🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.53 AU - 0.63 AU

Year: 157 Days

Day: 35.3 Hours

Environment

Temp: 240 °C

Axial Tilt: 17.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.51 AU - 1.81 AU

Year: 762 Days

Day: 28.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 47,379,068 km

• M1: 314,904 km (0.051 R)
• M2: 709,244 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.71 AU - 2.25 AU

Year: 993 Days

Day: 21.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.83

Radius: 1.52

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.59 AU - 2.45 AU

Year: 1023 Days

Day: 44.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.57 AU - 3.05 AU

Year: 1679 Days

Day: 14.3 Hours

Environment

Temp: -81 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 47,379,068 km

• M1: 1,999,525 km (0.078 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 3.75 AU - 5.47 AU

Year: 3528 Days

Day: 43.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 21.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 413.7

Radius: 10.1

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 8.36 AU - 9.42 AU

Year: 9448 Days

Day: 10.9 Hours

Environment

Temp: -174 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 47,379,068 km

• M1: 131,945 km (0.068 R)
• M2: 369,357 km (0.114 R)
• M3: 600,037 km (0.031 R)
• M4: 800,049 km (0.059 R)
• M5: 1,038,658 km (0.075 R)
• M6: 1,448,706 km (0.088 R)
• M7: 1,823,598 km (0.096 R)
• M8: 1,927,269 km (0.103 R)
• M9: 1,990,549 km (0.077 R)
• M10: 2,054,428 km (0.077 R)
• M11: 2,250,550 km (0.085 R)
• M12: 2,339,711 km (0.08 R)
• M13: 2,498,584 km (0.039 R)
• M14: 2,591,035 km (0.087 R)
• M15: 2,708,170 km (0.113 R)
• M16: 3,346,205 km (0.076 R)
• M17: 3,629,843 km (0.103 R)
• M18: 3,735,010 km (0.046 R)
• M19: 3,948,337 km (0.082 R)
• M20: 4,527,280 km (0.102 R)
• M21: 5,764,006 km (0.104 R)
• M22: 6,261,419 km (0.093 R)
• M23: 6,643,492 km (0.094 R)
• M24: 7,297,235 km (0.034 R)
• M25: 8,177,468 km (0.117 R)
• M26: 8,281,289 km (0.096 R)
• M27: 9,091,212 km (0.034 R)
• M28: 9,669,558 km (0.067 R)
• M29: 9,926,268 km (0.068 R)
• M30: 10,074,070 km (0.099 R)
• M31: 10,446,569 km (0.108 R)
• M32: 12,099,775 km (0.104 R)
• M33: 12,575,496 km (0.1 R)
• M34: 13,097,892 km (0.099 R)
• M35: 13,832,717 km (0.03 R)
• M36: 13,997,873 km (0.029 R)
• M37: 14,413,605 km (0.097 R)
• M38: 14,707,116 km (0.031 R)
• M39: 14,833,526 km (0.062 R)
• M40: 14,917,900 km (0.075 R)
• M41: 15,044,908 km (0.092 R)
• M42: 15,857,374 km (0.084 R)
• M43: 16,030,309 km (0.105 R)
• M44: 17,614,102 km (0.089 R)
• M45: 17,793,171 km (0.072 R)
• M46: 18,198,282 km (0.082 R)
• M47: 18,926,075 km (0.068 R)
• M48: 19,431,866 km (0.071 R)
• M49: 20,362,963 km (0.1 R)
• M50: 20,597,981 km (0.074 R)
• M51: 21,738,665 km (0.113 R)
• M52: 21,834,707 km (0.1 R)
• M53: 21,930,749 km (0.08 R)
• M54: 22,123,431 km (0.061 R)
• M55: 22,316,711 km (0.078 R)
• M56: 22,607,679 km (0.11 R)
• M57: 23,242,273 km (0.099 R)
• M58: 23,734,450 km (0.08 R)
• M59: 23,932,368 km (0.107 R)
• M60: 24,031,402 km (0.062 R)
• M61: 24,130,735 km (0.076 R)
• M62: 24,679,161 km (0.075 R)
• M63: 25,130,797 km (0.098 R)
• M64: 25,332,455 km (0.116 R)
• M65: 25,484,147 km (0.107 R)
• M66: 25,737,416 km (0.099 R)
• M67: 25,940,720 km (0.118 R)
• M68: 26,759,170 km (0.065 R)
• M69: 26,913,555 km (0.056 R)
• M70: 27,534,086 km (0.083 R)
• M71: 28,526,220 km (0.037 R)
• M72: 28,631,387 km (0.061 R)
• M73: 28,789,213 km (0.089 R)
• M74: 29,211,827 km (0.103 R)
• M75: 29,317,742 km (0.062 R)
• M76: 29,583,278 km (0.111 R)
• M77: 30,384,375 km (0.112 R)
• M78: 31,084,642 km (0.097 R)
• M79: 32,281,425 km (0.038 R)
• M80: 32,391,081 km (0.033 R)
• M81: 36,245,918 km (0.055 R)
• M82: 38,082,382 km (0.103 R)
• M83: 38,546,285 km (0.109 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 197.3

Radius: 8.6

Gravity: 2.67 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 11.1 AU - 13.92 AU

Year: 15772 Days

Day: 14.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 16.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 47,379,068 km

• M1: 113,994 km (0.118 R)
• M2: 210,335 km (0.101 R)
• M3: 363,373 km (0.101 R)
• M4: 488,437 km (0.05 R)
• M5: 832,363 km (0.116 R)
• M6: 1,167,163 km (0.11 R)
• M7: 1,521,261 km (0.079 R)
• M8: 1,753,736 km (0.117 R)
• M9: 2,158,847 km (0.083 R)
• M10: 2,229,158 km (0.12 R)
• M11: 3,292,948 km (0.098 R)
• M12: 3,539,037 km (0.109 R)
• M13: 3,706,437 km (0.108 R)
• M14: 4,283,137 km (0.118 R)
• M15: 4,372,147 km (0.098 R)
• M16: 4,673,138 km (0.087 R)
• M17: 4,856,994 km (0.085 R)
• M18: 5,422,923 km (0.079 R)
• M19: 6,857,716 km (0.073 R)
• M20: 6,996,992 km (0.117 R)
• M21: 7,102,009 km (0.066 R)
• M22: 7,172,320 km (0.108 R)
• M23: 7,634,877 km (0.056 R)
• M24: 7,960,851 km (0.031 R)
• M25: 8,439,713 km (0.029 R)
• M26: 8,551,613 km (0.03 R)
• M27: 8,814,456 km (0.091 R)
• M28: 9,735,979 km (0.064 R)
• M29: 10,168,616 km (0.076 R)
• M30: 11,627,794 km (0.076 R)
• M31: 11,793,997 km (0.027 R)
• M32: 12,002,836 km (0.119 R)
• M33: 13,454,982 km (0.084 R)
• M34: 13,760,910 km (0.098 R)
• M35: 13,848,724 km (0.098 R)
• M36: 14,334,917 km (0.109 R)
• M37: 15,142,745 km (0.105 R)
• M38: 15,506,567 km (0.102 R)
• M39: 17,131,649 km (0.104 R)
• M40: 17,320,741 km (0.117 R)
• M41: 17,558,152 km (0.06 R)
• M42: 17,796,761 km (0.107 R)
• M43: 17,892,354 km (0.115 R)
• M44: 18,956,444 km (0.11 R)
• M45: 19,152,118 km (0.111 R)
• M46: 19,842,213 km (0.082 R)
• M47: 20,741,446 km (0.07 R)
• M48: 21,297,650 km (0.12 R)
• M49: 21,450,091 km (0.057 R)
• M50: 21,756,168 km (0.098 R)
• M51: 22,012,429 km (0.085 R)
• M52: 22,631,315 km (0.113 R)
• M53: 22,891,017 km (0.041 R)
• M54: 23,151,617 km (0.115 R)
• M55: 24,044,866 km (0.106 R)
• M56: 25,217,713 km (0.114 R)
• M57: 25,325,274 km (0.099 R)
• M58: 25,378,980 km (0.1 R)
• M59: 25,702,859 km (0.085 R)
• M60: 25,973,631 km (0.118 R)
• M61: 26,027,935 km (0.043 R)
• M62: 27,011,541 km (0.112 R)
• M63: 27,231,749 km (0.117 R)
• M64: 27,286,951 km (0.097 R)
• M65: 27,397,354 km (0.089 R)
• M66: 27,452,556 km (0.118 R)
• M67: 27,618,609 km (0.095 R)
• M68: 29,693,382 km (0.049 R)
• M69: 29,920,621 km (0.11 R)
• M70: 30,034,465 km (0.113 R)
• M71: 31,008,198 km (0.113 R)
• M72: 31,470,006 km (0.068 R)
• M73: 31,585,795 km (0.058 R)
• M74: 31,875,865 km (0.068 R)
• M75: 32,108,640 km (0.069 R)
• M76: 33,163,006 km (0.055 R)
• M77: 33,576,045 km (0.083 R)
• M78: 35,065,143 km (0.103 R)
• M79: 35,245,408 km (0.117 R)
• M80: 36,393,422 km (0.114 R)
• M81: 37,247,177 km (0.049 R)
• M82: 38,788,185 km (0.103 R)
• M83: 39,098,899 km (0.117 R)
• M84: 39,285,598 km (0.109 R)
• M85: 40,980,242 km (0.083 R)
• M86: 41,106,802 km (0.107 R)
• M87: 41,995,713 km (0.049 R)
• M88: 42,378,683 km (0.114 R)
• M89: 42,762,701 km (0.054 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.2

Radius: 6.5

Gravity: 1.71 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 17.66 AU - 20.98 AU

Year: 30270 Days

Day: 17.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 47,379,068 km

• M1: 108,608 km (0.104 R)
• M2: 245,789 km (0.102 R)
• M3: 290,669 km (0.059 R)
• M4: 657,931 km (0.055 R)
• M5: 724,502 km (0.077 R)
• M6: 1,315,564 km (0.106 R)
• M7: 1,621,641 km (0.105 R)
• M8: 1,690,157 km (0.101 R)
• M9: 1,806,394 km (0.088 R)
• M10: 2,323,405 km (0.09 R)
• M11: 2,692,313 km (0.081 R)
• M12: 2,828,597 km (0.065 R)
• M13: 3,136,319 km (0.094 R)
• M14: 3,193,466 km (0.087 R)
• M15: 4,730,434 km (0.114 R)
• M16: 5,196,282 km (0.114 R)
• M17: 5,746,503 km (0.117 R)
• M18: 6,496,587 km (0.058 R)
• M19: 7,088,695 km (0.087 R)
• M20: 7,582,368 km (0.051 R)
• M21: 7,852,691 km (0.064 R)
• M22: 7,969,527 km (0.109 R)
• M23: 8,165,650 km (0.11 R)
• M24: 8,244,488 km (0.062 R)
• M25: 8,403,062 km (0.066 R)
• M26: 8,723,052 km (0.113 R)
• M27: 9,087,921 km (0.047 R)
• M28: 10,254,784 km (0.062 R)
• M29: 10,382,541 km (0.104 R)
• M30: 10,682,784 km (0.105 R)
• M31: 10,898,953 km (0.12 R)
• M32: 11,291,797 km (0.11 R)
• M33: 12,909,099 km (0.118 R)
• M34: 13,324,533 km (0.107 R)
• M35: 14,453,997 km (0.084 R)
• M36: 15,272,447 km (0.119 R)
• M37: 15,662,747 km (0.093 R)
• M38: 16,007,122 km (0.101 R)
• M39: 16,353,890 km (0.084 R)
• M40: 16,403,556 km (0.053 R)
• M41: 16,602,970 km (0.114 R)
• M42: 16,652,936 km (0.092 R)
• M43: 18,641,391 km (0.05 R)
• M44: 19,584,156 km (0.112 R)
• M45: 20,221,294 km (0.06 R)
• M46: 20,649,742 km (0.109 R)
• M47: 20,811,308 km (0.095 R)
• M48: 21,189,641 km (0.072 R)
• M49: 21,243,945 km (0.093 R)
• M50: 21,679,574 km (0.097 R)
• M51: 22,228,149 km (0.036 R)
• M52: 22,338,403 km (0.12 R)
• M53: 23,901,252 km (0.114 R)
• M54: 24,184,141 km (0.082 R)
• M55: 24,867,355 km (0.105 R)
• M56: 25,096,539 km (0.119 R)
• M57: 25,788,130 km (0.073 R)
• M58: 26,078,200 km (0.08 R)
• M59: 26,661,482 km (0.08 R)
• M60: 27,426,226 km (0.092 R)
• M61: 28,856,980 km (0.031 R)
• M62: 30,128,562 km (0.106 R)
• M63: 30,434,041 km (0.108 R)
• M64: 31,294,827 km (0.098 R)
• M65: 31,790,296 km (0.059 R)
• M66: 31,914,462 km (0.109 R)
• M67: 31,976,694 km (0.055 R)
• M68: 32,663,498 km (0.068 R)
• M69: 33,418,369 km (0.091 R)
• M70: 35,394,707 km (0.097 R)
• M71: 36,754,850 km (0.107 R)
• M72: 37,081,273 km (0.058 R)
• M73: 37,539,790 km (0.074 R)
• M74: 38,661,176 km (0.115 R)
• M75: 38,993,134 km (0.088 R)
• M76: 39,927,522 km (0.085 R)
• M77: 40,532,047 km (0.033 R)
• M78: 41,478,553 km (0.107 R)
• M79: 42,432,239 km (0.032 R)
• M80: 42,637,637 km (0.037 R)
• M81: 43,462,221 km (0.101 R)
• M82: 43,600,150 km (0.081 R)
• M83: 44,848,095 km (0.111 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 15,359 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit