🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 0.73 AU - 0.79 AU

Year: 234 Days

Day: 37.2 Hours

Environment

Temp: 173 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.11

Radius: 1.04

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.74 AU - 0.95 AU

Year: 272 Days

Day: 34.1 Hours

Environment

Temp: 178 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,691,321 km

• M1: 191,036 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.7 AU - 1.02 AU

Year: 282 Days

Day: 37.4 Hours

Environment

Temp: 111 °C

Axial Tilt: 13.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,691,321 km

• M1: 277,953 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 1.02 AU - 1.18 AU

Year: 407 Days

Day: 30.1 Hours

Environment

Temp: 30 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 30,691,321 km

• M1: 108,309 km (0.086 R)
• M2: 915,689 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.76

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 3.39 AU - 3.83 AU

Year: 2422 Days

Day: 34.7 Hours

Environment

Temp: -106 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 30,691,321 km

• M1: 333,005 km (0.104 R)
• M2: 1,104,780 km (0.039 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 3.03 AU - 4.87 AU

Year: 2772 Days

Day: 32.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 23.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 30,691,321 km

• M1: 319,092 km (0.086 R)

Asteroid Belt

Center: 5.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 992.8

Radius: 12.3

Gravity: 6.56 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 5.83 AU - 7.41 AU

Year: 6014 Days

Day: 13.5 Hours

Environment

Temp: -148 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 30,691,321 km

• M1: 185,801 km (0.094 R)
• M2: 287,228 km (0.114 R)
• M3: 570,566 km (0.027 R)
• M4: 649,554 km (0.057 R)
• M5: 776,263 km (0.115 R)
• M6: 927,956 km (0.081 R)
• M7: 1,007,841 km (0.079 R)
• M8: 1,209,798 km (0.107 R)
• M9: 1,538,315 km (0.075 R)
• M10: 2,344,797 km (0.094 R)
• M11: 2,803,913 km (0.059 R)
• M12: 3,316,136 km (0.063 R)
• M13: 3,467,978 km (0.073 R)
• M14: 3,622,064 km (0.073 R)
• M15: 3,804,872 km (0.113 R)
• M16: 3,910,788 km (0.055 R)
• M17: 4,907,409 km (0.094 R)
• M18: 5,286,190 km (0.109 R)
• M19: 5,614,109 km (0.101 R)
• M20: 5,979,427 km (0.039 R)
• M21: 6,102,995 km (0.04 R)
• M22: 6,196,194 km (0.112 R)
• M23: 6,701,386 km (0.08 R)
• M24: 7,285,566 km (0.103 R)
• M25: 7,650,734 km (0.095 R)
• M26: 7,953,969 km (0.095 R)
• M27: 8,192,727 km (0.098 R)
• M28: 8,330,058 km (0.074 R)
• M29: 8,433,730 km (0.098 R)
• M30: 9,313,515 km (0.117 R)
• M31: 9,601,341 km (0.082 R)
• M32: 9,892,010 km (0.082 R)
• M33: 10,038,466 km (0.061 R)
• M34: 10,407,673 km (0.104 R)
• M35: 10,856,766 km (0.109 R)
• M36: 11,465,480 km (0.115 R)
• M37: 11,542,373 km (0.117 R)
• M38: 11,851,592 km (0.03 R)
• M39: 12,124,309 km (0.087 R)
• M40: 13,641,381 km (0.045 R)
• M41: 14,050,531 km (0.059 R)
• M42: 14,380,694 km (0.112 R)
• M43: 14,713,549 km (0.075 R)
• M44: 15,302,067 km (0.081 R)
• M45: 16,242,439 km (0.087 R)
• M46: 16,589,057 km (0.081 R)
• M47: 17,069,715 km (0.052 R)
• M48: 17,554,861 km (0.091 R)
• M49: 18,134,254 km (0.083 R)
• M50: 18,268,742 km (0.12 R)
• M51: 18,448,709 km (0.099 R)
• M52: 18,765,108 km (0.065 R)
• M53: 20,002,133 km (0.073 R)
• M54: 20,700,755 km (0.051 R)
• M55: 20,888,351 km (0.119 R)
• M56: 21,978,321 km (0.087 R)
• M57: 22,313,719 km (0.116 R)
• M58: 22,747,403 km (0.081 R)
• M59: 23,135,311 km (0.104 R)
• M60: 23,330,087 km (0.059 R)
• M61: 24,312,048 km (0.065 R)
• M62: 24,857,930 km (0.046 R)
• M63: 25,057,494 km (0.105 R)
• M64: 25,608,762 km (0.099 R)
• M65: 26,570,676 km (0.075 R)
• M66: 26,672,552 km (0.038 R)
• M67: 28,738,499 km (0.058 R)
• M68: 29,896,536 km (0.032 R)
• M69: 30,055,708 km (0.118 R)
• M70: 30,801,902 km (0.092 R)
• M71: 33,957,819 km (0.054 R)
• M72: 34,179,224 km (0.105 R)
• M73: 35,630,174 km (0.116 R)
• M74: 35,855,318 km (0.064 R)
• M75: 36,930,478 km (0.086 R)
• M76: 37,158,166 km (0.11 R)
• M77: 38,073,855 km (0.11 R)
• M78: 38,361,382 km (0.028 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 48

Radius: 7.4

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 11.5 AU - 17.36 AU

Year: 19355 Days

Day: 15.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (51)

Outer Limit: 30,691,321 km

• M1: 127,308 km (0.094 R)
• M2: 185,202 km (0.096 R)
• M3: 355,445 km (0.041 R)
• M4: 670,946 km (0.061 R)
• M5: 810,521 km (0.111 R)
• M6: 1,559,558 km (0.068 R)
• M7: 1,764,058 km (0.11 R)
• M8: 1,834,219 km (0.116 R)
• M9: 2,180,239 km (0.108 R)
• M10: 2,428,871 km (0.049 R)
• M11: 2,726,870 km (0.104 R)
• M12: 3,555,642 km (0.077 R)
• M13: 3,667,242 km (0.092 R)
• M14: 4,148,648 km (0.104 R)
• M15: 4,361,227 km (0.11 R)
• M16: 4,528,926 km (0.119 R)
• M17: 4,698,720 km (0.113 R)
• M18: 4,796,706 km (0.059 R)
• M19: 5,195,684 km (0.05 R)
• M20: 5,735,283 km (0.116 R)
• M21: 5,919,139 km (0.076 R)
• M22: 5,998,575 km (0.05 R)
• M23: 6,185,124 km (0.116 R)
• M24: 6,428,071 km (0.047 R)
• M25: 6,784,263 km (0.097 R)
• M26: 7,775,050 km (0.074 R)
• M27: 8,066,467 km (0.092 R)
• M28: 8,391,094 km (0.105 R)
• M29: 10,491,299 km (0.1 R)
• M30: 10,555,476 km (0.1 R)
• M31: 10,619,803 km (0.104 R)
• M32: 11,499,888 km (0.115 R)
• M33: 13,538,308 km (0.091 R)
• M34: 13,678,182 km (0.096 R)
• M35: 14,455,792 km (0.105 R)
• M36: 15,247,613 km (0.119 R)
• M37: 15,832,391 km (0.098 R)
• M38: 16,723,247 km (0.12 R)
• M39: 17,023,789 km (0.12 R)
• M40: 17,592,111 km (0.118 R)
• M41: 18,592,023 km (0.064 R)
• M42: 19,137,906 km (0.046 R)
• M43: 21,905,018 km (0.068 R)
• M44: 21,987,147 km (0.097 R)
• M45: 25,352,202 km (0.108 R)
• M46: 25,740,707 km (0.112 R)
• M47: 25,957,325 km (0.044 R)
• M48: 27,226,064 km (0.114 R)
• M49: 29,369,952 km (0.12 R)
• M50: 29,460,458 km (0.117 R)
• M51: 30,279,207 km (0.054 R)

Kuiper Belt

Range: 31.1 - 60.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 453 - 19,403 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit