🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.44 AU - 0.68 AU

Year: 158 Days

Day: 41.3 Hours

Environment

Temp: 137 °C

Axial Tilt: 16.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,259,515 km

• M1: 354,846 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.56 AU - 0.8 AU

Year: 211 Days

Day: 42.8 Hours

Environment

Temp: 124 °C

Axial Tilt: 0.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.57 AU - 0.95 AU

Year: 250 Days

Day: 18.4 Hours

Environment

Temp: 79 °C

Axial Tilt: 33.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.28 AU - 1.82 AU

Year: 727 Days

Day: 17.5 Hours

Environment

Temp: -57 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.65 AU - 2.35 AU

Year: 1066 Days

Day: 26.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 39 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.37

Radius: 1.63

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.32 AU - 4.5 AU

Year: 2913 Days

Day: 39.9 Hours

Environment

Temp: -132 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.3

Radius: 11

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 5.72 AU - 7.38 AU

Year: 6315 Days

Day: 8.1 Hours

Environment

Temp: -162 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 89,259,515 km

• M1: 210,035 km (0.118 R)
• M2: 359,783 km (0.105 R)
• M3: 435,180 km (0.096 R)
• M4: 556,205 km (0.082 R)
• M5: 690,245 km (0.091 R)
• M6: 931,396 km (0.106 R)
• M7: 1,068,877 km (0.072 R)
• M8: 1,581,698 km (0.054 R)
• M9: 1,748,051 km (0.118 R)
• M10: 1,920,238 km (0.093 R)
• M11: 2,065,498 km (0.104 R)
• M12: 2,488,261 km (0.12 R)
• M13: 2,593,728 km (0.09 R)
• M14: 2,993,753 km (0.03 R)
• M15: 3,068,552 km (0.101 R)
• M16: 3,452,420 km (0.064 R)
• M17: 3,730,223 km (0.112 R)
• M18: 4,015,506 km (0.095 R)
• M19: 4,265,634 km (0.11 R)
• M20: 4,371,399 km (0.099 R)
• M21: 4,478,063 km (0.094 R)
• M22: 4,715,923 km (0.072 R)
• M23: 5,091,564 km (0.099 R)
• M24: 5,431,001 km (0.11 R)
• M25: 5,592,118 km (0.079 R)
• M26: 5,895,353 km (0.109 R)
• M27: 6,084,594 km (0.097 R)
• M28: 6,251,845 km (0.119 R)
• M29: 6,689,119 km (0.1 R)
• M30: 6,837,221 km (0.097 R)
• M31: 7,136,417 km (0.081 R)
• M32: 7,465,532 km (0.102 R)
• M33: 7,670,481 km (0.092 R)
• M34: 7,773,704 km (0.105 R)
• M35: 7,929,286 km (0.092 R)
• M36: 9,047,978 km (0.059 R)
• M37: 9,570,075 km (0.067 R)
• M38: 9,737,026 km (0.046 R)
• M39: 9,876,900 km (0.108 R)
• M40: 9,989,398 km (0.109 R)
• M41: 10,073,921 km (0.096 R)
• M42: 10,672,611 km (0.118 R)
• M43: 10,903,740 km (0.076 R)
• M44: 11,400,405 km (0.054 R)
• M45: 11,518,288 km (0.102 R)
• M46: 11,904,550 km (0.086 R)
• M47: 12,264,632 km (0.12 R)
• M48: 12,628,454 km (0.057 R)
• M49: 12,934,381 km (0.117 R)
• M50: 13,242,852 km (0.093 R)
• M51: 14,628,278 km (0.117 R)
• M52: 14,852,974 km (0.063 R)
• M53: 14,981,928 km (0.071 R)
• M54: 15,208,419 km (0.053 R)
• M55: 15,305,807 km (0.117 R)
• M56: 15,566,556 km (0.095 R)
• M57: 15,960,447 km (0.112 R)
• M58: 16,424,350 km (0.115 R)
• M59: 16,825,273 km (0.052 R)
• M60: 17,027,080 km (0.09 R)
• M61: 17,297,254 km (0.104 R)
• M62: 17,398,980 km (0.043 R)
• M63: 17,671,248 km (0.096 R)
• M64: 17,773,723 km (0.114 R)
• M65: 18,082,194 km (0.075 R)
• M66: 18,357,903 km (0.045 R)
• M67: 19,158,401 km (0.119 R)
• M68: 19,545,261 km (0.036 R)
• M69: 20,829,409 km (0.041 R)
• M70: 21,154,635 km (0.119 R)
• M71: 21,700,518 km (0.11 R)
• M72: 21,920,277 km (0.108 R)
• M73: 23,216,243 km (0.081 R)
• M74: 23,403,540 km (0.102 R)
• M75: 23,817,028 km (0.062 R)
• M76: 23,967,972 km (0.095 R)
• M77: 24,308,906 km (0.088 R)
• M78: 25,225,791 km (0.065 R)
• M79: 25,572,559 km (0.092 R)
• M80: 25,649,901 km (0.114 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 764.7

Radius: 6.3

Gravity: 19.27 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 12.43 AU - 13.13 AU

Year: 17212 Days

Day: 18.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 150 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 89,259,515 km

• M1: 84,672 km (0.1 R)
• M2: 172,187 km (0.05 R)
• M3: 280,047 km (0.093 R)
• M4: 412,591 km (0.1 R)
• M5: 714,479 km (0.112 R)
• M6: 828,473 km (0.068 R)
• M7: 948,750 km (0.086 R)
• M8: 1,260,512 km (0.078 R)
• M9: 1,784,104 km (0.071 R)
• M10: 2,068,939 km (0.089 R)
• M11: 3,155,617 km (0.112 R)
• M12: 3,268,863 km (0.101 R)
• M13: 3,735,309 km (0.054 R)
• M14: 4,389,501 km (0.026 R)
• M15: 5,662,878 km (0.029 R)
• M16: 6,748,061 km (0.072 R)
• M17: 6,894,218 km (0.078 R)
• M18: 7,389,237 km (0.083 R)
• M19: 8,308,815 km (0.103 R)
• M20: 8,888,507 km (0.117 R)
• M21: 9,754,679 km (0.068 R)
• M22: 9,920,134 km (0.108 R)
• M23: 10,142,137 km (0.119 R)
• M24: 10,365,786 km (0.117 R)
• M25: 10,647,628 km (0.086 R)
• M26: 11,103,752 km (0.09 R)
• M27: 12,271,962 km (0.061 R)
• M28: 12,689,939 km (0.095 R)
• M29: 12,810,215 km (0.1 R)
• M30: 12,930,941 km (0.069 R)
• M31: 14,096,159 km (0.054 R)
• M32: 16,394,281 km (0.08 R)
• M33: 16,854,444 km (0.094 R)
• M34: 17,318,945 km (0.094 R)
• M35: 17,854,955 km (0.034 R)
• M36: 18,600,700 km (0.116 R)
• M37: 20,052,547 km (0.061 R)
• M38: 20,263,032 km (0.083 R)
• M39: 20,827,614 km (0.115 R)
• M40: 21,684,062 km (0.047 R)
• M41: 23,137,106 km (0.119 R)
• M42: 23,431,514 km (0.112 R)
• M43: 23,505,266 km (0.108 R)
• M44: 24,771,463 km (0.072 R)
• M45: 25,223,547 km (0.067 R)
• M46: 25,830,765 km (0.112 R)
• M47: 26,136,094 km (0.105 R)
• M48: 27,059,263 km (0.065 R)
• M49: 27,836,873 km (0.092 R)
• M50: 27,914,963 km (0.066 R)
• M51: 29,812,612 km (0.066 R)
• M52: 30,132,901 km (0.04 R)
• M53: 30,938,635 km (0.107 R)
• M54: 31,019,567 km (0.078 R)
• M55: 32,571,196 km (0.105 R)
• M56: 32,818,482 km (0.111 R)
• M57: 33,149,243 km (0.049 R)
• M58: 33,564,077 km (0.074 R)
• M59: 33,980,857 km (0.106 R)
• M60: 35,494,937 km (0.115 R)
• M61: 41,499,197 km (0.066 R)
• M62: 42,215,472 km (0.096 R)
• M63: 43,841,750 km (0.082 R)
• M64: 44,479,785 km (0.103 R)
• M65: 44,662,594 km (0.113 R)
• M66: 45,120,812 km (0.076 R)
• M67: 45,580,526 km (0.061 R)
• M68: 45,764,981 km (0.042 R)
• M69: 46,690,393 km (0.107 R)
• M70: 47,435,091 km (0.1 R)
• M71: 49,219,644 km (0.069 R)
• M72: 49,408,886 km (0.087 R)
• M73: 53,241,733 km (0.079 R)
• M74: 55,586,978 km (0.119 R)
• M75: 55,882,584 km (0.085 R)
• M76: 59,570,022 km (0.086 R)
• M77: 63,335,251 km (0.042 R)
• M78: 65,402,394 km (0.12 R)
• M79: 66,026,815 km (0.083 R)
• M80: 66,548,613 km (0.113 R)
• M81: 69,814,783 km (0.086 R)
• M82: 70,133,576 km (0.088 R)
• M83: 70,879,471 km (0.066 R)
• M84: 71,092,947 km (0.083 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 445.9

Radius: 7.9

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 16.92 AU - 21.32 AU

Year: 31496 Days

Day: 24.8 Hours

Environment

Temp: -210 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 89,259,515 km

• M1: 129,701 km (0.088 R)
• M2: 245,939 km (0.071 R)
• M3: 682,017 km (0.106 R)
• M4: 949,348 km (0.037 R)
• M5: 1,679,236 km (0.059 R)
• M6: 2,191,908 km (0.114 R)
• M7: 2,708,918 km (0.076 R)
• M8: 2,791,795 km (0.118 R)
• M9: 2,960,243 km (0.06 R)
• M10: 3,666,494 km (0.09 R)
• M11: 3,991,421 km (0.113 R)
• M12: 4,085,967 km (0.105 R)
• M13: 5,021,253 km (0.096 R)
• M14: 5,434,143 km (0.118 R)
• M15: 7,308,305 km (0.079 R)
• M16: 7,424,243 km (0.032 R)
• M17: 8,924,859 km (0.038 R)
• M18: 9,173,491 km (0.104 R)
• M19: 9,298,704 km (0.103 R)
• M20: 11,310,347 km (0.077 R)
• M21: 11,444,686 km (0.081 R)
• M22: 12,746,487 km (0.11 R)
• M23: 13,379,435 km (0.116 R)
• M24: 13,521,404 km (0.097 R)
• M25: 14,166,769 km (0.084 R)
• M26: 15,264,668 km (0.073 R)
• M27: 15,562,068 km (0.04 R)
• M28: 16,465,639 km (0.078 R)
• M29: 16,694,225 km (0.069 R)
• M30: 17,618,889 km (0.115 R)
• M31: 18,402,184 km (0.1 R)
• M32: 18,718,733 km (0.05 R)
• M33: 19,840,567 km (0.087 R)
• M34: 20,002,582 km (0.031 R)
• M35: 20,491,318 km (0.093 R)
• M36: 20,984,093 km (0.093 R)
• M37: 26,209,846 km (0.095 R)
• M38: 26,298,707 km (0.046 R)
• M39: 26,655,199 km (0.11 R)
• M40: 27,013,336 km (0.113 R)
• M41: 28,187,979 km (0.119 R)
• M42: 29,656,581 km (0.097 R)
• M43: 30,400,083 km (0.087 R)
• M44: 31,149,867 km (0.082 R)
• M45: 31,243,964 km (0.089 R)
• M46: 31,338,211 km (0.082 R)
• M47: 32,571,944 km (0.084 R)
• M48: 33,821,386 km (0.106 R)
• M49: 33,918,176 km (0.082 R)
• M50: 34,793,323 km (0.032 R)
• M51: 35,478,930 km (0.119 R)
• M52: 35,971,556 km (0.116 R)
• M53: 36,565,609 km (0.116 R)
• M54: 36,963,390 km (0.066 R)
• M55: 37,964,200 km (0.032 R)
• M56: 38,367,067 km (0.079 R)
• M57: 39,380,293 km (0.054 R)
• M58: 42,472,481 km (0.095 R)
• M59: 43,415,247 km (0.115 R)
• M60: 45,108,396 km (0.103 R)
• M61: 45,321,573 km (0.032 R)
• M62: 45,535,049 km (0.104 R)
• M63: 46,499,805 km (0.066 R)
• M64: 47,471,294 km (0.092 R)
• M65: 47,688,211 km (0.112 R)
• M66: 48,449,664 km (0.11 R)
• M67: 50,536,554 km (0.079 R)
• M68: 51,535,270 km (0.099 R)
• M69: 52,540,567 km (0.089 R)
• M70: 53,326,854 km (0.054 R)
• M71: 54,570,461 km (0.103 R)
• M72: 57,201,289 km (0.117 R)
• M73: 58,822,780 km (0.072 R)
• M74: 64,495,831 km (0.059 R)
• M75: 64,615,958 km (0.061 R)
• M76: 64,856,212 km (0.081 R)
• M77: 66,667,842 km (0.093 R)
• M78: 68,373,707 km (0.103 R)
• M79: 68,986,310 km (0.08 R)
• M80: 71,083,074 km (0.099 R)
• M81: 74,330,245 km (0.099 R)
• M82: 75,591,954 km (0.069 R)
• M83: 75,718,513 km (0.109 R)
• M84: 77,880,801 km (0.072 R)
• M85: 78,136,613 km (0.051 R)
• M86: 78,777,042 km (0.078 R)
• M87: 79,805,527 km (0.089 R)
• M88: 81,356,558 km (0.04 R)
• M89: 82,526,413 km (0.05 R)
• M90: 83,440,157 km (0.105 R)
• M91: 85,541,110 km (0.076 R)
• M92: 87,792,408 km (0.056 R)
• M93: 88,458,268 km (0.116 R)
• M94: 89,125,774 km (0.049 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 16,473 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit