🌌 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: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.52 AU - 0.54 AU

Year: 143 Days

Day: 20.9 Hours

Environment

Temp: 207 °C

Axial Tilt: 9.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,297,666 km

• M1: 36,352 km (0.085 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.56 AU - 0.9 AU

Year: 231 Days

Day: 30.5 Hours

Environment

Temp: 99 °C

Axial Tilt: 29.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,297,666 km

• M1: 79,586 km (0.026 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.64 AU - 0.84 AU

Year: 236 Days

Day: 20.6 Hours

Environment

Temp: 122 °C

Axial Tilt: 8.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.8 AU - 1.26 AU

Year: 388 Days

Day: 42.4 Hours

Environment

Temp: 10 °C

Axial Tilt: 4.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.32

Radius: 1.12

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 2.2 AU - 3.48 AU

Year: 1775 Days

Day: 32.8 Hours

Environment

Temp: -102 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 39,297,666 km

• M1: 148,401 km (0.095 R)
• M2: 620,831 km (0.08 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 697.6

Radius: 14.4

Gravity: 3.36 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 5.97 AU - 6.41 AU

Year: 5711 Days

Day: 13 Hours

Environment

Temp: -145 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 39,297,666 km

• M1: 198,367 km (0.064 R)
• M2: 414,087 km (0.093 R)
• M3: 676,482 km (0.117 R)
• M4: 830,268 km (0.081 R)
• M5: 1,176,587 km (0.117 R)
• M6: 1,400,086 km (0.038 R)
• M7: 1,603,390 km (0.057 R)
• M8: 1,762,562 km (0.039 R)
• M9: 2,078,064 km (0.068 R)
• M10: 2,372,024 km (0.111 R)
• M11: 2,679,597 km (0.09 R)
• M12: 3,132,280 km (0.107 R)
• M13: 3,632,685 km (0.064 R)
• M14: 3,726,483 km (0.03 R)
• M15: 3,868,751 km (0.097 R)
• M16: 4,183,056 km (0.045 R)
• M17: 4,355,991 km (0.12 R)
• M18: 4,455,773 km (0.04 R)
• M19: 4,556,452 km (0.109 R)
• M20: 4,683,311 km (0.087 R)
• M21: 5,044,889 km (0.032 R)
• M22: 5,577,308 km (0.101 R)
• M23: 5,740,669 km (0.117 R)
• M24: 5,850,474 km (0.1 R)
• M25: 6,016,378 km (0.049 R)
• M26: 6,409,820 km (0.109 R)
• M27: 6,523,814 km (0.116 R)
• M28: 7,074,483 km (0.037 R)
• M29: 7,430,077 km (0.102 R)
• M30: 7,640,262 km (0.074 R)
• M31: 8,251,669 km (0.092 R)
• M32: 8,375,835 km (0.103 R)
• M33: 9,619,293 km (0.087 R)
• M34: 9,848,626 km (0.084 R)
• M35: 10,046,694 km (0.111 R)
• M36: 10,920,046 km (0.085 R)
• M37: 11,228,068 km (0.104 R)
• M38: 12,595,842 km (0.089 R)
• M39: 13,099,687 km (0.096 R)
• M40: 13,244,797 km (0.087 R)
• M41: 13,573,464 km (0.104 R)
• M42: 13,757,170 km (0.12 R)
• M43: 14,914,758 km (0.085 R)
• M44: 15,180,444 km (0.092 R)
• M45: 15,524,369 km (0.05 R)
• M46: 15,755,199 km (0.074 R)
• M47: 16,298,090 km (0.115 R)
• M48: 16,532,659 km (0.099 R)
• M49: 17,362,329 km (0.11 R)
• M50: 18,084,438 km (0.093 R)
• M51: 18,246,153 km (0.071 R)
• M52: 18,980,230 km (0.061 R)
• M53: 19,682,442 km (0.112 R)
• M54: 22,662,432 km (0.069 R)
• M55: 23,363,148 km (0.07 R)
• M56: 23,583,656 km (0.058 R)
• M57: 24,026,615 km (0.104 R)
• M58: 24,204,636 km (0.095 R)
• M59: 25,825,978 km (0.118 R)
• M60: 26,557,811 km (0.074 R)
• M61: 26,787,892 km (0.057 R)
• M62: 27,250,150 km (0.085 R)
• M63: 27,901,798 km (0.076 R)
• M64: 28,088,795 km (0.105 R)
• M65: 28,182,593 km (0.108 R)
• M66: 28,323,365 km (0.104 R)
• M67: 28,652,630 km (0.107 R)
• M68: 28,888,695 km (0.105 R)
• M69: 29,172,782 km (0.091 R)
• M70: 30,993,537 km (0.101 R)
• M71: 31,284,356 km (0.084 R)
• M72: 31,430,213 km (0.109 R)
• M73: 31,771,147 km (0.113 R)
• M74: 33,048,563 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 967.8

Radius: 14.5

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 5.56 AU - 7.58 AU

Year: 6245 Days

Day: 7.4 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 39,297,666 km

• M1: 213,775 km (0.093 R)
• M2: 383,569 km (0.11 R)
• M3: 541,395 km (0.095 R)
• M4: 1,048,831 km (0.109 R)
• M5: 1,149,660 km (0.047 R)
• M6: 1,549,385 km (0.101 R)
• M7: 1,806,394 km (0.046 R)
• M8: 1,950,756 km (0.072 R)
• M9: 2,077,615 km (0.101 R)
• M10: 2,251,448 km (0.083 R)
• M11: 2,778,332 km (0.101 R)
• M12: 2,995,099 km (0.104 R)
• M13: 3,445,538 km (0.117 R)
• M14: 3,652,881 km (0.081 R)
• M15: 4,299,592 km (0.073 R)
• M16: 4,439,018 km (0.069 R)
• M17: 4,579,789 km (0.105 R)
• M18: 5,011,379 km (0.094 R)
• M19: 5,698,781 km (0.107 R)
• M20: 5,790,784 km (0.114 R)
• M21: 6,575,874 km (0.08 R)
• M22: 8,107,157 km (0.098 R)
• M23: 8,314,799 km (0.084 R)
• M24: 8,594,547 km (0.119 R)
• M25: 8,984,100 km (0.092 R)
• M26: 9,199,222 km (0.096 R)
• M27: 9,744,207 km (0.071 R)
• M28: 10,600,356 km (0.107 R)
• M29: 11,287,309 km (0.12 R)
• M30: 11,675,216 km (0.098 R)
• M31: 12,384,460 km (0.117 R)
• M32: 13,474,579 km (0.099 R)
• M33: 13,597,549 km (0.118 R)
• M34: 14,218,380 km (0.093 R)
• M35: 14,553,330 km (0.104 R)
• M36: 14,933,159 km (0.115 R)
• M37: 15,918,859 km (0.103 R)
• M38: 16,310,357 km (0.097 R)
• M39: 16,485,386 km (0.09 R)
• M40: 16,793,109 km (0.028 R)
• M41: 17,058,496 km (0.069 R)
• M42: 17,191,638 km (0.06 R)
• M43: 18,088,477 km (0.077 R)
• M44: 18,314,968 km (0.087 R)
• M45: 18,816,869 km (0.081 R)
• M46: 19,554,835 km (0.053 R)
• M47: 21,202,207 km (0.102 R)
• M48: 21,729,091 km (0.098 R)
• M49: 22,018,413 km (0.041 R)
• M50: 22,698,186 km (0.11 R)
• M51: 23,138,901 km (0.074 R)
• M52: 23,237,336 km (0.049 R)
• M53: 23,582,608 km (0.108 R)
• M54: 23,929,526 km (0.091 R)
• M55: 24,427,986 km (0.064 R)
• M56: 24,829,357 km (0.101 R)
• M57: 26,353,759 km (0.041 R)
• M58: 28,013,099 km (0.076 R)
• M59: 28,117,967 km (0.103 R)
• M60: 28,802,527 km (0.079 R)
• M61: 29,599,285 km (0.096 R)
• M62: 29,706,098 km (0.079 R)
• M63: 30,027,285 km (0.071 R)
• M64: 30,726,954 km (0.12 R)
• M65: 31,650,122 km (0.059 R)
• M66: 32,858,275 km (0.095 R)
• M67: 34,698,777 km (0.088 R)
• M68: 35,037,018 km (0.049 R)
• M69: 35,149,964 km (0.069 R)
• M70: 35,944,329 km (0.084 R)
• M71: 36,172,316 km (0.085 R)
• M72: 36,687,232 km (0.077 R)
• M73: 36,859,270 km (0.12 R)
• M74: 37,319,732 km (0.117 R)
• M75: 37,840,033 km (0.067 R)
• M76: 39,239,073 km (0.069 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: 244 - 14,143 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit