🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.75 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.35 AU - 1.65 AU

Year: 671 Days

Day: 25.5 Hours

Environment

Temp: -37 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,371,248 km

• M1: 531,222 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.62

Radius: 0.83

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.44 AU - 1.76 AU

Year: 739 Days

Day: 14 Hours

Environment

Temp: -34 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 20,371,248 km

• M1: 52,509 km (0.074 R)
• M2: 620,083 km (0.077 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 1.81 AU - 2.27 AU

Year: 1064 Days

Day: 39.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 90.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 3.77 AU - 5.55 AU

Year: 3674 Days

Day: 43.5 Hours

Environment

Temp: -144 °C

Axial Tilt: 41.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 4.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737

Radius: 13.4

Gravity: 4.1 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 4.59 AU - 5.33 AU

Year: 4035 Days

Day: 12.1 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 20,371,248 km

• M1: 170,990 km (0.068 R)
• M2: 348,713 km (0.067 R)
• M3: 519,853 km (0.101 R)
• M4: 628,909 km (0.032 R)
• M5: 792,420 km (0.117 R)
• M6: 1,073,514 km (0.099 R)
• M7: 1,302,399 km (0.102 R)
• M8: 1,532,929 km (0.061 R)
• M9: 1,699,581 km (0.106 R)
• M10: 1,824,645 km (0.086 R)
• M11: 1,985,463 km (0.104 R)
• M12: 2,304,555 km (0.072 R)
• M13: 2,497,088 km (0.111 R)
• M14: 2,768,159 km (0.115 R)
• M15: 3,638,968 km (0.11 R)
• M16: 3,885,057 km (0.045 R)
• M17: 4,200,409 km (0.096 R)
• M18: 4,307,371 km (0.095 R)
• M19: 4,436,923 km (0.032 R)
• M20: 5,265,097 km (0.104 R)
• M21: 5,971,498 km (0.104 R)
• M22: 6,189,313 km (0.042 R)
• M23: 6,808,199 km (0.104 R)
• M24: 7,317,580 km (0.109 R)
• M25: 7,734,210 km (0.075 R)
• M26: 7,945,293 km (0.073 R)
• M27: 8,292,659 km (0.075 R)
• M28: 8,699,565 km (0.039 R)
• M29: 8,891,649 km (0.058 R)
• M30: 9,085,228 km (0.089 R)
• M31: 9,476,576 km (0.108 R)
• M32: 9,816,612 km (0.092 R)
• M33: 10,683,831 km (0.098 R)
• M34: 10,860,357 km (0.074 R)
• M35: 10,978,389 km (0.109 R)
• M36: 11,186,330 km (0.094 R)
• M37: 11,939,107 km (0.085 R)
• M38: 12,553,356 km (0.118 R)
• M39: 13,146,362 km (0.095 R)
• M40: 13,620,886 km (0.104 R)
• M41: 13,780,357 km (0.075 R)
• M42: 14,652,363 km (0.047 R)
• M43: 15,409,179 km (0.083 R)
• M44: 15,542,022 km (0.082 R)
• M45: 15,708,824 km (0.084 R)
• M46: 15,842,564 km (0.078 R)
• M47: 16,111,242 km (0.032 R)
• M48: 16,246,179 km (0.111 R)
• M49: 16,585,168 km (0.05 R)
• M50: 16,687,343 km (0.113 R)
• M51: 16,823,926 km (0.112 R)
• M52: 17,063,732 km (0.113 R)
• M53: 17,408,255 km (0.07 R)
• M54: 17,512,226 km (0.088 R)
• M55: 18,139,490 km (0.119 R)
• M56: 18,916,202 km (0.096 R)
• M57: 19,523,869 km (0.112 R)
• M58: 19,956,805 km (0.095 R)
• M59: 20,065,413 km (0.098 R)
• M60: 20,174,320 km (0.115 R)
• M61: 20,465,737 km (0.117 R)
• M62: 20,648,545 km (0.08 R)
• M63: 20,979,007 km (0.057 R)
• M64: 21,422,265 km (0.096 R)
• M65: 22,055,663 km (0.109 R)
• M66: 22,243,109 km (0.108 R)
• M67: 22,393,455 km (0.1 R)
• M68: 22,657,346 km (0.052 R)
• M69: 22,884,435 km (0.104 R)
• M70: 23,074,275 km (0.054 R)
• M71: 23,226,416 km (0.111 R)
• M72: 23,417,153 km (0.086 R)
• M73: 23,531,895 km (0.117 R)
• M74: 25,510,177 km (0.074 R)
• M75: 25,667,554 km (0.059 R)
• M76: 25,785,886 km (0.058 R)
• M77: 26,062,492 km (0.111 R)
• M78: 26,738,525 km (0.117 R)

Asteroid Belt

Center: 6.04 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 109.2

Radius: 10.2

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 5.39 AU - 8.85 AU

Year: 6939 Days

Day: 6.4 Hours

Environment

Temp: -149 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (69)

Outer Limit: 20,371,248 km

• M1: 136,284 km (0.118 R)
• M2: 226,790 km (0.046 R)
• M3: 333,154 km (0.104 R)
• M4: 446,998 km (0.076 R)
• M5: 567,874 km (0.116 R)
• M6: 691,741 km (0.05 R)
• M7: 855,401 km (0.117 R)
• M8: 926,609 km (0.041 R)
• M9: 1,043,146 km (0.108 R)
• M10: 1,471,445 km (0.063 R)
• M11: 1,608,925 km (0.053 R)
• M12: 1,937,592 km (0.063 R)
• M13: 2,159,146 km (0.084 R)
• M14: 2,301,862 km (0.095 R)
• M15: 2,418,399 km (0.111 R)
• M16: 2,566,800 km (0.099 R)
• M17: 2,687,825 km (0.049 R)
• M18: 2,795,236 km (0.112 R)
• M19: 3,094,282 km (0.082 R)
• M20: 3,486,678 km (0.118 R)
• M21: 3,654,975 km (0.102 R)
• M22: 4,034,505 km (0.028 R)
• M23: 4,122,618 km (0.038 R)
• M24: 4,193,528 km (0.108 R)
• M25: 4,646,211 km (0.12 R)
• M26: 4,887,811 km (0.099 R)
• M27: 5,229,194 km (0.082 R)
• M28: 5,363,981 km (0.048 R)
• M29: 5,975,089 km (0.047 R)
• M30: 6,546,104 km (0.106 R)
• M31: 6,775,288 km (0.072 R)
• M32: 7,028,258 km (0.08 R)
• M33: 7,262,827 km (0.08 R)
• M34: 7,478,398 km (0.08 R)
• M35: 8,048,814 km (0.094 R)
• M36: 8,115,535 km (0.103 R)
• M37: 8,316,894 km (0.116 R)
• M38: 8,406,952 km (0.086 R)
• M39: 8,999,808 km (0.076 R)
• M40: 9,254,723 km (0.085 R)
• M41: 9,488,544 km (0.087 R)
• M42: 9,606,278 km (0.075 R)
• M43: 9,677,037 km (0.099 R)
• M44: 9,938,235 km (0.109 R)
• M45: 10,009,893 km (0.117 R)
• M46: 10,467,662 km (0.056 R)
• M47: 11,278,931 km (0.058 R)
• M48: 12,315,046 km (0.108 R)
• M49: 12,961,608 km (0.072 R)
• M50: 13,752,233 km (0.055 R)
• M51: 13,832,118 km (0.057 R)
• M52: 13,912,153 km (0.067 R)
• M53: 14,368,875 km (0.069 R)
• M54: 14,639,797 km (0.055 R)
• M55: 15,076,773 km (0.066 R)
• M56: 15,434,910 km (0.111 R)
• M57: 15,545,762 km (0.116 R)
• M58: 16,441,704 km (0.099 R)
• M59: 16,838,886 km (0.119 R)
• M60: 17,038,599 km (0.08 R)
• M61: 17,181,914 km (0.053 R)
• M62: 17,325,528 km (0.051 R)
• M63: 17,642,825 km (0.1 R)
• M64: 17,903,873 km (0.056 R)
• M65: 18,253,932 km (0.105 R)
• M66: 18,429,859 km (0.114 R)
• M67: 18,812,830 km (0.038 R)
• M68: 19,437,251 km (0.068 R)
• M69: 20,280,235 km (0.079 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: 316 - 13,529 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit