🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.57 AU - 0.91 AU

Year: 223 Days

Day: 27.3 Hours

Environment

Temp: 194 °C

Axial Tilt: 12.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.61 AU - 1.01 AU

Year: 255 Days

Day: 20.2 Hours

Environment

Temp: 143 °C

Axial Tilt: 0.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.83

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.67 AU - 1.07 AU

Year: 284 Days

Day: 40 Hours

Environment

Temp: 99 °C

Axial Tilt: 3.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 44,156,971 km

• M1: 378,034 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.34 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.06 AU - 1.62 AU

Year: 543 Days

Day: 21.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.27 AU - 1.43 AU

Year: 549 Days

Day: 26.7 Hours

Environment

Temp: -3 °C

Axial Tilt: 35.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 1.79 AU - 2.49 AU

Year: 1095 Days

Day: 41.7 Hours

Environment

Temp: -58 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.3

Radius: 9

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.28 AU - 6.56 AU

Year: 5691 Days

Day: 10.8 Hours

Environment

Temp: -137 °C

Axial Tilt: 46.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 44,156,971 km

• M1: 200,461 km (0.052 R)
• M2: 281,992 km (0.095 R)
• M3: 484,398 km (0.114 R)
• M4: 869,164 km (0.079 R)
• M5: 944,411 km (0.077 R)
• M6: 1,066,034 km (0.026 R)
• M7: 1,129,015 km (0.107 R)
• M8: 1,374,056 km (0.084 R)
• M9: 1,482,814 km (0.052 R)
• M10: 2,058,766 km (0.026 R)
• M11: 2,418,549 km (0.114 R)
• M12: 2,526,708 km (0.111 R)
• M13: 2,710,713 km (0.096 R)
• M14: 2,785,512 km (0.093 R)
• M15: 2,924,638 km (0.096 R)
• M16: 3,249,266 km (0.07 R)
• M17: 3,355,480 km (0.111 R)
• M18: 3,449,577 km (0.078 R)
• M19: 3,517,196 km (0.12 R)
• M20: 3,612,789 km (0.09 R)
• M21: 4,218,660 km (0.108 R)
• M22: 4,334,897 km (0.03 R)
• M23: 4,511,273 km (0.114 R)
• M24: 4,570,514 km (0.065 R)
• M25: 5,131,506 km (0.075 R)
• M26: 5,507,146 km (0.096 R)
• M27: 5,810,830 km (0.071 R)
• M28: 5,956,688 km (0.104 R)
• M29: 6,754,493 km (0.092 R)
• M30: 6,907,831 km (0.066 R)
• M31: 6,976,347 km (0.114 R)
• M32: 7,305,014 km (0.12 R)
• M33: 7,709,676 km (0.11 R)
• M34: 7,995,408 km (0.104 R)
• M35: 8,448,989 km (0.12 R)
• M36: 8,966,747 km (0.099 R)
• M37: 9,361,984 km (0.088 R)
• M38: 10,423,830 km (0.116 R)
• M39: 10,601,253 km (0.076 R)
• M40: 11,039,126 km (0.096 R)
• M41: 11,139,506 km (0.037 R)
• M42: 11,320,819 km (0.116 R)
• M43: 12,097,531 km (0.115 R)
• M44: 12,221,697 km (0.062 R)
• M45: 12,659,720 km (0.107 R)
• M46: 12,933,484 km (0.093 R)
• M47: 13,145,464 km (0.118 R)
• M48: 13,294,464 km (0.103 R)
• M49: 13,422,669 km (0.04 R)
• M50: 13,529,781 km (0.118 R)
• M51: 13,896,146 km (0.066 R)
• M52: 14,069,829 km (0.098 R)
• M53: 14,660,891 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 681.9

Radius: 14.7

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 6.64 AU - 7.06 AU

Year: 6272 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 44,156,971 km

• M1: 346,319 km (0.091 R)
• M2: 451,486 km (0.045 R)
• M3: 572,810 km (0.109 R)
• M4: 670,049 km (0.102 R)
• M5: 801,396 km (0.101 R)
• M6: 942,766 km (0.118 R)
• M7: 1,062,594 km (0.074 R)
• M8: 1,172,249 km (0.09 R)
• M9: 1,302,549 km (0.043 R)
• M10: 1,490,444 km (0.114 R)
• M11: 1,651,112 km (0.061 R)
• M12: 1,971,251 km (0.094 R)
• M13: 2,109,031 km (0.089 R)
• M14: 2,250,102 km (0.106 R)
• M15: 2,394,613 km (0.077 R)
• M16: 2,693,061 km (0.111 R)
• M17: 3,186,883 km (0.066 R)
• M18: 3,540,084 km (0.088 R)
• M19: 3,733,664 km (0.113 R)
• M20: 4,335,945 km (0.086 R)
• M21: 4,517,407 km (0.085 R)
• M22: 4,968,744 km (0.099 R)
• M23: 5,857,953 km (0.089 R)
• M24: 6,557,174 km (0.104 R)
• M25: 7,007,613 km (0.074 R)
• M26: 7,592,840 km (0.073 R)
• M27: 7,812,599 km (0.081 R)
• M28: 7,939,009 km (0.044 R)
• M29: 8,258,102 km (0.115 R)
• M30: 8,581,532 km (0.07 R)
• M31: 8,777,655 km (0.071 R)
• M32: 8,909,152 km (0.093 R)
• M33: 9,008,335 km (0.114 R)
• M34: 9,610,616 km (0.073 R)
• M35: 10,191,654 km (0.088 R)
• M36: 10,713,751 km (0.079 R)
• M37: 12,185,345 km (0.055 R)
• M38: 12,665,105 km (0.116 R)
• M39: 13,151,149 km (0.098 R)
• M40: 13,264,245 km (0.119 R)
• M41: 14,567,990 km (0.097 R)
• M42: 15,156,059 km (0.069 R)
• M43: 15,872,184 km (0.062 R)
• M44: 16,315,293 km (0.073 R)
• M45: 16,517,998 km (0.073 R)
• M46: 16,680,761 km (0.109 R)
• M47: 17,008,081 km (0.113 R)
• M48: 17,461,512 km (0.101 R)
• M49: 17,668,855 km (0.078 R)
• M50: 18,086,233 km (0.06 R)
• M51: 18,845,592 km (0.113 R)
• M52: 19,229,310 km (0.088 R)
• M53: 20,264,827 km (0.093 R)
• M54: 21,896,790 km (0.083 R)
• M55: 22,075,859 km (0.093 R)
• M56: 22,435,193 km (0.073 R)
• M57: 22,705,965 km (0.112 R)
• M58: 22,932,456 km (0.116 R)
• M59: 24,492,612 km (0.114 R)
• M60: 24,585,512 km (0.089 R)
• M61: 25,191,833 km (0.108 R)
• M62: 25,661,720 km (0.104 R)
• M63: 26,039,604 km (0.065 R)
• M64: 26,801,057 km (0.087 R)
• M65: 27,666,331 km (0.116 R)
• M66: 28,199,647 km (0.063 R)
• M67: 29,128,949 km (0.106 R)
• M68: 29,523,140 km (0.097 R)
• M69: 30,018,458 km (0.095 R)
• M70: 30,317,056 km (0.079 R)
• M71: 30,416,688 km (0.115 R)
• M72: 32,383,152 km (0.117 R)
• M73: 32,791,704 km (0.109 R)
• M74: 33,099,127 km (0.111 R)
• M75: 33,253,213 km (0.098 R)
• M76: 33,562,133 km (0.073 R)
• M77: 33,975,472 km (0.111 R)
• M78: 34,286,635 km (0.043 R)
• M79: 34,598,696 km (0.11 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179.1

Radius: 9.7

Gravity: 1.9 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 7.85 AU - 12.11 AU

Year: 11030 Days

Day: 11.5 Hours

Environment

Temp: -161 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 44,156,971 km

• M1: 135,835 km (0.101 R)
• M2: 219,909 km (0.115 R)
• M3: 343,327 km (0.097 R)
• M4: 623,973 km (0.092 R)
• M5: 711,487 km (0.066 R)
• M6: 817,104 km (0.118 R)
• M7: 1,167,013 km (0.061 R)
• M8: 1,509,742 km (0.109 R)
• M9: 1,791,883 km (0.101 R)
• M10: 2,187,420 km (0.113 R)
• M11: 2,949,472 km (0.029 R)
• M12: 3,168,632 km (0.119 R)
• M13: 3,623,111 km (0.119 R)
• M14: 3,787,070 km (0.118 R)
• M15: 3,881,915 km (0.077 R)
• M16: 4,244,540 km (0.08 R)
• M17: 4,392,792 km (0.115 R)
• M18: 4,517,556 km (0.086 R)
• M19: 4,618,236 km (0.069 R)
• M20: 5,028,433 km (0.114 R)
• M21: 5,106,673 km (0.109 R)
• M22: 5,238,020 km (0.068 R)
• M23: 5,665,870 km (0.102 R)
• M24: 5,994,087 km (0.068 R)
• M25: 6,077,264 km (0.116 R)
• M26: 6,188,565 km (0.105 R)
• M27: 6,441,535 km (0.057 R)
• M28: 6,957,797 km (0.063 R)
• M29: 7,338,972 km (0.091 R)
• M30: 7,487,373 km (0.049 R)
• M31: 7,636,822 km (0.039 R)
• M32: 7,787,168 km (0.113 R)
• M33: 8,060,483 km (0.103 R)
• M34: 8,899,129 km (0.086 R)
• M35: 9,152,847 km (0.052 R)
• M36: 9,797,913 km (0.11 R)
• M37: 10,490,999 km (0.115 R)
• M38: 10,557,720 km (0.038 R)
• M39: 12,204,045 km (0.087 R)
• M40: 12,628,005 km (0.102 R)
• M41: 12,734,668 km (0.092 R)
• M42: 13,056,753 km (0.102 R)
• M43: 13,164,613 km (0.103 R)
• M44: 13,708,850 km (0.069 R)
• M45: 14,149,565 km (0.067 R)
• M46: 14,408,818 km (0.106 R)
• M47: 14,781,915 km (0.074 R)
• M48: 15,651,976 km (0.119 R)
• M49: 15,728,421 km (0.084 R)
• M50: 15,996,949 km (0.076 R)
• M51: 16,189,631 km (0.062 R)
• M52: 17,204,354 km (0.026 R)
• M53: 17,401,823 km (0.112 R)
• M54: 17,838,948 km (0.105 R)
• M55: 18,562,104 km (0.108 R)
• M56: 19,090,334 km (0.114 R)
• M57: 19,253,994 km (0.073 R)
• M58: 19,500,082 km (0.1 R)
• M59: 19,829,946 km (0.111 R)
• M60: 19,912,673 km (0.098 R)
• M61: 20,037,139 km (0.108 R)
• M62: 20,620,720 km (0.066 R)
• M63: 20,956,867 km (0.072 R)
• M64: 22,362,189 km (0.095 R)
• M65: 23,098,061 km (0.046 R)
• M66: 24,460,149 km (0.034 R)
• M67: 24,593,441 km (0.108 R)
• M68: 24,726,882 km (0.068 R)
• M69: 25,307,921 km (0.097 R)
• M70: 26,665,970 km (0.088 R)
• M71: 26,757,374 km (0.049 R)
• M72: 26,940,333 km (0.096 R)
• M73: 27,584,351 km (0.11 R)
• M74: 27,815,630 km (0.106 R)
• M75: 28,047,506 km (0.12 R)
• M76: 28,466,530 km (0.1 R)
• M77: 29,122,517 km (0.031 R)
• M78: 29,216,614 km (0.098 R)
• M79: 29,546,776 km (0.079 R)
• M80: 29,783,440 km (0.057 R)
• M81: 30,163,269 km (0.091 R)
• M82: 30,258,413 km (0.092 R)
• M83: 30,783,951 km (0.064 R)
• M84: 32,329,895 km (0.108 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 113.5

Radius: 7.6

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 12.76 AU - 18.6 AU

Year: 21722 Days

Day: 19.6 Hours

Environment

Temp: -196 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 44,156,971 km

• M1: 110,104 km (0.094 R)
• M2: 200,910 km (0.094 R)
• M3: 334,950 km (0.053 R)
• M4: 408,103 km (0.076 R)
• M5: 587,172 km (0.055 R)
• M6: 742,155 km (0.117 R)
• M7: 1,186,461 km (0.096 R)
• M8: 1,264,401 km (0.109 R)
• M9: 1,880,595 km (0.118 R)
• M10: 2,065,199 km (0.106 R)
• M11: 2,255,936 km (0.052 R)
• M12: 3,182,994 km (0.085 R)
• M13: 3,292,649 km (0.079 R)
• M14: 3,686,241 km (0.107 R)
• M15: 3,917,968 km (0.114 R)
• M16: 4,154,333 km (0.03 R)
• M17: 4,548,523 km (0.092 R)
• M18: 4,765,889 km (0.109 R)
• M19: 5,536,318 km (0.061 R)
• M20: 5,635,352 km (0.079 R)
• M21: 5,969,853 km (0.11 R)
• M22: 6,037,471 km (0.063 R)
• M23: 6,553,135 km (0.092 R)
• M24: 7,334,784 km (0.076 R)
• M25: 8,638,080 km (0.113 R)
• M26: 8,907,207 km (0.094 R)
• M27: 9,453,837 km (0.096 R)
• M28: 9,691,399 km (0.057 R)
• M29: 10,867,388 km (0.096 R)
• M30: 10,991,704 km (0.12 R)
• M31: 11,367,194 km (0.091 R)
• M32: 11,874,331 km (0.053 R)
• M33: 12,388,948 km (0.096 R)
• M34: 12,954,727 km (0.07 R)
• M35: 13,617,894 km (0.047 R)
• M36: 13,796,664 km (0.045 R)
• M37: 13,886,273 km (0.037 R)
• M38: 14,021,060 km (0.096 R)
• M39: 16,142,657 km (0.054 R)
• M40: 16,237,054 km (0.084 R)
• M41: 16,379,172 km (0.038 R)
• M42: 16,760,197 km (0.078 R)
• M43: 17,482,157 km (0.102 R)
• M44: 19,106,341 km (0.079 R)
• M45: 19,658,357 km (0.069 R)
• M46: 20,470,524 km (0.109 R)
• M47: 20,880,871 km (0.102 R)
• M48: 20,932,332 km (0.049 R)
• M49: 21,657,433 km (0.094 R)
• M50: 21,709,493 km (0.063 R)
• M51: 21,813,763 km (0.045 R)
• M52: 25,459,164 km (0.104 R)
• M53: 27,182,531 km (0.058 R)
• M54: 27,463,925 km (0.087 R)
• M55: 27,746,366 km (0.073 R)
• M56: 27,803,063 km (0.08 R)
• M57: 28,029,854 km (0.113 R)
• M58: 28,257,243 km (0.063 R)
• M59: 28,943,149 km (0.095 R)
• M60: 29,173,081 km (0.062 R)
• M61: 31,623,045 km (0.108 R)
• M62: 32,394,671 km (0.111 R)
• M63: 32,932,475 km (0.091 R)
• M64: 33,593,847 km (0.111 R)
• M65: 34,502,804 km (0.09 R)
• M66: 34,624,577 km (0.051 R)
• M67: 35,174,349 km (0.116 R)
• M68: 36,779,085 km (0.083 R)
• M69: 37,152,781 km (0.111 R)
• M70: 37,215,163 km (0.117 R)
• M71: 37,465,141 km (0.092 R)
• M72: 37,715,718 km (0.112 R)
• M73: 39,612,319 km (0.099 R)
• M74: 39,676,048 km (0.112 R)
• M75: 41,087,354 km (0.096 R)
• M76: 42,710,940 km (0.081 R)
• M77: 42,776,314 km (0.032 R)
• M78: 43,432,002 km (0.111 R)
• M79: 43,826,940 km (0.107 R)
• M80: 43,958,886 km (0.079 R)

Kuiper Belt

Range: 31.4 - 52.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 173 - 16,522 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit