🌌 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: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 0.42 AU - 0.64 AU

Year: 145 Days

Day: 36.7 Hours

Environment

Temp: 238 °C

Axial Tilt: 2.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 0.55 AU - 0.59 AU

Year: 161 Days

Day: 33.4 Hours

Environment

Temp: 168 °C

Axial Tilt: 13.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.87

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.51 AU - 0.67 AU

Year: 170 Days

Day: 31.5 Hours

Environment

Temp: 155 °C

Axial Tilt: 19.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 26,453,543 km

• M1: 455,077 km (0.039 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.55 AU - 0.65 AU

Year: 174 Days

Day: 39.9 Hours

Environment

Temp: 197 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.09 AU - 2.41 AU

Year: 1265 Days

Day: 41 Hours

Environment

Temp: -90 °C

Axial Tilt: 20.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,453,543 km

• M1: 1,046,736 km (0.089 R)
• M2: 1,771,538 km (0.055 R)

Asteroid Belt

Center: 5.64 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 9.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.7

Radius: 14.1

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.193

Orbit Range: 7.29 AU - 10.77 AU

Year: 10169 Days

Day: 6 Hours

Environment

Temp: -180 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 26,453,543 km

• M1: 448,494 km (0.112 R)
• M2: 910,752 km (0.087 R)
• M3: 1,023,848 km (0.113 R)
• M4: 1,371,962 km (0.039 R)
• M5: 1,781,561 km (0.079 R)
• M6: 1,951,355 km (0.103 R)
• M7: 2,307,697 km (0.11 R)
• M8: 2,466,869 km (0.059 R)
• M9: 2,629,931 km (0.092 R)
• M10: 2,740,633 km (0.091 R)
• M11: 3,170,128 km (0.119 R)
• M12: 3,713,767 km (0.041 R)
• M13: 3,996,806 km (0.11 R)
• M14: 4,651,147 km (0.111 R)
• M15: 4,752,126 km (0.072 R)
• M16: 6,430,315 km (0.056 R)
• M17: 6,581,110 km (0.08 R)
• M18: 6,924,586 km (0.075 R)
• M19: 7,079,121 km (0.046 R)
• M20: 7,313,092 km (0.051 R)
• M21: 7,431,125 km (0.114 R)
• M22: 8,193,027 km (0.112 R)
• M23: 8,521,394 km (0.108 R)
• M24: 8,770,624 km (0.1 R)
• M25: 9,191,144 km (0.07 R)
• M26: 10,008,546 km (0.056 R)
• M27: 10,139,744 km (0.107 R)
• M28: 10,227,558 km (0.111 R)
• M29: 10,581,207 km (0.065 R)
• M30: 11,391,878 km (0.086 R)
• M31: 11,712,616 km (0.072 R)
• M32: 12,597,936 km (0.114 R)
• M33: 12,787,177 km (0.093 R)
• M34: 13,168,353 km (0.078 R)
• M35: 13,360,436 km (0.083 R)
• M36: 14,137,747 km (0.094 R)
• M37: 15,685,486 km (0.086 R)
• M38: 16,557,044 km (0.094 R)
• M39: 16,816,446 km (0.105 R)
• M40: 17,181,764 km (0.103 R)
• M41: 17,973,436 km (0.096 R)
• M42: 18,400,688 km (0.111 R)
• M43: 19,264,915 km (0.097 R)
• M44: 19,866,896 km (0.066 R)
• M45: 19,977,000 km (0.115 R)
• M46: 20,142,605 km (0.057 R)
• M47: 21,145,509 km (0.064 R)
• M48: 21,596,397 km (0.108 R)
• M49: 22,393,305 km (0.104 R)
• M50: 23,548,350 km (0.042 R)
• M51: 24,368,296 km (0.092 R)
• M52: 24,486,329 km (0.083 R)
• M53: 24,959,806 km (0.06 R)
• M54: 25,916,036 km (0.096 R)
• M55: 26,036,462 km (0.088 R)
• M56: 26,519,813 km (0.101 R)
• M57: 26,641,137 km (0.054 R)
• M58: 26,884,383 km (0.089 R)
• M59: 29,293,806 km (0.115 R)
• M60: 29,985,846 km (0.09 R)
• M61: 30,112,256 km (0.106 R)
• M62: 31,002,064 km (0.115 R)
• M63: 31,771,596 km (0.086 R)
• M64: 32,288,157 km (0.078 R)
• M65: 33,329,658 km (0.11 R)
• M66: 33,526,080 km (0.054 R)
• M67: 33,722,950 km (0.094 R)
• M68: 35,311,979 km (0.065 R)
• M69: 35,846,941 km (0.119 R)
• M70: 36,250,107 km (0.077 R)
• M71: 37,536,350 km (0.096 R)
• M72: 38,287,929 km (0.117 R)
• M73: 38,699,922 km (0.087 R)
• M74: 39,182,525 km (0.056 R)
• M75: 39,459,131 km (0.08 R)
• M76: 41,202,844 km (0.034 R)
• M77: 41,695,619 km (0.082 R)
• M78: 43,185,614 km (0.1 R)
• M79: 43,399,838 km (0.11 R)
• M80: 44,044,755 km (0.118 R)
• M81: 44,909,730 km (0.088 R)
• M82: 46,071,507 km (0.079 R)
• M83: 46,876,044 km (0.101 R)
• M84: 47,685,219 km (0.064 R)
• M85: 47,906,773 km (0.047 R)
• M86: 48,647,582 km (0.094 R)
• M87: 48,796,133 km (0.102 R)
• M88: 49,616,228 km (0.086 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 92.1

Radius: 9.4

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 7.94 AU - 11.3 AU

Year: 11181 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (56)

Outer Limit: 26,453,543 km

• M1: 155,881 km (0.1 R)
• M2: 411,394 km (0.117 R)
• M3: 690,693 km (0.12 R)
• M4: 804,388 km (0.086 R)
• M5: 987,496 km (0.094 R)
• M6: 1,184,366 km (0.071 R)
• M7: 1,351,318 km (0.08 R)
• M8: 1,423,274 km (0.084 R)
• M9: 1,571,077 km (0.112 R)
• M10: 1,739,674 km (0.117 R)
• M11: 1,882,091 km (0.107 R)
• M12: 2,246,661 km (0.053 R)
• M13: 2,367,386 km (0.062 R)
• M14: 2,454,901 km (0.091 R)
• M15: 2,669,574 km (0.119 R)
• M16: 2,853,131 km (0.083 R)
• M17: 3,079,023 km (0.079 R)
• M18: 3,252,258 km (0.109 R)
• M19: 3,310,750 km (0.057 R)
• M20: 3,588,404 km (0.081 R)
• M21: 4,166,301 km (0.041 R)
• M22: 4,379,627 km (0.11 R)
• M23: 4,466,095 km (0.094 R)
• M24: 4,640,676 km (0.059 R)
• M25: 4,839,790 km (0.099 R)
• M26: 5,593,614 km (0.092 R)
• M27: 5,829,380 km (0.118 R)
• M28: 7,081,664 km (0.099 R)
• M29: 7,311,147 km (0.066 R)
• M30: 7,908,641 km (0.084 R)
• M31: 8,738,760 km (0.119 R)
• M32: 9,568,280 km (0.107 R)
• M33: 9,680,777 km (0.067 R)
• M34: 10,078,109 km (0.077 R)
• M35: 10,163,979 km (0.103 R)
• M36: 10,336,315 km (0.087 R)
• M37: 12,387,751 km (0.107 R)
• M38: 13,854,857 km (0.047 R)
• M39: 14,110,071 km (0.093 R)
• M40: 14,657,450 km (0.081 R)
• M41: 14,884,988 km (0.071 R)
• M42: 14,950,213 km (0.107 R)
• M43: 15,640,607 km (0.072 R)
• M44: 16,442,302 km (0.099 R)
• M45: 16,678,517 km (0.09 R)
• M46: 16,746,285 km (0.108 R)
• M47: 17,052,212 km (0.09 R)
• M48: 18,750,298 km (0.114 R)
• M49: 19,423,040 km (0.112 R)
• M50: 20,067,806 km (0.075 R)
• M51: 20,974,818 km (0.094 R)
• M52: 21,047,972 km (0.053 R)
• M53: 21,121,125 km (0.109 R)
• M54: 24,503,234 km (0.115 R)
• M55: 25,394,089 km (0.064 R)
• M56: 25,628,359 km (0.093 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: 383 - 12,981 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit