🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.4 AU - 0.6 AU

Year: 127 Days

Day: 36.3 Hours

Environment

Temp: 265 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.72 AU - 0.78 AU

Year: 233 Days

Day: 26.6 Hours

Environment

Temp: 173 °C

Axial Tilt: 14.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.17 AU - 1.61 AU

Year: 587 Days

Day: 34.9 Hours

Environment

Temp: -15 °C

Axial Tilt: 18.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.79

Radius: 1.26

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.52 AU - 1.7 AU

Year: 732 Days

Day: 40.2 Hours

Environment

Temp: -41 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 52,640,323 km

• M1: 822,788 km (0.099 R)
• M2: 1,040,453 km (0.113 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 1.96 AU - 2 AU

Year: 998 Days

Day: 26.7 Hours

Environment

Temp: -60 °C

Axial Tilt: 19 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.69 AU - 2.67 AU

Year: 1153 Days

Day: 15.5 Hours

Environment

Temp: -73 °C

Axial Tilt: 47.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 12.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 105.7

Radius: 7.9

Gravity: 1.69 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 12.43 AU - 13.33 AU

Year: 16556 Days

Day: 20.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 52,640,323 km

• M1: 157,676 km (0.1 R)
• M2: 363,972 km (0.063 R)
• M3: 652,247 km (0.088 R)
• M4: 720,463 km (0.101 R)
• M5: 956,230 km (0.096 R)
• M6: 1,132,306 km (0.076 R)
• M7: 1,589,777 km (0.089 R)
• M8: 2,224,670 km (0.103 R)
• M9: 2,394,613 km (0.107 R)
• M10: 2,680,195 km (0.101 R)
• M11: 3,093,385 km (0.113 R)
• M12: 4,290,766 km (0.108 R)
• M13: 4,369,903 km (0.104 R)
• M14: 5,216,478 km (0.099 R)
• M15: 5,301,001 km (0.05 R)
• M16: 5,730,945 km (0.112 R)
• M17: 6,685,080 km (0.096 R)
• M18: 6,993,252 km (0.047 R)
• M19: 7,752,012 km (0.113 R)
• M20: 8,503,442 km (0.105 R)
• M21: 8,569,864 km (0.081 R)
• M22: 9,414,942 km (0.052 R)
• M23: 10,286,499 km (0.115 R)
• M24: 10,463,773 km (0.068 R)
• M25: 10,857,664 km (0.119 R)
• M26: 11,183,488 km (0.028 R)
• M27: 11,475,802 km (0.119 R)
• M28: 12,292,756 km (0.111 R)
• M29: 12,784,335 km (0.072 R)
• M30: 13,128,410 km (0.06 R)
• M31: 13,320,793 km (0.109 R)
• M32: 13,669,655 km (0.093 R)
• M33: 13,982,165 km (0.112 R)
• M34: 14,100,048 km (0.089 R)
• M35: 14,893,964 km (0.091 R)
• M36: 15,458,397 km (0.04 R)
• M37: 15,784,071 km (0.088 R)
• M38: 15,906,742 km (0.095 R)
• M39: 16,070,850 km (0.115 R)
• M40: 16,816,297 km (0.116 R)
• M41: 17,025,285 km (0.094 R)
• M42: 17,151,097 km (0.042 R)
• M43: 17,530,626 km (0.112 R)
• M44: 17,998,120 km (0.108 R)
• M45: 18,340,699 km (0.12 R)
• M46: 19,032,290 km (0.065 R)
• M47: 19,119,356 km (0.082 R)
• M48: 19,820,521 km (0.082 R)
• M49: 20,218,601 km (0.113 R)
• M50: 21,112,747 km (0.042 R)
• M51: 21,202,955 km (0.114 R)
• M52: 21,519,355 km (0.11 R)
• M53: 21,791,772 km (0.093 R)
• M54: 22,156,941 km (0.068 R)
• M55: 22,524,054 km (0.098 R)
• M56: 23,171,364 km (0.077 R)
• M57: 24,153,773 km (0.089 R)
• M58: 24,436,962 km (0.045 R)
• M59: 24,673,775 km (0.075 R)
• M60: 25,676,829 km (0.049 R)
• M61: 26,014,172 km (0.113 R)
• M62: 27,623,995 km (0.109 R)
• M63: 28,068,600 km (0.055 R)
• M64: 28,167,633 km (0.056 R)
• M65: 28,217,300 km (0.065 R)
• M66: 28,615,230 km (0.116 R)
• M67: 28,764,978 km (0.113 R)
• M68: 29,165,302 km (0.096 R)
• M69: 31,092,721 km (0.119 R)
• M70: 32,956,112 km (0.078 R)
• M71: 33,848,613 km (0.066 R)
• M72: 34,695,935 km (0.052 R)
• M73: 35,389,471 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 20.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84.3

Radius: 7.3

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 18.47 AU - 22.17 AU

Year: 32806 Days

Day: 17.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 52,640,323 km

• M1: 197,170 km (0.114 R)
• M2: 298,448 km (0.103 R)
• M3: 660,774 km (0.106 R)
• M4: 750,233 km (0.112 R)
• M5: 1,347,278 km (0.075 R)
• M6: 1,629,420 km (0.075 R)
• M7: 2,275,234 km (0.112 R)
• M8: 2,610,932 km (0.073 R)
• M9: 2,668,377 km (0.102 R)
• M10: 2,726,421 km (0.088 R)
• M11: 2,962,337 km (0.096 R)
• M12: 3,204,835 km (0.052 R)
• M13: 3,359,819 km (0.095 R)
• M14: 4,003,987 km (0.089 R)
• M15: 4,442,907 km (0.108 R)
• M16: 4,650,699 km (0.1 R)
• M17: 4,968,295 km (0.045 R)
• M18: 5,184,015 km (0.119 R)
• M19: 5,661,831 km (0.103 R)
• M20: 5,962,971 km (0.065 R)
• M21: 6,269,348 km (0.12 R)
• M22: 6,463,376 km (0.087 R)
• M23: 7,097,671 km (0.104 R)
• M24: 8,002,140 km (0.115 R)
• M25: 8,128,251 km (0.045 R)
• M26: 8,467,838 km (0.105 R)
• M27: 8,812,063 km (0.11 R)
• M28: 8,985,895 km (0.114 R)
• M29: 9,117,093 km (0.12 R)
• M30: 10,647,030 km (0.108 R)
• M31: 11,441,544 km (0.109 R)
• M32: 11,869,843 km (0.097 R)
• M33: 12,254,908 km (0.032 R)
• M34: 13,886,572 km (0.039 R)
• M35: 14,496,632 km (0.054 R)
• M36: 15,167,429 km (0.119 R)
• M37: 17,239,659 km (0.1 R)
• M38: 17,785,242 km (0.091 R)
• M39: 17,895,047 km (0.067 R)
• M40: 18,170,457 km (0.115 R)
• M41: 18,225,808 km (0.118 R)
• M42: 19,909,532 km (0.098 R)
• M43: 20,366,853 km (0.067 R)
• M44: 21,466,846 km (0.113 R)
• M45: 22,053,569 km (0.104 R)
• M46: 22,586,137 km (0.031 R)
• M47: 22,704,918 km (0.067 R)
• M48: 23,905,590 km (0.071 R)
• M49: 23,966,177 km (0.075 R)
• M50: 24,635,777 km (0.107 R)
• M51: 26,493,185 km (0.068 R)
• M52: 29,103,667 km (0.118 R)
• M53: 29,622,622 km (0.095 R)
• M54: 29,752,773 km (0.083 R)
• M55: 31,197,439 km (0.098 R)
• M56: 31,396,105 km (0.084 R)
• M57: 31,994,945 km (0.11 R)
• M58: 32,664,695 km (0.06 R)
• M59: 32,799,184 km (0.108 R)
• M60: 33,474,618 km (0.114 R)
• M61: 33,610,154 km (0.083 R)
• M62: 35,182,876 km (0.057 R)
• M63: 36,919,259 km (0.072 R)
• M64: 37,059,432 km (0.091 R)
• M65: 37,621,621 km (0.09 R)
• M66: 38,968,301 km (0.047 R)
• M67: 39,325,391 km (0.068 R)
• M68: 39,898,799 km (0.079 R)
• M69: 41,053,994 km (0.091 R)
• M70: 43,471,047 km (0.089 R)
• M71: 43,841,302 km (0.067 R)
• M72: 44,287,103 km (0.116 R)
• M73: 44,958,349 km (0.113 R)
• M74: 45,557,937 km (0.072 R)
• M75: 48,135,508 km (0.086 R)
• M76: 48,288,547 km (0.117 R)
• M77: 48,441,735 km (0.039 R)
• M78: 49,210,519 km (0.072 R)
• M79: 49,441,947 km (0.093 R)
• M80: 50,837,844 km (0.104 R)
• M81: 51,462,416 km (0.119 R)

Kuiper Belt

Range: 30.6 - 51.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 332 - 17,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit