🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 0.5 AU - 0.8 AU

Year: 183 Days

Day: 37.7 Hours

Environment

Temp: 233 °C

Axial Tilt: 64.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.63 AU - 0.81 AU

Year: 214 Days

Day: 37 Hours

Environment

Temp: 152 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.3 AU - 1.48 AU

Year: 573 Days

Day: 33.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 26.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.48 AU - 2.14 AU

Year: 852 Days

Day: 12.1 Hours

Environment

Temp: -38 °C

Axial Tilt: 14.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.26 AU - 3.6 AU

Year: 2222 Days

Day: 31.2 Hours

Environment

Temp: -101 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,350,879 km

• M1: 2,641,898 km (0.068 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 4.2 AU - 4.36 AU

Year: 3098 Days

Day: 12.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 2.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.15 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 584.5

Radius: 11.6

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 6.97 AU - 9.05 AU

Year: 7931 Days

Day: 6.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 63,350,879 km

• M1: 147,803 km (0.05 R)
• M2: 254,017 km (0.065 R)
• M3: 335,847 km (0.102 R)
• M4: 832,512 km (0.104 R)
• M5: 1,316,760 km (0.051 R)
• M6: 1,427,164 km (0.097 R)
• M7: 1,618,499 km (0.101 R)
• M8: 1,697,487 km (0.102 R)
• M9: 1,818,362 km (0.046 R)
• M10: 2,005,509 km (0.094 R)
• M11: 2,155,406 km (0.099 R)
• M12: 2,489,608 km (0.067 R)
• M13: 2,840,564 km (0.059 R)
• M14: 3,589,451 km (0.106 R)
• M15: 3,959,407 km (0.05 R)
• M16: 4,067,267 km (0.102 R)
• M17: 4,231,226 km (0.08 R)
• M18: 4,735,820 km (0.039 R)
• M19: 5,771,635 km (0.079 R)
• M20: 6,018,023 km (0.092 R)
• M21: 6,330,982 km (0.027 R)
• M22: 6,553,284 km (0.053 R)
• M23: 7,038,281 km (0.041 R)
• M24: 7,401,355 km (0.086 R)
• M25: 7,635,625 km (0.083 R)
• M26: 7,940,356 km (0.061 R)
• M27: 8,457,366 km (0.079 R)
• M28: 8,667,252 km (0.114 R)
• M29: 8,878,783 km (0.114 R)
• M30: 9,092,110 km (0.09 R)
• M31: 9,343,135 km (0.104 R)
• M32: 9,523,849 km (0.101 R)
• M33: 9,669,258 km (0.09 R)
• M34: 9,925,520 km (0.097 R)
• M35: 10,073,023 km (0.112 R)
• M36: 10,221,275 km (0.082 R)
• M37: 11,011,151 km (0.073 R)
• M38: 11,163,741 km (0.114 R)
• M39: 11,394,122 km (0.086 R)
• M40: 11,509,911 km (0.103 R)
• M41: 11,976,955 km (0.118 R)
• M42: 12,450,283 km (0.043 R)
• M43: 12,809,318 km (0.063 R)
• M44: 13,333,808 km (0.099 R)
• M45: 13,742,210 km (0.104 R)
• M46: 14,445,769 km (0.041 R)
• M47: 14,738,981 km (0.106 R)
• M48: 14,949,465 km (0.093 R)
• M49: 15,416,360 km (0.106 R)
• M50: 16,103,912 km (0.089 R)
• M51: 16,582,475 km (0.118 R)
• M52: 17,198,370 km (0.095 R)
• M53: 17,598,245 km (0.047 R)
• M54: 19,090,633 km (0.107 R)
• M55: 19,412,418 km (0.098 R)
• M56: 19,504,570 km (0.042 R)
• M57: 21,714,580 km (0.083 R)
• M58: 23,657,258 km (0.082 R)
• M59: 23,755,843 km (0.114 R)
• M60: 24,250,712 km (0.067 R)
• M61: 25,301,338 km (0.094 R)
• M62: 27,136,605 km (0.093 R)
• M63: 27,758,035 km (0.116 R)
• M64: 27,966,125 km (0.082 R)
• M65: 28,227,024 km (0.03 R)
• M66: 28,593,688 km (0.119 R)
• M67: 28,961,849 km (0.112 R)
• M68: 29,331,655 km (0.067 R)
• M69: 29,862,727 km (0.102 R)
• M70: 30,450,497 km (0.091 R)
• M71: 30,772,581 km (0.05 R)
• M72: 30,934,147 km (0.028 R)
• M73: 33,225,089 km (0.114 R)
• M74: 34,000,903 km (0.087 R)
• M75: 34,223,654 km (0.065 R)
• M76: 34,614,554 km (0.102 R)
• M77: 34,838,651 km (0.089 R)
• M78: 34,950,850 km (0.037 R)
• M79: 35,739,829 km (0.036 R)
• M80: 36,819,776 km (0.047 R)
• M81: 37,163,103 km (0.12 R)
• M82: 37,564,923 km (0.086 R)
• M83: 38,953,640 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 858.5

Radius: 12.6

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 11.05 AU - 11.87 AU

Year: 13572 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 63,350,879 km

• M1: 272,717 km (0.104 R)
• M2: 484,996 km (0.114 R)
• M3: 739,911 km (0.11 R)
• M4: 1,228,199 km (0.077 R)
• M5: 1,586,635 km (0.099 R)
• M6: 1,667,867 km (0.061 R)
• M7: 2,065,797 km (0.108 R)
• M8: 2,215,395 km (0.094 R)
• M9: 2,589,090 km (0.111 R)
• M10: 2,685,731 km (0.07 R)
• M11: 4,012,963 km (0.11 R)
• M12: 6,065,146 km (0.059 R)
• M13: 6,281,615 km (0.12 R)
• M14: 6,412,662 km (0.112 R)
• M15: 6,722,180 km (0.116 R)
• M16: 6,901,249 km (0.097 R)
• M17: 7,081,814 km (0.065 R)
• M18: 7,726,580 km (0.082 R)
• M19: 7,914,176 km (0.062 R)
• M20: 8,973,329 km (0.031 R)
• M21: 9,419,580 km (0.114 R)
• M22: 10,025,750 km (0.034 R)
• M23: 10,282,011 km (0.028 R)
• M24: 10,436,845 km (0.115 R)
• M25: 10,748,906 km (0.106 R)
• M26: 10,906,134 km (0.098 R)
• M27: 13,692,992 km (0.082 R)
• M28: 14,264,157 km (0.105 R)
• M29: 15,076,773 km (0.105 R)
• M30: 15,311,791 km (0.093 R)
• M31: 15,725,878 km (0.043 R)
• M32: 16,203,693 km (0.073 R)
• M33: 16,444,396 km (0.061 R)
• M34: 17,173,686 km (0.115 R)
• M35: 17,357,542 km (0.073 R)
• M36: 17,542,146 km (0.096 R)
• M37: 17,851,364 km (0.116 R)
• M38: 18,099,996 km (0.113 R)
• M39: 18,475,187 km (0.051 R)
• M40: 20,001,235 km (0.086 R)
• M41: 20,194,815 km (0.098 R)
• M42: 21,435,430 km (0.073 R)
• M43: 21,898,735 km (0.098 R)
• M44: 22,700,579 km (0.088 R)
• M45: 23,376,163 km (0.094 R)
• M46: 23,512,148 km (0.107 R)
• M47: 24,470,920 km (0.116 R)
• M48: 25,512,421 km (0.103 R)
• M49: 26,285,393 km (0.119 R)
• M50: 26,426,613 km (0.055 R)
• M51: 27,137,353 km (0.088 R)
• M52: 28,142,800 km (0.116 R)
• M53: 30,858,151 km (0.094 R)
• M54: 31,007,300 km (0.117 R)
• M55: 31,456,243 km (0.064 R)
• M56: 31,681,538 km (0.068 R)
• M57: 32,209,319 km (0.109 R)
• M58: 32,739,943 km (0.12 R)
• M59: 33,273,409 km (0.054 R)
• M60: 34,503,702 km (0.111 R)
• M61: 35,046,592 km (0.063 R)
• M62: 35,436,145 km (0.061 R)
• M63: 35,670,565 km (0.096 R)
• M64: 37,564,325 km (0.119 R)
• M65: 39,328,981 km (0.084 R)
• M66: 41,120,416 km (0.098 R)
• M67: 41,202,545 km (0.107 R)
• M68: 41,778,497 km (0.109 R)
• M69: 42,440,018 km (0.048 R)
• M70: 42,855,302 km (0.097 R)
• M71: 43,522,359 km (0.056 R)
• M72: 43,941,083 km (0.101 R)
• M73: 44,445,378 km (0.056 R)
• M74: 45,205,335 km (0.095 R)
• M75: 45,290,007 km (0.094 R)
• M76: 45,799,388 km (0.101 R)
• M77: 46,481,405 km (0.036 R)
• M78: 47,424,769 km (0.079 R)
• M79: 48,808,100 km (0.081 R)
• M80: 49,592,143 km (0.105 R)
• M81: 50,029,567 km (0.119 R)
• M82: 51,437,582 km (0.106 R)
• M83: 52,235,388 km (0.093 R)
• M84: 54,924,260 km (0.111 R)
• M85: 55,286,137 km (0.093 R)
• M86: 56,741,575 km (0.112 R)
• M87: 57,382,302 km (0.108 R)
• M88: 59,226,246 km (0.113 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 511 - 12,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit