🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.57 AU - 0.73 AU

Year: 149 Days

Day: 17.5 Hours

Environment

Temp: 359 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 100,842,924 km

• M1: 32,463 km (0.059 R)
• M2: 346,319 km (0.111 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.6 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 2.53 AU - 2.67 AU

Year: 1196 Days

Day: 19.3 Hours

Environment

Temp: 8 °C

Axial Tilt: 31.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 100,842,924 km

• M1: 46,525 km (0.107 R)
• M2: 1,848,431 km (0.055 R)

Planet 3 - Terrestrial

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 4.67 AU - 7.21 AU

Year: 4129 Days

Day: 26.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 6.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 7.4 AU - 9.74 AU

Year: 7155 Days

Day: 47.5 Hours

Environment

Temp: -121 °C

Axial Tilt: 26.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,842,924 km

• M1: 32,612 km (0.108 R)

Planet 5 - Terrestrial

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.61 AU - 9.43 AU

Year: 7726 Days

Day: 13.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 13.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 17.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528

Radius: 9.6

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 14.95 AU - 19.73 AU

Year: 20594 Days

Day: 14.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 100,842,924 km

• M1: 119,379 km (0.109 R)
• M2: 426,952 km (0.091 R)
• M3: 2,154,359 km (0.105 R)
• M4: 2,813,338 km (0.087 R)
• M5: 3,864,562 km (0.114 R)
• M6: 4,664,611 km (0.091 R)
• M7: 5,609,771 km (0.099 R)
• M8: 7,540,032 km (0.109 R)
• M9: 8,121,818 km (0.106 R)
• M10: 8,474,869 km (0.041 R)
• M11: 9,651,456 km (0.092 R)
• M12: 18,047,338 km (0.102 R)
• M13: 18,736,834 km (0.099 R)
• M14: 20,260,189 km (0.096 R)
• M15: 22,450,302 km (0.067 R)
• M16: 26,960,079 km (0.078 R)
• M17: 35,135,005 km (0.034 R)
• M18: 43,888,575 km (0.095 R)
• M19: 45,449,778 km (0.053 R)
• M20: 46,564,432 km (0.09 R)
• M21: 54,703,453 km (0.096 R)
• M22: 62,171,080 km (0.037 R)
• M23: 69,238,981 km (0.044 R)
• M24: 70,714,016 km (0.092 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 939.7

Radius: 4.7

Gravity: 42.54 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 15.37 AU - 21.71 AU

Year: 22768 Days

Day: 24.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 100,842,924 km

• M1: 58,493 km (0.032 R)
• M2: 265,536 km (0.104 R)
• M3: 875,447 km (0.038 R)
• M4: 1,974,243 km (0.068 R)
• M5: 3,521,683 km (0.059 R)
• M6: 3,841,225 km (0.065 R)
• M7: 4,356,290 km (0.118 R)
• M8: 5,909,864 km (0.076 R)
• M9: 6,132,615 km (0.114 R)
• M10: 11,435,560 km (0.108 R)
• M11: 14,243,812 km (0.116 R)
• M12: 14,888,578 km (0.09 R)
• M13: 15,217,993 km (0.053 R)
• M14: 15,468,420 km (0.113 R)
• M15: 16,585,018 km (0.114 R)
• M16: 18,785,902 km (0.099 R)
• M17: 31,790,595 km (0.085 R)
• M18: 35,600,254 km (0.082 R)
• M19: 40,976,951 km (0.118 R)
• M20: 41,623,812 km (0.088 R)
• M21: 43,270,885 km (0.097 R)
• M22: 43,941,682 km (0.109 R)
• M23: 46,870,210 km (0.106 R)
• M24: 47,934,000 km (0.099 R)
• M25: 58,446,691 km (0.086 R)
• M26: 59,472,185 km (0.114 R)
• M27: 66,543,377 km (0.1 R)
• M28: 68,112,060 km (0.064 R)
• M29: 70,164,992 km (0.084 R)
• M30: 76,570,473 km (0.078 R)
• M31: 80,292,020 km (0.119 R)
• M32: 81,813,879 km (0.119 R)
• M33: 84,392,647 km (0.075 R)
• M34: 88,630,754 km (0.059 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.2

Radius: 7.6

Gravity: 7.92 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 19.76 AU - 20.04 AU

Year: 25319 Days

Day: 22.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 100,842,924 km

• M1: 102,026 km (0.031 R)
• M2: 367,412 km (0.097 R)
• M3: 793,916 km (0.12 R)
• M4: 1,142,329 km (0.062 R)
• M5: 2,029,594 km (0.091 R)
• M6: 2,617,514 km (0.1 R)
• M7: 4,325,622 km (0.099 R)
• M8: 4,812,115 km (0.08 R)
• M9: 5,295,914 km (0.087 R)
• M10: 5,935,445 km (0.091 R)
• M11: 6,670,120 km (0.063 R)
• M12: 10,343,795 km (0.119 R)
• M13: 11,149,380 km (0.105 R)
• M14: 12,197,462 km (0.066 R)
• M15: 12,955,026 km (0.087 R)
• M16: 14,187,114 km (0.107 R)
• M17: 15,975,856 km (0.109 R)
• M18: 16,548,965 km (0.072 R)
• M19: 17,220,360 km (0.101 R)
• M20: 18,797,571 km (0.067 R)
• M21: 19,807,506 km (0.097 R)
• M22: 21,835,305 km (0.108 R)
• M23: 23,261,571 km (0.118 R)
• M24: 25,849,465 km (0.033 R)
• M25: 27,097,261 km (0.053 R)
• M26: 29,712,531 km (0.114 R)
• M27: 32,883,407 km (0.058 R)
• M28: 34,077,946 km (0.103 R)
• M29: 35,715,444 km (0.039 R)
• M30: 45,018,487 km (0.111 R)
• M31: 47,994,138 km (0.095 R)
• M32: 52,340,705 km (0.106 R)
• M33: 62,812,406 km (0.12 R)
• M34: 67,364,520 km (0.113 R)
• M35: 71,468,737 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 25.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 7.3

Gravity: 8.87 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 23.61 AU - 27.39 AU

Year: 36726 Days

Day: 23.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,842,924 km

• M1: 90,806 km (0.108 R)
• M2: 322,533 km (0.1 R)
• M3: 984,504 km (0.101 R)
• M4: 1,646,175 km (0.081 R)
• M5: 2,232,150 km (0.093 R)
• M6: 3,613,686 km (0.102 R)
• M7: 3,912,583 km (0.039 R)
• M8: 4,484,944 km (0.09 R)
• M9: 6,159,692 km (0.116 R)
• M10: 12,310,708 km (0.098 R)
• M11: 14,094,513 km (0.097 R)
• M12: 18,262,609 km (0.084 R)
• M13: 25,044,329 km (0.103 R)
• M14: 32,758,942 km (0.106 R)
• M15: 35,244,510 km (0.101 R)
• M16: 42,087,566 km (0.102 R)
• M17: 51,289,929 km (0.082 R)
• M18: 54,632,245 km (0.03 R)
• M19: 64,847,835 km (0.039 R)
• M20: 77,780,271 km (0.102 R)
• M21: 89,229,894 km (0.066 R)
• M22: 90,068,091 km (0.058 R)
• M23: 94,049,638 km (0.049 R)

Kuiper Belt

Range: 38.4 - 55.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 15,573 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit