🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.47

Radius: 1.17

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.43 AU - 0.63 AU

Year: 144 Days

Day: 20.5 Hours

Environment

Temp: 195 °C

Axial Tilt: 25.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.83 AU - 1.03 AU

Year: 334 Days

Day: 12.5 Hours

Environment

Temp: 17 °C

Axial Tilt: 23.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.09 AU - 1.4 AU

Year: 515 Days

Day: 41.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 74.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 14.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 5.73 AU - 8.09 AU

Year: 6771 Days

Day: 10.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 105,086,223 km

• M1: 264,639 km (0.038 R)
• M2: 520,750 km (0.116 R)
• M3: 738,265 km (0.084 R)
• M4: 974,181 km (0.104 R)
• M5: 1,268,740 km (0.095 R)
• M6: 1,557,463 km (0.084 R)
• M7: 1,830,480 km (0.11 R)
• M8: 1,925,025 km (0.072 R)
• M9: 2,178,893 km (0.068 R)
• M10: 2,485,868 km (0.096 R)
• M11: 2,807,204 km (0.11 R)
• M12: 3,051,497 km (0.038 R)
• M13: 3,233,708 km (0.093 R)
• M14: 3,681,005 km (0.069 R)
• M15: 4,123,366 km (0.111 R)
• M16: 4,427,798 km (0.062 R)
• M17: 4,530,871 km (0.072 R)
• M18: 5,085,729 km (0.112 R)
• M19: 5,495,328 km (0.079 R)
• M20: 5,662,279 km (0.061 R)
• M21: 7,361,711 km (0.079 R)
• M22: 7,546,016 km (0.113 R)
• M23: 8,330,806 km (0.097 R)
• M24: 8,555,203 km (0.052 R)
• M25: 9,273,722 km (0.076 R)
• M26: 9,439,626 km (0.091 R)
• M27: 9,640,236 km (0.033 R)
• M28: 9,741,065 km (0.111 R)
• M29: 9,977,580 km (0.056 R)
• M30: 10,113,714 km (0.118 R)
• M31: 10,594,820 km (0.081 R)
• M32: 11,083,407 km (0.059 R)
• M33: 11,902,156 km (0.078 R)
• M34: 12,777,304 km (0.115 R)
• M35: 12,999,307 km (0.113 R)
• M36: 13,900,485 km (0.104 R)
• M37: 14,358,553 km (0.089 R)
• M38: 14,782,813 km (0.119 R)
• M39: 15,133,171 km (0.12 R)
• M40: 15,604,404 km (0.117 R)
• M41: 16,200,402 km (0.049 R)
• M42: 16,763,339 km (0.025 R)
• M43: 17,169,497 km (0.109 R)
• M44: 17,702,215 km (0.061 R)
• M45: 18,240,468 km (0.115 R)
• M46: 18,574,371 km (0.118 R)
• M47: 18,784,107 km (0.116 R)
• M48: 19,078,964 km (0.062 R)
• M49: 19,716,251 km (0.102 R)
• M50: 21,801,945 km (0.081 R)
• M51: 22,111,912 km (0.079 R)
• M52: 23,457,096 km (0.099 R)
• M53: 23,957,052 km (0.098 R)
• M54: 24,048,307 km (0.069 R)
• M55: 24,185,488 km (0.039 R)
• M56: 24,828,759 km (0.119 R)
• M57: 25,710,937 km (0.04 R)
• M58: 26,887,225 km (0.105 R)
• M59: 27,029,642 km (0.029 R)
• M60: 27,315,075 km (0.076 R)
• M61: 27,888,933 km (0.075 R)
• M62: 28,129,336 km (0.081 R)
• M63: 28,418,509 km (0.058 R)
• M64: 28,805,818 km (0.068 R)
• M65: 30,174,938 km (0.109 R)
• M66: 30,322,890 km (0.079 R)
• M67: 30,421,625 km (0.111 R)
• M68: 31,165,874 km (0.059 R)
• M69: 31,565,151 km (0.115 R)
• M70: 32,824,166 km (0.096 R)
• M71: 33,027,171 km (0.12 R)
• M72: 33,281,337 km (0.092 R)
• M73: 33,587,415 km (0.059 R)
• M74: 33,791,915 km (0.116 R)
• M75: 34,253,574 km (0.082 R)
• M76: 34,356,497 km (0.039 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 712.5

Radius: 6.5

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 16.99 AU - 21.79 AU

Year: 31829 Days

Day: 22.7 Hours

Environment

Temp: -212 °C

Axial Tilt: 18 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 105,086,223 km

• M1: 107,411 km (0.082 R)
• M2: 201,957 km (0.086 R)
• M3: 355,893 km (0.063 R)
• M4: 626,516 km (0.067 R)
• M5: 710,291 km (0.077 R)
• M6: 798,105 km (0.066 R)
• M7: 1,219,821 km (0.085 R)
• M8: 3,010,956 km (0.098 R)
• M9: 3,911,685 km (0.107 R)
• M10: 5,405,569 km (0.075 R)
• M11: 6,242,270 km (0.099 R)
• M12: 6,365,090 km (0.09 R)
• M13: 6,550,741 km (0.04 R)
• M14: 7,118,615 km (0.075 R)
• M15: 7,376,073 km (0.088 R)
• M16: 9,472,836 km (0.084 R)
• M17: 10,990,208 km (0.12 R)
• M18: 11,064,408 km (0.103 R)
• M19: 12,736,763 km (0.102 R)
• M20: 12,892,793 km (0.03 R)
• M21: 13,602,186 km (0.114 R)
• M22: 14,162,879 km (0.05 R)
• M23: 14,894,562 km (0.117 R)
• M24: 15,805,613 km (0.088 R)
• M25: 17,162,765 km (0.107 R)
• M26: 18,468,605 km (0.068 R)
• M27: 18,556,718 km (0.109 R)
• M28: 19,267,308 km (0.072 R)
• M29: 20,168,037 km (0.117 R)
• M30: 20,714,967 km (0.107 R)
• M31: 21,637,387 km (0.111 R)
• M32: 23,046,150 km (0.067 R)
• M33: 24,194,164 km (0.055 R)
• M34: 25,360,878 km (0.11 R)
• M35: 25,655,436 km (0.117 R)
• M36: 25,753,872 km (0.101 R)
• M37: 26,247,844 km (0.099 R)
• M38: 26,645,326 km (0.108 R)
• M39: 28,458,452 km (0.112 R)
• M40: 29,174,278 km (0.066 R)
• M41: 32,414,717 km (0.092 R)
• M42: 33,807,324 km (0.108 R)
• M43: 33,915,184 km (0.05 R)
• M44: 34,673,944 km (0.079 R)
• M45: 36,539,579 km (0.09 R)
• M46: 36,650,431 km (0.118 R)
• M47: 36,983,286 km (0.118 R)
• M48: 38,100,334 km (0.077 R)
• M49: 38,550,324 km (0.113 R)
• M50: 39,910,618 km (0.062 R)
• M51: 41,517,448 km (0.112 R)
• M52: 45,506,924 km (0.053 R)
• M53: 47,546,990 km (0.043 R)
• M54: 47,910,214 km (0.088 R)
• M55: 48,274,186 km (0.088 R)
• M56: 48,517,432 km (0.035 R)
• M57: 52,463,524 km (0.066 R)
• M58: 52,838,716 km (0.11 R)
• M59: 53,089,292 km (0.095 R)
• M60: 54,348,458 km (0.075 R)
• M61: 55,490,039 km (0.075 R)
• M62: 57,024,315 km (0.074 R)
• M63: 57,410,128 km (0.117 R)
• M64: 61,974,209 km (0.082 R)
• M65: 62,238,549 km (0.076 R)
• M66: 63,432,639 km (0.099 R)
• M67: 66,518,244 km (0.045 R)
• M68: 68,967,012 km (0.12 R)
• M69: 70,615,880 km (0.052 R)
• M70: 70,891,888 km (0.095 R)
• M71: 71,168,345 km (0.1 R)
• M72: 71,445,101 km (0.118 R)
• M73: 73,812,188 km (0.111 R)
• M74: 74,513,353 km (0.109 R)
• M75: 76,063,486 km (0.063 R)
• M76: 76,771,533 km (0.1 R)
• M77: 77,909,075 km (0.099 R)
• M78: 78,337,075 km (0.112 R)
• M79: 78,622,956 km (0.105 R)
• M80: 79,195,467 km (0.093 R)
• M81: 79,482,396 km (0.058 R)
• M82: 80,057,001 km (0.09 R)
• M83: 80,488,890 km (0.114 R)
• M84: 81,934,305 km (0.116 R)
• M85: 85,290,832 km (0.099 R)
• M86: 86,912,025 km (0.072 R)
• M87: 88,840,939 km (0.094 R)
• M88: 89,138,938 km (0.069 R)
• M89: 93,346,079 km (0.099 R)
• M90: 96,237,507 km (0.109 R)
• M91: 96,390,396 km (0.065 R)
• M92: 97,463,611 km (0.041 R)
• M93: 104,142,558 km (0.102 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 384 - 18,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit