🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 0.57 AU - 0.57 AU

Year: 164 Days

Day: 16.9 Hours

Environment

Temp: 142 °C

Axial Tilt: 29 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 60,233,511 km

• M1: 68,665 km (0.115 R)
• M2: 211,681 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1.35 AU - 1.39 AU

Year: 611 Days

Day: 12.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.54 AU - 1.66 AU

Year: 771 Days

Day: 21.1 Hours

Environment

Temp: -63 °C

Axial Tilt: 21.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,233,511 km

• M1: 917,933 km (0.107 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.55 AU - 2.57 AU

Year: 1560 Days

Day: 32.5 Hours

Environment

Temp: -103 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,233,511 km

• M1: 199,564 km (0.091 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 3.8 AU - 3.94 AU

Year: 2899 Days

Day: 27 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,233,511 km

• M1: 2,908,482 km (0.093 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 266.2

Radius: 13.2

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 6.91 AU - 7.75 AU

Year: 7557 Days

Day: 11.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (62)

Outer Limit: 60,233,511 km

• M1: 609,611 km (0.055 R)
• M2: 904,618 km (0.056 R)
• M3: 1,063,042 km (0.041 R)
• M4: 1,532,331 km (0.112 R)
• M5: 1,627,475 km (0.084 R)
• M6: 2,186,822 km (0.11 R)
• M7: 2,276,730 km (0.097 R)
• M8: 3,162,200 km (0.116 R)
• M9: 3,814,596 km (0.074 R)
• M10: 3,923,803 km (0.037 R)
• M11: 4,167,647 km (0.095 R)
• M12: 4,393,839 km (0.094 R)
• M13: 4,953,335 km (0.089 R)
• M14: 5,048,779 km (0.074 R)
• M15: 5,859,749 km (0.118 R)
• M16: 6,113,616 km (0.085 R)
• M17: 6,345,343 km (0.076 R)
• M18: 6,632,422 km (0.11 R)
• M19: 6,977,095 km (0.075 R)
• M20: 7,300,675 km (0.09 R)
• M21: 7,574,140 km (0.109 R)
• M22: 7,767,570 km (0.101 R)
• M23: 7,934,671 km (0.114 R)
• M24: 8,759,105 km (0.062 R)
• M25: 9,049,774 km (0.107 R)
• M26: 9,167,058 km (0.103 R)
• M27: 9,581,145 km (0.102 R)
• M28: 9,790,433 km (0.056 R)
• M29: 10,366,534 km (0.117 R)
• M30: 11,078,470 km (0.115 R)
• M31: 11,266,814 km (0.106 R)
• M32: 11,519,634 km (0.102 R)
• M33: 11,774,400 km (0.083 R)
• M34: 12,811,711 km (0.046 R)
• M35: 12,943,507 km (0.101 R)
• M36: 13,042,541 km (0.079 R)
• M37: 13,609,068 km (0.08 R)
• M38: 13,912,153 km (0.116 R)
• M39: 14,047,539 km (0.108 R)
• M40: 14,183,524 km (0.09 R)
• M41: 14,456,540 km (0.096 R)
• M42: 15,007,958 km (0.093 R)
• M43: 15,671,873 km (0.12 R)
• M44: 16,131,587 km (0.104 R)
• M45: 16,883,616 km (0.111 R)
• M46: 17,354,849 km (0.089 R)
• M47: 17,720,317 km (0.083 R)
• M48: 18,125,278 km (0.101 R)
• M49: 19,928,232 km (0.056 R)
• M50: 20,234,159 km (0.115 R)
• M51: 20,580,329 km (0.106 R)
• M52: 20,850,951 km (0.1 R)
• M53: 23,459,639 km (0.041 R)
• M54: 24,433,671 km (0.068 R)
• M55: 24,802,280 km (0.088 R)
• M56: 24,966,688 km (0.115 R)
• M57: 25,090,256 km (0.074 R)
• M58: 27,391,520 km (0.106 R)
• M59: 27,604,098 km (0.076 R)
• M60: 27,945,331 km (0.104 R)
• M61: 28,373,779 km (0.075 R)
• M62: 28,977,407 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 272.8

Radius: 3.1

Gravity: 28.39 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 11.79 AU - 18.39 AU

Year: 22322 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 60,233,511 km

• M1: 208,839 km (0.1 R)
• M2: 320,588 km (0.042 R)
• M3: 383,120 km (0.114 R)
• M4: 691,441 km (0.042 R)
• M5: 1,324,689 km (0.077 R)
• M6: 1,400,535 km (0.096 R)
• M7: 1,477,877 km (0.055 R)
• M8: 1,530,237 km (0.116 R)
• M9: 1,583,194 km (0.106 R)
• M10: 1,801,158 km (0.084 R)
• M11: 2,028,398 km (0.079 R)
• M12: 2,145,383 km (0.078 R)
• M13: 2,264,613 km (0.118 R)
• M14: 2,478,538 km (0.046 R)
• M15: 2,730,760 km (0.072 R)
• M16: 3,090,991 km (0.037 R)
• M17: 3,535,596 km (0.093 R)
• M18: 3,711,822 km (0.119 R)
• M19: 3,747,427 km (0.077 R)
• M20: 3,963,446 km (0.078 R)
• M21: 4,146,554 km (0.111 R)
• M22: 4,183,504 km (0.112 R)
• M23: 4,257,855 km (0.054 R)
• M24: 4,332,504 km (0.08 R)
• M25: 5,422,624 km (0.068 R)
• M26: 5,707,608 km (0.085 R)
• M27: 5,997,678 km (0.115 R)
• M28: 6,207,713 km (0.085 R)
• M29: 6,765,115 km (0.091 R)
• M30: 6,852,330 km (0.095 R)
• M31: 7,744,233 km (0.048 R)
• M32: 7,926,892 km (0.058 R)
• M33: 8,343,372 km (0.103 R)
• M34: 8,436,871 km (0.065 R)
• M35: 8,909,451 km (0.092 R)
• M36: 9,052,915 km (0.112 R)
• M37: 9,830,824 km (0.082 R)
• M38: 10,428,318 km (0.057 R)
• M39: 10,782,117 km (0.069 R)
• M40: 13,094,900 km (0.091 R)
• M41: 13,257,962 km (0.091 R)
• M42: 15,152,768 km (0.072 R)
• M43: 15,438,500 km (0.057 R)
• M44: 17,847,325 km (0.106 R)
• M45: 20,244,631 km (0.074 R)
• M46: 20,496,105 km (0.064 R)
• M47: 20,685,496 km (0.091 R)
• M48: 21,704,856 km (0.113 R)
• M49: 22,220,819 km (0.06 R)
• M50: 22,350,371 km (0.079 R)
• M51: 22,610,372 km (0.082 R)
• M52: 22,805,896 km (0.073 R)
• M53: 25,196,620 km (0.081 R)
• M54: 25,331,856 km (0.112 R)
• M55: 27,041,162 km (0.075 R)
• M56: 27,110,425 km (0.098 R)
• M57: 28,154,618 km (0.075 R)
• M58: 29,282,886 km (0.111 R)
• M59: 29,638,629 km (0.087 R)
• M60: 30,497,920 km (0.08 R)
• M61: 31,147,773 km (0.054 R)
• M62: 32,681,749 km (0.071 R)
• M63: 33,198,460 km (0.069 R)
• M64: 34,464,806 km (0.069 R)
• M65: 37,274,703 km (0.045 R)
• M66: 37,660,067 km (0.078 R)
• M67: 37,891,944 km (0.102 R)
• M68: 38,823,939 km (0.082 R)
• M69: 39,527,946 km (0.104 R)
• M70: 39,606,485 km (0.095 R)
• M71: 39,999,628 km (0.094 R)
• M72: 40,789,804 km (0.109 R)
• M73: 40,869,241 km (0.074 R)
• M74: 40,948,528 km (0.067 R)
• M75: 41,665,101 km (0.118 R)
• M76: 41,744,987 km (0.112 R)
• M77: 43,029,883 km (0.096 R)
• M78: 44,083,351 km (0.088 R)
• M79: 45,720,550 km (0.08 R)
• M80: 47,127,817 km (0.111 R)
• M81: 47,544,447 km (0.111 R)
• M82: 48,297,373 km (0.115 R)
• M83: 48,801,518 km (0.093 R)
• M84: 50,664,909 km (0.054 R)
• M85: 50,920,871 km (0.044 R)
• M86: 52,983,527 km (0.104 R)
• M87: 54,373,590 km (0.095 R)
• M88: 56,393,012 km (0.048 R)
• M89: 56,835,223 km (0.083 R)
• M90: 57,101,058 km (0.109 R)
• M91: 57,278,631 km (0.068 R)
• M92: 58,347,358 km (0.113 R)
• M93: 58,884,265 km (0.099 R)
• M94: 59,063,483 km (0.069 R)
• M95: 60,053,073 km (0.085 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 269 - 13,804 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit