🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.47

Radius: 0.74

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.66 AU - 0.76 AU

Year: 221 Days

Day: 21.7 Hours

Environment

Temp: 151 °C

Axial Tilt: 49 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.82 AU - 1.12 AU

Year: 352 Days

Day: 42.7 Hours

Environment

Temp: 21 °C

Axial Tilt: 110.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 26,110,231 km

• M1: 109,057 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.59

Radius: 0.81

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 2.86 AU - 4.1 AU

Year: 2395 Days

Day: 32.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.65 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 14.4

Gravity: 1.59 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.5 AU - 7.14 AU

Year: 5180 Days

Day: 13.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (64)

Outer Limit: 26,110,231 km

• M1: 227,688 km (0.092 R)
• M2: 400,922 km (0.058 R)
• M3: 586,573 km (0.042 R)
• M4: 764,296 km (0.109 R)
• M5: 893,997 km (0.115 R)
• M6: 1,092,064 km (0.093 R)
• M7: 1,533,827 km (0.101 R)
• M8: 1,731,895 km (0.092 R)
• M9: 1,878,650 km (0.047 R)
• M10: 2,030,043 km (0.094 R)
• M11: 2,795,835 km (0.106 R)
• M12: 3,058,229 km (0.061 R)
• M13: 3,421,004 km (0.109 R)
• M14: 3,513,904 km (0.112 R)
• M15: 3,971,674 km (0.114 R)
• M16: 4,168,096 km (0.046 R)
• M17: 4,327,717 km (0.093 R)
• M18: 4,448,741 km (0.108 R)
• M19: 4,591,458 km (0.101 R)
• M20: 4,714,876 km (0.111 R)
• M21: 4,839,491 km (0.062 R)
• M22: 5,092,162 km (0.051 R)
• M23: 5,220,218 km (0.104 R)
• M24: 5,610,668 km (0.102 R)
• M25: 6,078,311 km (0.107 R)
• M26: 6,862,204 km (0.059 R)
• M27: 7,923,900 km (0.033 R)
• M28: 8,047,767 km (0.115 R)
• M29: 8,473,971 km (0.092 R)
• M30: 9,114,101 km (0.094 R)
• M31: 9,743,459 km (0.119 R)
• M32: 10,117,154 km (0.119 R)
• M33: 10,224,865 km (0.098 R)
• M34: 10,741,277 km (0.037 R)
• M35: 10,989,011 km (0.106 R)
• M36: 11,155,064 km (0.081 R)
• M37: 11,658,611 km (0.09 R)
• M38: 12,341,675 km (0.057 R)
• M39: 12,485,588 km (0.089 R)
• M40: 12,601,077 km (0.115 R)
• M41: 12,833,253 km (0.08 R)
• M42: 13,096,246 km (0.047 R)
• M43: 13,213,681 km (0.109 R)
• M44: 13,390,356 km (0.053 R)
• M45: 13,568,078 km (0.103 R)
• M46: 13,835,858 km (0.106 R)
• M47: 14,467,760 km (0.049 R)
• M48: 14,680,488 km (0.097 R)
• M49: 15,790,953 km (0.112 R)
• M50: 15,916,017 km (0.083 R)
• M51: 16,324,718 km (0.071 R)
• M52: 16,482,843 km (0.115 R)
• M53: 17,798,855 km (0.111 R)
• M54: 19,115,018 km (0.119 R)
• M55: 19,650,279 km (0.062 R)
• M56: 20,224,435 km (0.115 R)
• M57: 20,701,503 km (0.089 R)
• M58: 21,423,911 km (0.115 R)
• M59: 22,224,708 km (0.106 R)
• M60: 22,400,037 km (0.045 R)
• M61: 22,716,885 km (0.11 R)
• M62: 23,497,637 km (0.053 R)
• M63: 23,891,378 km (0.12 R)
• M64: 24,071,045 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 574

Radius: 11.4

Gravity: 4.42 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 6.22 AU - 6.34 AU

Year: 5807 Days

Day: 8.4 Hours

Environment

Temp: -150 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 26,110,231 km

• M1: 152,889 km (0.11 R)
• M2: 265,536 km (0.086 R)
• M3: 346,768 km (0.119 R)
• M4: 440,715 km (0.056 R)
• M5: 545,583 km (0.063 R)
• M6: 759,359 km (0.085 R)
• M7: 1,102,387 km (0.027 R)
• M8: 1,331,122 km (0.045 R)
• M9: 1,575,565 km (0.068 R)
• M10: 1,660,387 km (0.108 R)
• M11: 2,414,360 km (0.115 R)
• M12: 2,493,198 km (0.072 R)
• M13: 2,613,026 km (0.117 R)
• M14: 2,734,948 km (0.112 R)
• M15: 2,817,227 km (0.069 R)
• M16: 3,219,645 km (0.114 R)
• M17: 3,640,614 km (0.047 R)
• M18: 4,412,988 km (0.076 R)
• M19: 4,534,461 km (0.092 R)
• M20: 4,981,011 km (0.076 R)
• M21: 5,235,177 km (0.092 R)
• M22: 5,916,147 km (0.093 R)
• M23: 6,050,336 km (0.085 R)
• M24: 6,459,038 km (0.095 R)
• M25: 6,624,942 km (0.071 R)
• M26: 6,708,567 km (0.108 R)
• M27: 6,792,491 km (0.062 R)
• M28: 6,961,238 km (0.072 R)
• M29: 7,534,198 km (0.083 R)
• M30: 7,855,683 km (0.086 R)
• M31: 8,033,106 km (0.111 R)
• M32: 8,301,635 km (0.111 R)
• M33: 8,421,911 km (0.101 R)
• M34: 9,942,125 km (0.101 R)
• M35: 10,619,354 km (0.092 R)
• M36: 12,188,636 km (0.055 R)
• M37: 12,912,989 km (0.115 R)
• M38: 13,122,576 km (0.093 R)
• M39: 13,793,672 km (0.053 R)
• M40: 14,367,380 km (0.063 R)
• M41: 14,875,863 km (0.057 R)
• M42: 14,985,518 km (0.106 R)
• M43: 15,353,229 km (0.09 R)
• M44: 15,835,832 km (0.043 R)
• M45: 16,022,680 km (0.085 R)
• M46: 16,663,707 km (0.06 R)
• M47: 17,082,880 km (0.105 R)
• M48: 18,636,604 km (0.041 R)
• M49: 18,833,923 km (0.086 R)
• M50: 20,234,907 km (0.079 R)
• M51: 20,763,885 km (0.113 R)
• M52: 21,586,524 km (0.114 R)
• M53: 21,710,840 km (0.072 R)
• M54: 21,793,867 km (0.111 R)
• M55: 22,001,808 km (0.101 R)
• M56: 22,587,782 km (0.03 R)
• M57: 23,306,151 km (0.083 R)
• M58: 23,689,421 km (0.058 R)
• M59: 23,774,842 km (0.041 R)
• M60: 24,462,393 km (0.095 R)
• M61: 24,721,946 km (0.059 R)
• M62: 25,025,779 km (0.079 R)
• M63: 25,112,845 km (0.109 R)
• M64: 25,505,839 km (0.101 R)
• M65: 25,637,335 km (0.049 R)
• M66: 25,944,908 km (0.065 R)
• M67: 26,033,021 km (0.111 R)
• M68: 26,741,517 km (0.077 R)
• M69: 27,098,158 km (0.047 R)
• M70: 27,411,566 km (0.063 R)
• M71: 27,546,204 km (0.07 R)
• M72: 27,771,199 km (0.106 R)
• M73: 27,951,614 km (0.112 R)
• M74: 28,087,150 km (0.073 R)
• M75: 28,404,297 km (0.119 R)
• M76: 28,768,119 km (0.093 R)
• M77: 28,859,374 km (0.034 R)
• M78: 30,192,740 km (0.087 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.8

Radius: 4.6

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 11.98 AU - 13.4 AU

Year: 16679 Days

Day: 23.7 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (63)

Outer Limit: 26,110,231 km

• M1: 63,729 km (0.12 R)
• M2: 384,167 km (0.116 R)
• M3: 624,721 km (0.063 R)
• M4: 905,965 km (0.077 R)
• M5: 1,020,706 km (0.061 R)
• M6: 1,451,249 km (0.12 R)
• M7: 1,495,680 km (0.115 R)
• M8: 2,782,371 km (0.045 R)
• M9: 3,025,168 km (0.077 R)
• M10: 3,101,313 km (0.112 R)
• M11: 3,178,057 km (0.118 R)
• M12: 3,491,315 km (0.078 R)
• M13: 4,795,360 km (0.029 R)
• M14: 5,684,719 km (0.063 R)
• M15: 5,755,180 km (0.108 R)
• M16: 6,871,778 km (0.078 R)
• M17: 7,352,137 km (0.112 R)
• M18: 7,403,299 km (0.118 R)
• M19: 7,609,296 km (0.073 R)
• M20: 7,947,985 km (0.096 R)
• M21: 8,345,018 km (0.082 R)
• M22: 8,802,638 km (0.086 R)
• M23: 9,048,128 km (0.051 R)
• M24: 9,213,134 km (0.076 R)
• M25: 9,379,039 km (0.078 R)
• M26: 9,434,689 km (0.101 R)
• M27: 10,829,240 km (0.093 R)
• M28: 10,858,412 km (0.079 R)
• M29: 11,004,419 km (0.03 R)
• M30: 11,121,704 km (0.083 R)
• M31: 11,268,908 km (0.117 R)
• M32: 12,653,138 km (0.099 R)
• M33: 12,714,473 km (0.069 R)
• M34: 12,806,775 km (0.08 R)
• M35: 12,991,977 km (0.088 R)
• M36: 13,427,606 km (0.112 R)
• M37: 15,054,632 km (0.071 R)
• M38: 15,152,320 km (0.112 R)
• M39: 15,874,728 km (0.074 R)
• M40: 16,306,766 km (0.09 R)
• M41: 16,843,972 km (0.102 R)
• M42: 16,979,209 km (0.077 R)
• M43: 17,660,477 km (0.112 R)
• M44: 18,212,045 km (0.091 R)
• M45: 18,559,561 km (0.075 R)
• M46: 18,769,147 km (0.062 R)
• M47: 19,190,714 km (0.06 R)
• M48: 19,935,861 km (0.097 R)
• M49: 20,980,503 km (0.096 R)
• M50: 21,564,383 km (0.078 R)
• M51: 21,637,686 km (0.087 R)
• M52: 22,413,052 km (0.06 R)
• M53: 22,822,651 km (0.113 R)
• M54: 22,934,850 km (0.066 R)
• M55: 23,838,869 km (0.053 R)
• M56: 24,218,998 km (0.072 R)
• M57: 24,257,145 km (0.057 R)
• M58: 24,295,293 km (0.094 R)
• M59: 25,100,728 km (0.092 R)
• M60: 25,255,262 km (0.087 R)
• M61: 25,409,946 km (0.094 R)
• M62: 25,565,079 km (0.048 R)
• M63: 25,993,079 km (0.112 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 495 - 14,412 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit