🌌 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: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.7 AU - 1.08 AU

Year: 305 Days

Day: 21.8 Hours

Environment

Temp: 109 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,820,054 km

• M1: 207,492 km (0.051 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 0.84 AU - 0.96 AU

Year: 310 Days

Day: 34.3 Hours

Environment

Temp: 116 °C

Axial Tilt: 50 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 58,820,054 km

• M1: 239,506 km (0.053 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.65 AU - 2.15 AU

Year: 952 Days

Day: 24 Hours

Environment

Temp: -51 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.79 AU - 2.85 AU

Year: 1284 Days

Day: 45.2 Hours

Environment

Temp: -86 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 58,820,054 km

• M1: 686,804 km (0.095 R)
• M2: 1,083,089 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 2.24 AU - 3.14 AU

Year: 1603 Days

Day: 16.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 69.2

Radius: 13.4

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 5.3 AU - 5.54 AU

Year: 4586 Days

Day: 5.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 58,820,054 km

• M1: 167,101 km (0.09 R)
• M2: 256,261 km (0.027 R)
• M3: 354,547 km (0.109 R)
• M4: 581,188 km (0.115 R)
• M5: 698,024 km (0.042 R)
• M6: 831,315 km (0.111 R)
• M7: 966,552 km (0.083 R)
• M8: 1,286,841 km (0.114 R)
• M9: 1,437,187 km (0.085 R)
• M10: 1,894,507 km (0.108 R)
• M11: 2,015,981 km (0.047 R)
• M12: 2,256,385 km (0.107 R)
• M13: 2,440,240 km (0.115 R)
• M14: 2,584,303 km (0.113 R)
• M15: 2,823,061 km (0.114 R)
• M16: 3,213,213 km (0.118 R)
• M17: 3,608,151 km (0.049 R)
• M18: 4,150,294 km (0.08 R)
• M19: 4,471,780 km (0.076 R)
• M20: 4,745,843 km (0.091 R)
• M21: 5,296,513 km (0.055 R)
• M22: 5,882,338 km (0.105 R)
• M23: 6,077,264 km (0.117 R)
• M24: 6,643,941 km (0.088 R)
• M25: 6,878,510 km (0.104 R)
• M26: 6,988,913 km (0.081 R)
• M27: 7,084,058 km (0.091 R)
• M28: 7,404,197 km (0.098 R)
• M29: 7,566,212 km (0.101 R)
• M30: 7,663,899 km (0.1 R)
• M31: 7,778,341 km (0.045 R)
• M32: 7,926,593 km (0.093 R)
• M33: 8,058,987 km (0.11 R)
• M34: 8,175,524 km (0.11 R)
• M35: 8,342,924 km (0.093 R)
• M36: 8,477,711 km (0.089 R)
• M37: 8,596,193 km (0.113 R)
• M38: 8,749,381 km (0.106 R)
• M39: 9,599,546 km (0.107 R)
• M40: 9,687,809 km (0.059 R)
• M41: 9,918,488 km (0.085 R)
• M42: 10,061,354 km (0.108 R)
• M43: 10,258,973 km (0.119 R)
• M44: 10,457,789 km (0.083 R)
• M45: 10,694,602 km (0.057 R)
• M46: 11,006,813 km (0.073 R)
• M47: 11,099,264 km (0.109 R)
• M48: 12,381,617 km (0.102 R)
• M49: 12,767,729 km (0.056 R)
• M50: 12,923,311 km (0.106 R)
• M51: 13,040,446 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.5

Radius: 9.5

Gravity: 10.32 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.43 AU - 6.69 AU

Year: 4765 Days

Day: 7.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 58,820,054 km

• M1: 119,230 km (0.095 R)
• M2: 294,259 km (0.061 R)
• M3: 406,009 km (0.065 R)
• M4: 523,144 km (0.029 R)
• M5: 652,995 km (0.115 R)
• M6: 834,906 km (0.107 R)
• M7: 960,718 km (0.108 R)
• M8: 1,078,301 km (0.091 R)
• M9: 1,327,980 km (0.098 R)
• M10: 1,459,926 km (0.1 R)
• M11: 2,106,936 km (0.056 R)
• M12: 2,261,920 km (0.093 R)
• M13: 2,360,654 km (0.116 R)
• M14: 2,521,771 km (0.12 R)
• M15: 2,983,580 km (0.109 R)
• M16: 3,313,593 km (0.117 R)
• M17: 3,380,912 km (0.118 R)
• M18: 3,471,568 km (0.083 R)
• M19: 3,889,545 km (0.12 R)
• M20: 4,621,527 km (0.074 R)
• M21: 4,747,638 km (0.087 R)
• M22: 5,029,181 km (0.079 R)
• M23: 5,132,853 km (0.079 R)
• M24: 5,797,516 km (0.03 R)
• M25: 5,988,552 km (0.088 R)
• M26: 6,292,834 km (0.091 R)
• M27: 6,573,929 km (0.101 R)
• M28: 6,659,050 km (0.039 R)
• M29: 7,294,542 km (0.109 R)
• M30: 7,471,217 km (0.104 R)
• M31: 7,798,836 km (0.089 R)
• M32: 7,889,044 km (0.088 R)
• M33: 8,100,874 km (0.09 R)
• M34: 8,161,761 km (0.094 R)
• M35: 8,468,287 km (0.085 R)
• M36: 9,635,449 km (0.043 R)
• M37: 10,122,839 km (0.106 R)
• M38: 10,188,363 km (0.114 R)
• M39: 10,685,028 km (0.109 R)
• M40: 10,751,749 km (0.053 R)
• M41: 10,953,107 km (0.102 R)
• M42: 11,087,895 km (0.094 R)
• M43: 11,393,374 km (0.06 R)
• M44: 11,908,738 km (0.107 R)
• M45: 12,326,565 km (0.09 R)
• M46: 12,819,939 km (0.089 R)
• M47: 13,500,011 km (0.1 R)
• M48: 13,717,227 km (0.11 R)
• M49: 14,155,100 km (0.07 R)
• M50: 14,338,956 km (0.031 R)
• M51: 14,746,161 km (0.098 R)
• M52: 15,609,790 km (0.088 R)
• M53: 17,503,848 km (0.118 R)
• M54: 17,622,180 km (0.082 R)
• M55: 17,939,029 km (0.107 R)
• M56: 18,377,650 km (0.045 R)
• M57: 18,618,502 km (0.102 R)
• M58: 18,819,861 km (0.103 R)
• M59: 19,306,353 km (0.075 R)
• M60: 21,757,664 km (0.118 R)
• M61: 22,140,186 km (0.105 R)
• M62: 22,225,456 km (0.089 R)
• M63: 22,696,690 km (0.084 R)
• M64: 23,474,599 km (0.115 R)
• M65: 24,525,524 km (0.06 R)
• M66: 25,413,088 km (0.042 R)
• M67: 25,726,196 km (0.066 R)
• M68: 26,085,680 km (0.069 R)
• M69: 26,582,494 km (0.105 R)
• M70: 27,036,973 km (0.102 R)
• M71: 27,265,110 km (0.038 R)
• M72: 28,184,239 km (0.087 R)
• M73: 28,694,218 km (0.118 R)
• M74: 28,973,517 km (0.048 R)
• M75: 30,194,685 km (0.032 R)
• M76: 30,526,343 km (0.091 R)
• M77: 30,621,338 km (0.12 R)
• M78: 32,396,017 km (0.086 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 242.5

Radius: 3.5

Gravity: 19.8 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 14.62 AU - 17 AU

Year: 22847 Days

Day: 17.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 58,820,054 km

• M1: 130,599 km (0.116 R)
• M2: 304,282 km (0.111 R)
• M3: 864,526 km (0.109 R)
• M4: 907,311 km (0.059 R)
• M5: 995,125 km (0.12 R)
• M6: 1,062,893 km (0.106 R)
• M7: 1,250,788 km (0.095 R)
• M8: 1,474,437 km (0.064 R)
• M9: 1,500,167 km (0.054 R)
• M10: 1,764,507 km (0.116 R)
• M11: 1,902,137 km (0.09 R)
• M12: 2,579,067 km (0.119 R)
• M13: 2,798,527 km (0.089 R)
• M14: 3,255,250 km (0.071 R)
• M15: 3,356,228 km (0.043 R)
• M16: 3,840,477 km (0.054 R)
• M17: 4,054,701 km (0.112 R)
• M18: 4,127,106 km (0.067 R)
• M19: 4,309,615 km (0.099 R)
• M20: 4,457,568 km (0.116 R)
• M21: 4,532,217 km (0.109 R)
• M22: 4,682,563 km (0.086 R)
• M23: 5,821,452 km (0.076 R)
• M24: 6,825,104 km (0.05 R)
• M25: 8,335,444 km (0.089 R)
• M26: 8,565,974 km (0.03 R)
• M27: 9,413,147 km (0.036 R)
• M28: 9,798,212 km (0.078 R)
• M29: 10,237,581 km (0.106 R)
• M30: 10,583,601 km (0.088 R)
• M31: 11,185,882 km (0.081 R)
• M32: 12,057,888 km (0.098 R)
• M33: 14,524,308 km (0.115 R)
• M34: 14,579,659 km (0.101 R)
• M35: 15,417,557 km (0.099 R)
• M36: 15,870,838 km (0.072 R)
• M37: 15,984,832 km (0.096 R)
• M38: 16,386,053 km (0.115 R)
• M39: 16,558,988 km (0.102 R)
• M40: 17,081,384 km (0.092 R)
• M41: 17,550,373 km (0.094 R)
• M42: 17,668,257 km (0.118 R)
• M43: 17,727,198 km (0.088 R)
• M44: 18,861,449 km (0.057 R)
• M45: 19,345,997 km (0.091 R)
• M46: 19,834,733 km (0.116 R)
• M47: 20,142,157 km (0.098 R)
• M48: 21,262,046 km (0.119 R)
• M49: 21,450,689 km (0.111 R)
• M50: 21,513,670 km (0.06 R)
• M51: 22,593,916 km (0.082 R)
• M52: 23,108,383 km (0.092 R)
• M53: 23,173,009 km (0.062 R)
• M54: 23,887,339 km (0.111 R)
• M55: 24,214,360 km (0.087 R)
• M56: 24,740,795 km (0.083 R)
• M57: 25,005,434 km (0.078 R)
• M58: 25,404,112 km (0.057 R)
• M59: 26,612,564 km (0.053 R)
• M60: 26,815,867 km (0.041 R)
• M61: 27,702,534 km (0.111 R)
• M62: 29,015,704 km (0.093 R)
• M63: 29,085,416 km (0.099 R)
• M64: 30,137,089 km (0.11 R)
• M65: 30,419,680 km (0.099 R)
• M66: 31,630,375 km (0.11 R)
• M67: 33,878,233 km (0.044 R)
• M68: 35,579,011 km (0.086 R)
• M69: 36,402,248 km (0.106 R)
• M70: 37,004,828 km (0.067 R)
• M71: 37,459,008 km (0.109 R)
• M72: 37,838,837 km (0.077 R)
• M73: 38,602,384 km (0.081 R)
• M74: 39,371,018 km (0.096 R)
• M75: 40,067,097 km (0.094 R)
• M76: 42,970,941 km (0.105 R)
• M77: 44,971,065 km (0.118 R)
• M78: 46,756,216 km (0.094 R)
• M79: 47,411,006 km (0.033 R)
• M80: 47,904,230 km (0.093 R)
• M81: 49,560,129 km (0.03 R)
• M82: 50,395,184 km (0.11 R)
• M83: 51,825,340 km (0.065 R)
• M84: 52,248,552 km (0.099 R)
• M85: 53,354,081 km (0.093 R)
• M86: 53,439,501 km (0.095 R)
• M87: 53,695,762 km (0.063 R)
• M88: 54,639,276 km (0.029 R)
• M89: 55,156,286 km (0.102 R)
• M90: 56,629,825 km (0.119 R)
• M91: 56,716,891 km (0.093 R)
• M92: 56,978,388 km (0.106 R)
• M93: 57,765,273 km (0.116 R)

Kuiper Belt

Range: 30.2 - 45.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 475 - 10,756 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit