🌌 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: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 0.55 AU - 0.59 AU

Year: 152 Days

Day: 45.3 Hours

Environment

Temp: 246 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,178,407 km

• M1: 29,321 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 0.66 AU - 0.86 AU

Year: 234 Days

Day: 17.8 Hours

Environment

Temp: 135 °C

Axial Tilt: 13.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.91 AU - 1.35 AU

Year: 424 Days

Day: 45.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 27.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.59 AU - 2.13 AU

Year: 896 Days

Day: 19.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.05

Radius: 1.33

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 4.66 AU - 5.52 AU

Year: 4055 Days

Day: 22.8 Hours

Environment

Temp: -126 °C

Axial Tilt: 10 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.02 AU - 6.54 AU

Year: 4284 Days

Day: 36.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.86 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.1

Radius: 9.3

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 7.82 AU - 9.06 AU

Year: 8658 Days

Day: 14.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 89,178,407 km

• M1: 127,308 km (0.078 R)
• M2: 237,861 km (0.112 R)
• M3: 408,851 km (0.074 R)
• M4: 648,058 km (0.111 R)
• M5: 804,537 km (0.111 R)
• M6: 1,093,710 km (0.092 R)
• M7: 1,155,494 km (0.06 R)
• M8: 1,364,632 km (0.086 R)
• M9: 1,801,308 km (0.04 R)
• M10: 1,931,159 km (0.115 R)
• M11: 2,045,003 km (0.074 R)
• M12: 2,626,639 km (0.098 R)
• M13: 3,302,523 km (0.102 R)
• M14: 3,861,420 km (0.065 R)
• M15: 4,030,017 km (0.077 R)
• M16: 4,103,021 km (0.05 R)
• M17: 4,324,725 km (0.075 R)
• M18: 4,449,639 km (0.082 R)
• M19: 4,831,562 km (0.053 R)
• M20: 4,909,204 km (0.088 R)
• M21: 5,956,389 km (0.114 R)
• M22: 6,865,794 km (0.054 R)
• M23: 6,923,988 km (0.112 R)
• M24: 7,666,292 km (0.104 R)
• M25: 7,878,721 km (0.111 R)
• M26: 8,154,730 km (0.115 R)
• M27: 8,716,170 km (0.104 R)
• M28: 8,906,160 km (0.106 R)
• M29: 9,097,495 km (0.102 R)
• M30: 9,225,701 km (0.084 R)
• M31: 10,107,580 km (0.1 R)
• M32: 10,340,504 km (0.037 R)
• M33: 11,050,196 km (0.078 R)
• M34: 11,118,712 km (0.11 R)
• M35: 11,497,494 km (0.115 R)
• M36: 12,161,708 km (0.078 R)
• M37: 12,232,319 km (0.119 R)
• M38: 13,199,469 km (0.11 R)
• M39: 13,381,380 km (0.101 R)
• M40: 13,821,048 km (0.083 R)
• M41: 14,265,503 km (0.07 R)
• M42: 14,377,403 km (0.115 R)
• M43: 15,244,621 km (0.067 R)
• M44: 15,742,334 km (0.115 R)
• M45: 16,440,208 km (0.076 R)
• M46: 17,148,254 km (0.083 R)
• M47: 17,665,713 km (0.056 R)
• M48: 17,745,748 km (0.119 R)
• M49: 18,067,384 km (0.073 R)
• M50: 18,148,017 km (0.094 R)
• M51: 18,269,191 km (0.075 R)
• M52: 19,455,203 km (0.038 R)
• M53: 19,703,685 km (0.025 R)
• M54: 20,581,525 km (0.06 R)
• M55: 21,131,447 km (0.067 R)
• M56: 21,386,960 km (0.062 R)
• M57: 21,686,156 km (0.043 R)
• M58: 21,900,829 km (0.062 R)
• M59: 22,202,418 km (0.119 R)
• M60: 22,548,887 km (0.054 R)
• M61: 23,203,378 km (0.065 R)
• M62: 23,908,283 km (0.095 R)
• M63: 24,530,909 km (0.118 R)
• M64: 24,889,047 km (0.109 R)
• M65: 25,610,557 km (0.11 R)
• M66: 25,928,453 km (0.115 R)
• M67: 27,074,223 km (0.073 R)
• M68: 27,723,029 km (0.062 R)
• M69: 28,142,800 km (0.119 R)
• M70: 28,611,790 km (0.089 R)
• M71: 28,800,133 km (0.039 R)
• M72: 28,988,776 km (0.107 R)
• M73: 29,225,290 km (0.085 R)
• M74: 29,319,986 km (0.111 R)
• M75: 29,462,403 km (0.104 R)
• M76: 29,604,970 km (0.099 R)
• M77: 29,890,851 km (0.103 R)
• M78: 30,081,888 km (0.094 R)
• M79: 30,273,373 km (0.105 R)
• M80: 30,369,265 km (0.056 R)
• M81: 31,091,673 km (0.04 R)
• M82: 31,188,463 km (0.104 R)
• M83: 32,553,394 km (0.09 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.9

Radius: 12.6

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 9.69 AU - 10.11 AU

Year: 10999 Days

Day: 8.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 89,178,407 km

• M1: 231,278 km (0.115 R)
• M2: 405,410 km (0.111 R)
• M3: 500,704 km (0.062 R)
• M4: 788,680 km (0.088 R)
• M5: 1,010,683 km (0.106 R)
• M6: 1,109,418 km (0.118 R)
• M7: 1,211,892 km (0.105 R)
• M8: 1,360,892 km (0.062 R)
• M9: 1,584,989 km (0.052 R)
• M10: 1,678,189 km (0.063 R)
• M11: 1,894,807 km (0.12 R)
• M12: 2,224,072 km (0.077 R)
• M13: 2,329,239 km (0.087 R)
• M14: 2,710,414 km (0.055 R)
• M15: 2,880,058 km (0.082 R)
• M16: 2,966,227 km (0.073 R)
• M17: 3,111,785 km (0.076 R)
• M18: 3,875,183 km (0.027 R)
• M19: 4,493,322 km (0.12 R)
• M20: 4,593,851 km (0.11 R)
• M21: 4,694,980 km (0.063 R)
• M22: 5,460,173 km (0.077 R)
• M23: 5,603,487 km (0.063 R)
• M24: 5,711,796 km (0.044 R)
• M25: 6,189,462 km (0.12 R)
• M26: 6,339,060 km (0.078 R)
• M27: 6,452,007 km (0.063 R)
• M28: 7,143,897 km (0.067 R)
• M29: 7,300,974 km (0.067 R)
• M30: 7,981,046 km (0.111 R)
• M31: 8,267,078 km (0.111 R)
• M32: 8,975,723 km (0.104 R)
• M33: 9,444,712 km (0.092 R)
• M34: 9,660,582 km (0.096 R)
• M35: 9,877,947 km (0.059 R)
• M36: 10,540,217 km (0.084 R)
• M37: 10,989,609 km (0.105 R)
• M38: 11,353,730 km (0.107 R)
• M39: 11,537,287 km (0.109 R)
• M40: 13,089,066 km (0.084 R)
• M41: 13,329,769 km (0.115 R)
• M42: 13,620,737 km (0.072 R)
• M43: 15,106,842 km (0.082 R)
• M44: 16,022,979 km (0.118 R)
• M45: 17,009,577 km (0.114 R)
• M46: 17,167,253 km (0.111 R)
• M47: 17,749,189 km (0.073 R)
• M48: 17,855,703 km (0.099 R)
• M49: 18,553,278 km (0.061 R)
• M50: 19,643,696 km (0.103 R)
• M51: 20,531,111 km (0.091 R)
• M52: 21,715,627 km (0.032 R)
• M53: 24,327,755 km (0.11 R)
• M54: 24,624,109 km (0.12 R)
• M55: 26,123,678 km (0.079 R)
• M56: 26,548,835 km (0.096 R)
• M57: 26,915,051 km (0.118 R)
• M58: 27,098,906 km (0.082 R)
• M59: 27,590,934 km (0.109 R)
• M60: 28,023,870 km (0.119 R)
• M61: 28,210,269 km (0.105 R)
• M62: 29,022,137 km (0.116 R)
• M63: 29,462,553 km (0.114 R)
• M64: 30,605,032 km (0.094 R)
• M65: 30,796,816 km (0.097 R)
• M66: 31,503,666 km (0.049 R)
• M67: 33,326,965 km (0.073 R)
• M68: 33,788,025 km (0.111 R)
• M69: 34,583,437 km (0.082 R)
• M70: 34,983,612 km (0.043 R)
• M71: 35,586,491 km (0.119 R)
• M72: 39,832,677 km (0.109 R)
• M73: 40,392,173 km (0.052 R)
• M74: 40,532,496 km (0.084 R)
• M75: 44,091,728 km (0.103 R)
• M76: 44,815,483 km (0.085 R)
• M77: 46,348,263 km (0.112 R)
• M78: 46,568,620 km (0.099 R)
• M79: 48,865,995 km (0.114 R)
• M80: 49,389,887 km (0.106 R)
• M81: 50,066,219 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.8

Radius: 6.6

Gravity: 21.64 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 14.56 AU - 16.52 AU

Year: 21631 Days

Day: 24.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 89,178,407 km

• M1: 84,822 km (0.094 R)
• M2: 171,140 km (0.117 R)
• M3: 392,844 km (0.096 R)
• M4: 690,693 km (0.059 R)
• M5: 904,469 km (0.068 R)
• M6: 1,524,552 km (0.05 R)
• M7: 1,732,194 km (0.052 R)
• M8: 2,329,089 km (0.104 R)
• M9: 3,244,329 km (0.094 R)
• M10: 4,210,133 km (0.061 R)
• M11: 4,354,944 km (0.046 R)
• M12: 4,452,481 km (0.092 R)
• M13: 5,414,097 km (0.09 R)
• M14: 5,519,114 km (0.106 R)
• M15: 5,837,758 km (0.106 R)
• M16: 6,604,596 km (0.07 R)
• M17: 6,886,140 km (0.115 R)
• M18: 8,110,897 km (0.114 R)
• M19: 8,656,182 km (0.073 R)
• M20: 8,840,636 km (0.102 R)
• M21: 9,338,647 km (0.057 R)
• M22: 10,232,046 km (0.04 R)
• M23: 10,557,571 km (0.074 R)
• M24: 12,030,511 km (0.065 R)
• M25: 13,212,185 km (0.073 R)
• M26: 13,637,940 km (0.104 R)
• M27: 14,068,333 km (0.119 R)
• M28: 15,163,539 km (0.089 R)
• M29: 15,237,441 km (0.092 R)
• M30: 16,361,669 km (0.095 R)
• M31: 16,972,178 km (0.112 R)
• M32: 18,768,250 km (0.032 R)
• M33: 20,215,609 km (0.066 R)
• M34: 20,705,991 km (0.076 R)
• M35: 20,870,399 km (0.061 R)
• M36: 21,035,106 km (0.118 R)
• M37: 21,117,684 km (0.12 R)
• M38: 21,366,017 km (0.118 R)
• M39: 21,448,894 km (0.041 R)
• M40: 22,452,995 km (0.111 R)
• M41: 23,386,785 km (0.108 R)
• M42: 25,029,519 km (0.085 R)
• M43: 25,380,027 km (0.109 R)
• M44: 26,709,054 km (0.065 R)
• M45: 26,887,973 km (0.114 R)
• M46: 28,973,816 km (0.093 R)
• M47: 30,361,935 km (0.118 R)
• M48: 30,642,132 km (0.117 R)
• M49: 31,205,069 km (0.119 R)
• M50: 32,246,270 km (0.119 R)
• M51: 33,202,499 km (0.111 R)
• M52: 34,071,065 km (0.114 R)
• M53: 34,265,093 km (0.04 R)
• M54: 36,027,954 km (0.092 R)
• M55: 36,126,689 km (0.068 R)
• M56: 36,920,306 km (0.102 R)
• M57: 39,437,290 km (0.115 R)
• M58: 39,947,269 km (0.111 R)
• M59: 40,356,868 km (0.092 R)
• M60: 40,459,492 km (0.09 R)
• M61: 41,283,477 km (0.102 R)
• M62: 42,112,997 km (0.119 R)
• M63: 42,738,765 km (0.104 R)
• M64: 42,843,334 km (0.097 R)
• M65: 44,634,469 km (0.077 R)
• M66: 44,953,113 km (0.114 R)
• M67: 45,059,477 km (0.112 R)
• M68: 45,165,841 km (0.079 R)
• M69: 46,988,392 km (0.104 R)
• M70: 47,962,873 km (0.1 R)
• M71: 50,262,790 km (0.082 R)
• M72: 52,262,465 km (0.091 R)
• M73: 53,047,106 km (0.077 R)
• M74: 53,384,599 km (0.117 R)
• M75: 53,948,583 km (0.109 R)
• M76: 54,855,146 km (0.073 R)
• M77: 55,652,502 km (0.118 R)
• M78: 56,798,272 km (0.115 R)
• M79: 60,047,538 km (0.073 R)
• M80: 60,751,695 km (0.045 R)
• M81: 61,458,545 km (0.075 R)
• M82: 62,999,254 km (0.095 R)
• M83: 63,714,780 km (0.102 R)
• M84: 65,033,336 km (0.109 R)
• M85: 66,482,042 km (0.11 R)
• M86: 66,967,188 km (0.079 R)
• M87: 68,430,105 km (0.102 R)
• M88: 69,042,708 km (0.06 R)
• M89: 70,520,436 km (0.117 R)
• M90: 70,644,004 km (0.111 R)
• M91: 71,884,170 km (0.088 R)
• M92: 73,632,222 km (0.08 R)
• M93: 74,637,519 km (0.045 R)
• M94: 77,043,053 km (0.101 R)
• M95: 79,860,131 km (0.088 R)
• M96: 82,841,018 km (0.064 R)
• M97: 83,363,264 km (0.112 R)
• M98: 87,313,994 km (0.094 R)

Kuiper Belt

Range: 31.1 - 57.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 403 - 20,249 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit