🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.41 AU - 0.67 AU

Year: 139 Days

Day: 47.6 Hours

Environment

Temp: 281 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,852,020 km

• M1: 112,198 km (0.1 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.75 AU - 0.81 AU

Year: 242 Days

Day: 37.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 21.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.95 AU - 1.01 AU

Year: 341 Days

Day: 38.6 Hours

Environment

Temp: 113 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 65,852,020 km

• M1: 132,993 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 1.15 AU - 1.23 AU

Year: 456 Days

Day: 14.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 49.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.56

Radius: 0.79

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 1.2 AU - 1.31 AU

Year: 491 Days

Day: 15.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 1.2 AU - 1.36 AU

Year: 509 Days

Day: 38.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 39.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 65,852,020 km

• M1: 1,013,825 km (0.07 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 3.83 AU - 4.93 AU

Year: 3222 Days

Day: 17.8 Hours

Environment

Temp: -123 °C

Axial Tilt: 41.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.6

Radius: 14.6

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.39 AU - 6.49 AU

Year: 5088 Days

Day: 14.9 Hours

Environment

Temp: -151 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 65,852,020 km

• M1: 202,107 km (0.065 R)
• M2: 306,376 km (0.081 R)
• M3: 422,614 km (0.088 R)
• M4: 521,648 km (0.075 R)
• M5: 690,095 km (0.117 R)
• M6: 782,397 km (0.071 R)
• M7: 973,134 km (0.04 R)
• M8: 1,171,202 km (0.029 R)
• M9: 1,324,240 km (0.061 R)
• M10: 1,474,287 km (0.091 R)
• M11: 1,662,332 km (0.113 R)
• M12: 1,948,512 km (0.111 R)
• M13: 2,298,870 km (0.026 R)
• M14: 2,481,829 km (0.12 R)
• M15: 3,073,638 km (0.111 R)
• M16: 3,221,740 km (0.104 R)
• M17: 4,279,397 km (0.116 R)
• M18: 4,399,973 km (0.118 R)
• M19: 4,721,758 km (0.083 R)
• M20: 5,211,092 km (0.08 R)
• M21: 5,470,196 km (0.115 R)
• M22: 5,700,277 km (0.095 R)
• M23: 6,170,314 km (0.101 R)
• M24: 6,687,922 km (0.105 R)
• M25: 6,951,963 km (0.117 R)
• M26: 7,363,656 km (0.088 R)
• M27: 7,838,779 km (0.049 R)
• M28: 8,154,730 km (0.109 R)
• M29: 8,589,162 km (0.095 R)
• M30: 8,684,605 km (0.054 R)
• M31: 8,973,030 km (0.105 R)
• M32: 9,089,267 km (0.078 R)
• M33: 9,186,506 km (0.112 R)
• M34: 9,559,454 km (0.107 R)
• M35: 10,462,426 km (0.033 R)
• M36: 10,646,282 km (0.115 R)
• M37: 10,893,119 km (0.07 R)
• M38: 10,996,491 km (0.109 R)
• M39: 11,141,900 km (0.095 R)
• M40: 11,392,626 km (0.073 R)
• M41: 11,687,334 km (0.115 R)
• M42: 11,899,613 km (0.112 R)
• M43: 12,112,940 km (0.084 R)
• M44: 12,478,706 km (0.074 R)
• M45: 12,587,015 km (0.118 R)
• M46: 13,111,206 km (0.115 R)
• M47: 13,265,442 km (0.032 R)
• M48: 13,865,927 km (0.066 R)
• M49: 14,271,338 km (0.098 R)
• M50: 14,475,539 km (0.118 R)
• M51: 14,657,749 km (0.101 R)
• M52: 14,955,598 km (0.092 R)
• M53: 15,186,129 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 372.8

Radius: 10.9

Gravity: 3.14 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 8.98 AU - 13.1 AU

Year: 12892 Days

Day: 11.3 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 65,852,020 km

• M1: 151,842 km (0.066 R)
• M2: 286,330 km (0.034 R)
• M3: 425,307 km (0.119 R)
• M4: 683,662 km (0.117 R)
• M5: 991,535 km (0.041 R)
• M6: 1,362,837 km (0.117 R)
• M7: 1,446,462 km (0.072 R)
• M8: 2,033,035 km (0.079 R)
• M9: 2,687,675 km (0.07 R)
• M10: 3,177,309 km (0.065 R)
• M11: 3,963,596 km (0.077 R)
• M12: 4,520,249 km (0.119 R)
• M13: 5,570,127 km (0.117 R)
• M14: 5,638,194 km (0.112 R)
• M15: 6,017,574 km (0.068 R)
• M16: 6,192,753 km (0.04 R)
• M17: 6,656,357 km (0.05 R)
• M18: 6,801,168 km (0.066 R)
• M19: 6,947,176 km (0.096 R)
• M20: 7,503,829 km (0.053 R)
• M21: 10,036,372 km (0.104 R)
• M22: 10,707,468 km (0.115 R)
• M23: 10,962,831 km (0.063 R)
• M24: 11,048,401 km (0.044 R)
• M25: 11,263,373 km (0.095 R)
• M26: 11,393,075 km (0.098 R)
• M27: 11,653,824 km (0.096 R)
• M28: 12,448,039 km (0.107 R)
• M29: 12,626,958 km (0.036 R)
• M30: 13,259,607 km (0.092 R)
• M31: 13,350,862 km (0.093 R)
• M32: 13,488,193 km (0.069 R)
• M33: 13,764,201 km (0.093 R)
• M34: 14,839,211 km (0.097 R)
• M35: 15,219,339 km (0.06 R)
• M36: 16,575,444 km (0.094 R)
• M37: 17,367,714 km (0.107 R)
• M38: 18,070,974 km (0.03 R)
• M39: 18,324,393 km (0.09 R)
• M40: 19,143,441 km (0.106 R)
• M41: 19,298,275 km (0.08 R)
• M42: 19,661,349 km (0.1 R)
• M43: 21,242,598 km (0.111 R)
• M44: 21,510,079 km (0.102 R)
• M45: 21,724,902 km (0.114 R)
• M46: 21,940,473 km (0.105 R)
• M47: 22,048,482 km (0.067 R)
• M48: 22,919,142 km (0.08 R)
• M49: 23,524,265 km (0.109 R)
• M50: 23,690,169 km (0.045 R)
• M51: 25,541,144 km (0.083 R)
• M52: 26,512,632 km (0.086 R)
• M53: 27,380,001 km (0.075 R)
• M54: 27,671,118 km (0.116 R)
• M55: 27,787,954 km (0.098 R)
• M56: 28,668,786 km (0.079 R)
• M57: 28,905,301 km (0.09 R)
• M58: 29,558,894 km (0.095 R)
• M59: 30,277,562 km (0.074 R)
• M60: 30,699,428 km (0.102 R)
• M61: 30,820,303 km (0.066 R)
• M62: 31,062,502 km (0.091 R)
• M63: 33,271,015 km (0.068 R)
• M64: 33,457,414 km (0.116 R)
• M65: 35,529,793 km (0.043 R)
• M66: 36,806,013 km (0.045 R)
• M67: 36,934,368 km (0.112 R)
• M68: 37,708,238 km (0.063 R)
• M69: 38,422,268 km (0.102 R)
• M70: 38,617,793 km (0.104 R)
• M71: 38,748,242 km (0.114 R)
• M72: 39,797,671 km (0.053 R)
• M73: 40,259,779 km (0.114 R)
• M74: 41,656,724 km (0.117 R)
• M75: 42,193,032 km (0.108 R)
• M76: 42,462,009 km (0.105 R)
• M77: 43,543,901 km (0.102 R)
• M78: 44,497,887 km (0.108 R)
• M79: 46,080,034 km (0.119 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625.2

Radius: 3

Gravity: 69.47 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 11.75 AU - 14.65 AU

Year: 16855 Days

Day: 20.4 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 65,852,020 km

• M1: 252,072 km (0.042 R)
• M2: 468,241 km (0.113 R)
• M3: 603,777 km (0.087 R)
• M4: 707,897 km (0.091 R)
• M5: 773,122 km (0.055 R)
• M6: 817,702 km (0.068 R)
• M7: 1,053,319 km (0.11 R)
• M8: 1,127,968 km (0.115 R)
• M9: 1,389,166 km (0.083 R)
• M10: 1,554,471 km (0.071 R)
• M11: 1,582,745 km (0.102 R)
• M12: 1,903,932 km (0.091 R)
• M13: 2,087,339 km (0.097 R)
• M14: 2,118,605 km (0.091 R)
• M15: 2,471,207 km (0.111 R)
• M16: 3,374,629 km (0.069 R)
• M17: 3,484,882 km (0.107 R)
• M18: 3,746,679 km (0.065 R)
• M19: 4,569,317 km (0.038 R)
• M20: 5,105,327 km (0.087 R)
• M21: 5,147,364 km (0.107 R)
• M22: 5,617,699 km (0.119 R)
• M23: 6,690,166 km (0.07 R)
• M24: 7,014,794 km (0.042 R)
• M25: 7,249,662 km (0.105 R)
• M26: 9,168,405 km (0.1 R)
• M27: 9,425,115 km (0.079 R)
• M28: 9,632,308 km (0.091 R)
• M29: 9,736,428 km (0.107 R)
• M30: 9,998,224 km (0.062 R)
• M31: 10,368,778 km (0.098 R)
• M32: 10,582,553 km (0.045 R)
• M33: 10,905,834 km (0.117 R)
• M34: 11,232,407 km (0.109 R)
• M35: 11,728,323 km (0.092 R)
• M36: 12,118,924 km (0.113 R)
• M37: 12,400,616 km (0.12 R)
• M38: 12,457,164 km (0.104 R)
• M39: 12,855,693 km (0.056 R)
• M40: 13,840,645 km (0.083 R)
• M41: 16,937,621 km (0.091 R)
• M42: 17,252,374 km (0.101 R)
• M43: 19,442,936 km (0.039 R)
• M44: 20,103,710 km (0.075 R)
• M45: 20,771,814 km (0.106 R)
• M46: 21,041,090 km (0.106 R)
• M47: 22,680,832 km (0.097 R)
• M48: 23,166,876 km (0.119 R)
• M49: 24,007,915 km (0.12 R)
• M50: 24,716,261 km (0.073 R)
• M51: 26,008,787 km (0.106 R)
• M52: 26,081,192 km (0.113 R)
• M53: 26,955,741 km (0.08 R)
• M54: 28,658,763 km (0.081 R)
• M55: 30,625,227 km (0.111 R)
• M56: 32,012,000 km (0.099 R)
• M57: 33,104,662 km (0.088 R)
• M58: 33,340,279 km (0.111 R)
• M59: 34,926,016 km (0.115 R)
• M60: 35,005,902 km (0.095 R)
• M61: 35,969,761 km (0.091 R)
• M62: 38,252,624 km (0.06 R)
• M63: 39,328,233 km (0.11 R)
• M64: 39,577,912 km (0.077 R)
• M65: 40,413,865 km (0.089 R)
• M66: 41,848,209 km (0.088 R)
• M67: 42,273,217 km (0.072 R)
• M68: 43,127,720 km (0.026 R)
• M69: 43,901,440 km (0.109 R)
• M70: 45,027,314 km (0.105 R)
• M71: 45,812,254 km (0.079 R)
• M72: 46,425,904 km (0.071 R)
• M73: 46,777,758 km (0.093 R)
• M74: 48,105,140 km (0.114 R)
• M75: 48,907,433 km (0.082 R)
• M76: 48,996,893 km (0.034 R)
• M77: 49,444,789 km (0.104 R)
• M78: 49,534,548 km (0.114 R)
• M79: 49,804,123 km (0.104 R)
• M80: 51,250,136 km (0.111 R)
• M81: 51,704,764 km (0.072 R)
• M82: 52,709,763 km (0.1 R)
• M83: 52,801,466 km (0.114 R)
• M84: 53,168,729 km (0.066 R)
• M85: 54,646,307 km (0.055 R)
• M86: 57,170,023 km (0.095 R)
• M87: 57,736,101 km (0.063 R)
• M88: 58,019,739 km (0.069 R)
• M89: 58,303,825 km (0.093 R)
• M90: 59,159,076 km (0.109 R)
• M91: 62,427,191 km (0.107 R)
• M92: 63,496,966 km (0.115 R)

Kuiper Belt

Range: 31.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 416 - 13,003 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit