🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.51 AU - 0.61 AU

Year: 153 Days

Day: 35.8 Hours

Environment

Temp: 170 °C

Axial Tilt: 28.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,726,063 km

• M1: 88,562 km (0.069 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.54 AU - 0.66 AU

Year: 170 Days

Day: 37.2 Hours

Environment

Temp: 194 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.71 AU - 0.85 AU

Year: 252 Days

Day: 39.6 Hours

Environment

Temp: 151 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 73,726,063 km

• M1: 368,759 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.88 AU - 1.28 AU

Year: 410 Days

Day: 12.5 Hours

Environment

Temp: 14 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.31 AU - 1.65 AU

Year: 658 Days

Day: 36.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 1.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,726,063 km

• M1: 546,032 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.24 AU - 1.88 AU

Year: 712 Days

Day: 39.3 Hours

Environment

Temp: -40 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.9 AU - 3.76 AU

Year: 2220 Days

Day: 23.7 Hours

Environment

Temp: -105 °C

Axial Tilt: 16.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 73,726,063 km

• M1: 884,572 km (0.085 R)

Asteroid Belt

Center: 4.42 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.3

Radius: 14.6

Gravity: 4.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 5.34 AU - 5.66 AU

Year: 4711 Days

Day: 14.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 73,726,063 km

• M1: 208,839 km (0.079 R)
• M2: 456,722 km (0.114 R)
• M3: 663,167 km (0.089 R)
• M4: 877,990 km (0.103 R)
• M5: 1,102,985 km (0.049 R)
• M6: 1,316,162 km (0.066 R)
• M7: 1,560,605 km (0.115 R)
• M8: 1,892,263 km (0.06 R)
• M9: 2,076,119 km (0.068 R)
• M10: 2,422,438 km (0.096 R)
• M11: 2,541,967 km (0.055 R)
• M12: 2,746,019 km (0.102 R)
• M13: 3,192,419 km (0.082 R)
• M14: 3,346,355 km (0.088 R)
• M15: 3,639,118 km (0.085 R)
• M16: 3,823,572 km (0.114 R)
• M17: 4,493,471 km (0.109 R)
• M18: 5,045,637 km (0.098 R)
• M19: 5,434,591 km (0.071 R)
• M20: 6,104,790 km (0.105 R)
• M21: 6,575,574 km (0.102 R)
• M22: 6,716,196 km (0.105 R)
• M23: 7,260,284 km (0.108 R)
• M24: 9,544,045 km (0.108 R)
• M25: 9,864,184 km (0.095 R)
• M26: 10,058,063 km (0.077 R)
• M27: 10,416,799 km (0.098 R)
• M28: 10,581,357 km (0.096 R)
• M29: 10,912,865 km (0.113 R)
• M30: 11,247,815 km (0.108 R)
• M31: 11,688,381 km (0.106 R)
• M32: 11,790,855 km (0.099 R)
• M33: 11,893,629 km (0.095 R)
• M34: 12,031,110 km (0.09 R)
• M35: 12,691,584 km (0.095 R)
• M36: 13,150,401 km (0.118 R)
• M37: 13,939,081 km (0.115 R)
• M38: 14,375,907 km (0.117 R)
• M39: 14,669,567 km (0.101 R)
• M40: 15,113,723 km (0.075 R)
• M41: 15,374,921 km (0.12 R)
• M42: 15,713,012 km (0.092 R)
• M43: 15,977,651 km (0.11 R)
• M44: 16,358,228 km (0.107 R)
• M45: 16,741,947 km (0.069 R)
• M46: 17,012,270 km (0.12 R)
• M47: 17,245,044 km (0.09 R)
• M48: 17,596,300 km (0.111 R)
• M49: 18,664,429 km (0.109 R)
• M50: 19,025,109 km (0.108 R)
• M51: 19,145,835 km (0.095 R)
• M52: 19,875,723 km (0.117 R)
• M53: 20,697,464 km (0.041 R)
• M54: 21,237,512 km (0.095 R)
• M55: 21,656,087 km (0.052 R)
• M56: 22,162,027 km (0.105 R)
• M57: 22,757,127 km (0.11 R)
• M58: 22,885,482 km (0.114 R)
• M59: 23,357,613 km (0.092 R)
• M60: 25,190,337 km (0.054 R)
• M61: 25,722,307 km (0.1 R)
• M62: 26,213,436 km (0.106 R)
• M63: 26,662,529 km (0.077 R)
• M64: 26,797,616 km (0.114 R)
• M65: 27,295,478 km (0.089 R)
• M66: 27,477,239 km (0.108 R)
• M67: 27,613,822 km (0.102 R)
• M68: 28,392,180 km (0.065 R)
• M69: 28,714,713 km (0.047 R)
• M70: 29,316,994 km (0.105 R)
• M71: 29,689,792 km (0.119 R)
• M72: 30,110,910 km (0.107 R)
• M73: 30,959,279 km (0.09 R)
• M74: 31,719,985 km (0.117 R)
• M75: 32,054,785 km (0.098 R)
• M76: 32,150,677 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 535.2

Radius: 4.4

Gravity: 27.64 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.91 AU - 15.43 AU

Year: 21581 Days

Day: 25 Hours

Environment

Temp: -197 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 73,726,063 km

• M1: 97,837 km (0.118 R)
• M2: 189,989 km (0.083 R)
• M3: 781,499 km (0.076 R)
• M4: 1,219,671 km (0.086 R)
• M5: 1,507,797 km (0.108 R)
• M6: 1,598,304 km (0.102 R)
• M7: 1,977,983 km (0.103 R)
• M8: 2,669,424 km (0.044 R)
• M9: 2,853,131 km (0.111 R)
• M10: 3,079,023 km (0.061 R)
• M11: 4,420,467 km (0.027 R)
• M12: 4,681,516 km (0.101 R)
• M13: 6,792,940 km (0.116 R)
• M14: 7,195,059 km (0.094 R)
• M15: 7,604,957 km (0.092 R)
• M16: 8,716,619 km (0.11 R)
• M17: 8,879,531 km (0.081 R)
• M18: 9,098,393 km (0.078 R)
• M19: 9,374,401 km (0.111 R)
• M20: 9,821,699 km (0.095 R)
• M21: 9,878,097 km (0.043 R)
• M22: 11,028,505 km (0.097 R)
• M23: 12,708,938 km (0.109 R)
• M24: 13,079,342 km (0.099 R)
• M25: 13,578,700 km (0.079 R)
• M26: 14,595,815 km (0.086 R)
• M27: 15,571,493 km (0.094 R)
• M28: 15,637,316 km (0.101 R)
• M29: 17,791,076 km (0.106 R)
• M30: 18,343,841 km (0.098 R)
• M31: 18,413,404 km (0.118 R)
• M32: 18,552,679 km (0.112 R)
• M33: 18,832,278 km (0.11 R)
• M34: 19,750,360 km (0.115 R)
• M35: 20,322,572 km (0.098 R)
• M36: 21,410,148 km (0.106 R)
• M37: 24,707,734 km (0.044 R)
• M38: 25,015,158 km (0.065 R)
• M39: 25,556,403 km (0.108 R)
• M40: 27,600,209 km (0.057 R)
• M41: 27,919,151 km (0.095 R)
• M42: 28,560,926 km (0.118 R)
• M43: 30,022,647 km (0.108 R)
• M44: 30,186,606 km (0.109 R)
• M45: 30,680,130 km (0.111 R)
• M46: 30,927,864 km (0.07 R)
• M47: 32,680,702 km (0.092 R)
• M48: 33,356,884 km (0.102 R)
• M49: 34,465,405 km (0.034 R)
• M50: 34,636,993 km (0.11 R)
• M51: 36,281,523 km (0.08 R)
• M52: 37,245,232 km (0.113 R)
• M53: 37,862,922 km (0.087 R)
• M54: 38,395,042 km (0.09 R)
• M55: 42,096,542 km (0.117 R)
• M56: 43,664,327 km (0.118 R)
• M57: 43,943,028 km (0.088 R)
• M58: 44,036,078 km (0.097 R)
• M59: 44,222,178 km (0.08 R)
• M60: 46,287,975 km (0.07 R)
• M61: 46,761,901 km (0.068 R)
• M62: 49,445,088 km (0.043 R)
• M63: 50,026,426 km (0.116 R)
• M64: 50,123,664 km (0.106 R)
• M65: 51,196,131 km (0.094 R)
• M66: 51,686,214 km (0.091 R)
• M67: 51,784,350 km (0.112 R)
• M68: 52,276,228 km (0.066 R)
• M69: 53,462,988 km (0.061 R)
• M70: 54,658,724 km (0.093 R)
• M71: 55,661,777 km (0.104 R)
• M72: 55,762,457 km (0.06 R)
• M73: 56,064,794 km (0.078 R)
• M74: 57,584,409 km (0.115 R)
• M75: 58,196,115 km (0.066 R)
• M76: 58,502,791 km (0.091 R)
• M77: 60,147,170 km (0.054 R)
• M78: 60,457,137 km (0.09 R)
• M79: 61,390,478 km (0.041 R)
• M80: 64,641,240 km (0.116 R)
• M81: 65,489,161 km (0.086 R)
• M82: 67,517,857 km (0.084 R)
• M83: 67,947,502 km (0.053 R)
• M84: 68,055,063 km (0.107 R)
• M85: 68,162,624 km (0.078 R)
• M86: 69,241,973 km (0.12 R)
• M87: 70,000,883 km (0.053 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 198 - 19,032 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit