
• M36: 8,722,753 km (0.089 R)
• M37: 8,837,494 km (0.116 R)
• M38: 9,330,569 km (0.107 R)
• M39: 9,802,999 km (0.113 R)
• M40: 10,587,191 km (0.117 R)
• M41: 10,801,864 km (0.108 R)
• M42: 11,737,898 km (0.108 R)
• M43: 11,991,915 km (0.094 R)
• M44: 12,376,531 km (0.066 R)
• M45: 13,754,028 km (0.11 R)
• M46: 13,954,789 km (0.098 R)
• M47: 14,055,468 km (0.064 R)
• M48: 14,257,724 km (0.105 R)
• M49: 14,767,554 km (0.118 R)
• M50: 15,007,509 km (0.083 R)
• M51: 15,214,253 km (0.082 R)
• M52: 15,840,021 km (0.056 R)
• M53: 16,297,342 km (0.093 R)
• M54: 16,723,247 km (0.045 R)
• M55: 17,224,848 km (0.104 R)
• M56: 17,731,387 km (0.061 R)
• M57: 18,389,917 km (0.111 R)
• M58: 18,722,174 km (0.044 R)
• M59: 18,833,325 km (0.099 R)
• M60: 19,280,323 km (0.092 R)
• M61: 19,806,309 km (0.114 R)
• M62: 19,919,704 km (0.113 R)
• M63: 20,298,935 km (0.105 R)
• M64: 21,528,779 km (0.118 R)
• M65: 21,957,078 km (0.064 R)
• M66: 22,861,696 km (0.1 R)
• M67: 23,458,293 km (0.117 R)
• M68: 23,538,178 km (0.1 R)
• M69: 24,423,498 km (0.116 R)
• M70: 24,544,971 km (0.031 R)
• M71: 24,870,197 km (0.107 R)
• M72: 25,401,569 km (0.089 R)
• M73: 25,524,837 km (0.061 R)
• M74: 25,895,541 km (0.043 R)
• M75: 26,309,478 km (0.081 R)
• M76: 26,934,648 km (0.053 R)
• M77: 28,114,676 km (0.091 R)
• M78: 28,540,132 km (0.119 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 506.2

Radius: 11.1

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8.33 AU - 12.33 AU

Year: 12127 Days

Day: 5.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 86,245,810 km

• M1: 146,157 km (0.05 R)
• M2: 393,442 km (0.088 R)
• M3: 737,667 km (0.091 R)
• M4: 878,439 km (0.077 R)
• M5: 1,334,413 km (0.093 R)
• M6: 1,692,102 km (0.105 R)
• M7: 1,833,920 km (0.082 R)
• M8: 2,155,406 km (0.039 R)
• M9: 2,362,150 km (0.028 R)
• M10: 2,575,627 km (0.115 R)
• M11: 3,552,201 km (0.092 R)
• M12: 3,766,426 km (0.079 R)
• M13: 3,859,625 km (0.051 R)
• M14: 4,304,679 km (0.098 R)
• M15: 5,208,998 km (0.047 R)
• M16: 5,452,842 km (0.09 R)
• M17: 6,391,719 km (0.116 R)
• M18: 6,728,314 km (0.04 R)
• M19: 6,841,859 km (0.11 R)
• M20: 7,032,446 km (0.103 R)
• M21: 7,109,190 km (0.101 R)
• M22: 7,263,575 km (0.088 R)
• M23: 7,380,112 km (0.115 R)
• M24: 8,293,706 km (0.046 R)
• M25: 9,159,130 km (0.114 R)
• M26: 9,751,836 km (0.081 R)
• M27: 11,242,878 km (0.115 R)
• M28: 11,558,679 km (0.114 R)
• M29: 11,649,485 km (0.103 R)
• M30: 12,060,880 km (0.091 R)
• M31: 12,198,958 km (0.118 R)
• M32: 12,384,011 km (0.111 R)
• M33: 12,944,853 km (0.118 R)
• M34: 14,236,930 km (0.07 R)
• M35: 15,071,537 km (0.032 R)
• M36: 17,512,376 km (0.101 R)
• M37: 18,088,926 km (0.029 R)
• M38: 18,300,008 km (0.049 R)
• M39: 18,511,989 km (0.096 R)
• M40: 18,831,530 km (0.076 R)
• M41: 19,746,919 km (0.104 R)
• M42: 21,788,631 km (0.097 R)
• M43: 22,069,725 km (0.096 R)
• M44: 22,749,199 km (0.093 R)
• M45: 23,781,125 km (0.118 R)
• M46: 24,186,685 km (0.077 R)
• M47: 25,535,010 km (0.118 R)
• M48: 27,815,779 km (0.066 R)
• M49: 28,304,067 km (0.058 R)
• M50: 28,733,861 km (0.053 R)
• M51: 29,848,665 km (0.113 R)
• M52: 29,973,429 km (0.09 R)
• M53: 31,483,919 km (0.057 R)
• M54: 32,440,448 km (0.026 R)
• M55: 33,019,092 km (0.032 R)
• M56: 34,055,955 km (0.091 R)
• M57: 34,186,405 km (0.1 R)
• M58: 34,447,602 km (0.08 R)
• M59: 34,644,024 km (0.115 R)
• M60: 34,775,072 km (0.095 R)
• M61: 34,906,419 km (0.093 R)
• M62: 35,169,412 km (0.063 R)
• M63: 35,697,493 km (0.08 R)
• M64: 36,427,979 km (0.095 R)
• M65: 36,694,862 km (0.108 R)
• M66: 37,633,888 km (0.107 R)
• M67: 38,989,095 km (0.077 R)
• M68: 39,193,745 km (0.045 R)
• M69: 41,190,427 km (0.088 R)
• M70: 41,259,841 km (0.101 R)
• M71: 41,886,656 km (0.116 R)
• M72: 42,376,290 km (0.119 R)
• M73: 43,149,561 km (0.118 R)
• M74: 43,856,561 km (0.105 R)
• M75: 44,282,615 km (0.072 R)
• M76: 45,856,535 km (0.063 R)
• M77: 45,928,491 km (0.088 R)
• M78: 46,289,022 km (0.039 R)
• M79: 46,940,221 km (0.093 R)
• M80: 48,838,469 km (0.078 R)
• M81: 49,206,330 km (0.064 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 947.4

Radius: 3.7

Gravity: 69.2 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 13.85 AU - 15.49 AU

Year: 20523 Days

Day: 24.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 86,245,810 km

• M1: 188,793 km (0.108 R)
• M2: 308,321 km (0.028 R)
• M3: 428,448 km (0.109 R)
• M4: 735,573 km (0.071 R)
• M5: 1,816,567 km (0.064 R)
• M6: 2,070,135 km (0.117 R)
• M7: 2,334,774 km (0.088 R)
• M8: 2,937,055 km (0.086 R)
• M9: 3,147,988 km (0.087 R)
• M10: 4,227,037 km (0.083 R)
• M11: 4,609,858 km (0.042 R)
• M12: 4,658,478 km (0.077 R)
• M13: 5,003,750 km (0.064 R)
• M14: 5,876,055 km (0.101 R)
• M15: 6,141,441 km (0.097 R)
• M16: 6,410,718 km (0.082 R)
• M17: 6,738,935 km (0.069 R)
• M18: 7,016,589 km (0.085 R)
• M19: 7,755,902 km (0.064 R)
• M20: 7,813,796 km (0.09 R)
• M21: 8,164,304 km (0.076 R)
• M22: 8,282,187 km (0.09 R)
• M23: 8,519,748 km (0.088 R)
• M24: 8,639,427 km (0.049 R)
• M25: 8,940,866 km (0.07 R)
• M26: 9,803,298 km (0.093 R)
• M27: 10,117,753 km (0.075 R)
• M28: 10,499,377 km (0.096 R)
• M29: 11,015,490 km (0.073 R)
• M30: 11,539,830 km (0.036 R)
• M31: 13,368,814 km (0.07 R)
• M32: 13,787,239 km (0.109 R)
• M33: 14,852,226 km (0.07 R)
• M34: 16,164,648 km (0.074 R)
• M35: 19,682,741 km (0.117 R)
• M36: 20,158,463 km (0.083 R)
• M37: 20,959,709 km (0.095 R)
• M38: 21,689,746 km (0.111 R)
• M39: 22,593,168 km (0.108 R)
• M40: 24,691,727 km (0.084 R)
• M41: 25,204,548 km (0.117 R)
• M42: 25,634,642 km (0.097 R)
• M43: 26,589,226 km (0.102 R)
• M44: 27,378,954 km (0.101 R)
• M45: 29,071,205 km (0.107 R)
• M46: 29,522,093 km (0.042 R)
• M47: 30,613,708 km (0.086 R)
• M48: 33,117,827 km (0.109 R)
• M49: 34,251,629 km (0.068 R)
• M50: 35,686,722 km (0.07 R)
• M51: 36,751,559 km (0.116 R)
• M52: 37,630,447 km (0.09 R)
• M53: 37,925,005 km (0.09 R)
• M54: 38,714,134 km (0.077 R)
• M55: 40,108,087 km (0.081 R)
• M56: 42,535,611 km (0.096 R)
• M57: 44,387,334 km (0.047 R)
• M58: 45,010,409 km (0.067 R)
• M59: 45,114,529 km (0.112 R)
• M60: 45,323,068 km (0.077 R)
• M61: 46,160,218 km (0.101 R)
• M62: 46,265,236 km (0.097 R)
• M63: 48,275,233 km (0.08 R)
• M64: 48,808,998 km (0.069 R)
• M65: 50,097,933 km (0.115 R)
• M66: 52,818,670 km (0.098 R)
• M67: 53,038,429 km (0.093 R)
• M68: 53,920,458 km (0.098 R)
• M69: 54,141,713 km (0.103 R)
• M70: 54,696,123 km (0.109 R)
• M71: 54,918,426 km (0.113 R)
• M72: 55,141,027 km (0.064 R)
• M73: 60,917,749 km (0.117 R)
• M74: 61,148,279 km (0.084 R)
• M75: 62,304,671 km (0.097 R)
• M76: 62,420,759 km (0.066 R)
• M77: 63,585,229 km (0.094 R)
• M78: 64,287,291 km (0.111 R)
• M79: 65,345,248 km (0.104 R)
• M80: 65,817,229 km (0.09 R)
• M81: 69,153,112 km (0.084 R)
• M82: 69,754,495 km (0.095 R)
• M83: 70,720,449 km (0.111 R)
• M84: 71,326,470 km (0.036 R)
• M85: 72,421,526 km (0.054 R)
• M86: 72,787,742 km (0.11 R)
• M87: 73,032,184 km (0.057 R)
• M88: 74,258,887 km (0.042 R)
• M89: 75,739,756 km (0.103 R)
• M90: 76,608,172 km (0.081 R)
• M91: 76,981,419 km (0.049 R)
• M92: 78,856,179 km (0.102 R)
• M93: 79,610,452 km (0.074 R)
• M94: 79,736,263 km (0.089 R)
• M95: 81,379,446 km (0.086 R)
• M96: 83,928,893 km (0.049 R)
• M97: 84,057,099 km (0.117 R)
• M98: 85,858,257 km (0.082 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 433 - 17,873 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit