🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.64 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.04 AU - 1.52 AU

Year: 514 Days

Day: 18.6 Hours

Environment

Temp: 10 °C

Axial Tilt: 10.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 1 AU - 1.62 AU

Year: 532 Days

Day: 14.9 Hours

Environment

Temp: 23 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.36 AU - 1.82 AU

Year: 711 Days

Day: 38.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 18.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,593,324 km

• M1: 786,885 km (0.098 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 1.79 AU - 2.61 AU

Year: 1158 Days

Day: 40.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 41.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.78 AU - 2.68 AU

Year: 1181 Days

Day: 45.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 173 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 3.26 AU - 4.52 AU

Year: 2722 Days

Day: 45 Hours

Environment

Temp: -117 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,593,324 km

• M1: 535,560 km (0.057 R)

Planet 7 - Terrestrial

Semi-Major Axis: 5.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.88

Radius: 1.29

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 4.64 AU - 5.8 AU

Year: 4231 Days

Day: 25.5 Hours

Environment

Temp: -127 °C

Axial Tilt: 8.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 65,593,324 km

• M1: 857,495 km (0.068 R)

Asteroid Belt

Center: 8.96 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 680.9

Radius: 10.8

Gravity: 5.84 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 9.98 AU - 15.42 AU

Year: 16056 Days

Day: 8 Hours

Environment

Temp: -185 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 65,593,324 km

• M1: 150,944 km (0.096 R)
• M2: 266,733 km (0.101 R)
• M3: 526,734 km (0.116 R)
• M4: 738,415 km (0.034 R)
• M5: 1,346,680 km (0.055 R)
• M6: 1,699,581 km (0.094 R)
• M7: 1,872,367 km (0.079 R)
• M8: 2,050,987 km (0.1 R)
• M9: 2,329,688 km (0.093 R)
• M10: 2,821,416 km (0.106 R)
• M11: 2,923,741 km (0.061 R)
• M12: 3,202,591 km (0.076 R)
• M13: 3,526,620 km (0.067 R)
• M14: 3,937,117 km (0.052 R)
• M15: 4,402,516 km (0.058 R)
• M16: 4,641,723 km (0.041 R)
• M17: 4,722,506 km (0.107 R)
• M18: 5,091,713 km (0.087 R)
• M19: 5,857,953 km (0.067 R)
• M20: 6,478,785 km (0.091 R)
• M21: 6,705,575 km (0.073 R)
• M22: 6,888,982 km (0.064 R)
• M23: 7,120,559 km (0.08 R)
• M24: 7,591,494 km (0.077 R)
• M25: 9,832,918 km (0.113 R)
• M26: 13,341,437 km (0.097 R)
• M27: 13,804,742 km (0.082 R)
• M28: 13,921,428 km (0.087 R)
• M29: 15,649,882 km (0.09 R)
• M30: 16,384,707 km (0.084 R)
• M31: 17,319,095 km (0.031 R)
• M32: 17,571,168 km (0.038 R)
• M33: 18,270,837 km (0.119 R)
• M34: 18,527,397 km (0.083 R)
• M35: 18,656,201 km (0.098 R)
• M36: 20,957,614 km (0.066 R)
• M37: 23,486,118 km (0.091 R)
• M38: 24,609,149 km (0.081 R)
• M39: 24,750,818 km (0.062 R)
• M40: 24,821,728 km (0.07 R)
• M41: 24,892,637 km (0.109 R)
• M42: 25,821,490 km (0.098 R)
• M43: 26,761,713 km (0.093 R)
• M44: 26,907,271 km (0.095 R)
• M45: 27,345,743 km (0.087 R)
• M46: 28,526,668 km (0.089 R)
• M47: 33,649,348 km (0.081 R)
• M48: 35,152,807 km (0.091 R)
• M49: 35,472,198 km (0.108 R)
• M50: 36,274,641 km (0.111 R)
• M51: 37,001,986 km (0.112 R)
• M52: 37,326,763 km (0.064 R)
• M53: 37,897,629 km (0.104 R)
• M54: 40,878,067 km (0.081 R)
• M55: 41,045,766 km (0.055 R)
• M56: 44,535,585 km (0.12 R)
• M57: 44,708,221 km (0.101 R)
• M58: 45,835,890 km (0.055 R)
• M59: 46,097,537 km (0.09 R)
• M60: 46,184,752 km (0.036 R)
• M61: 46,534,512 km (0.095 R)
• M62: 46,972,983 km (0.092 R)
• M63: 47,500,914 km (0.088 R)
• M64: 47,765,553 km (0.079 R)
• M65: 48,740,333 km (0.115 R)
• M66: 49,096,376 km (0.103 R)
• M67: 49,364,006 km (0.092 R)
• M68: 49,453,316 km (0.107 R)
• M69: 51,251,034 km (0.096 R)
• M70: 51,885,329 km (0.041 R)
• M71: 51,976,135 km (0.088 R)
• M72: 52,431,062 km (0.119 R)
• M73: 54,910,198 km (0.09 R)
• M74: 55,095,250 km (0.108 R)
• M75: 56,210,652 km (0.07 R)
• M76: 56,677,547 km (0.103 R)
• M77: 56,771,046 km (0.113 R)
• M78: 57,051,990 km (0.092 R)
• M79: 57,427,182 km (0.102 R)
• M80: 57,709,174 km (0.111 R)
• M81: 57,897,518 km (0.097 R)
• M82: 60,363,339 km (0.089 R)
• M83: 60,937,346 km (0.117 R)
• M84: 61,033,089 km (0.094 R)
• M85: 61,705,382 km (0.091 R)
• M86: 61,994,106 km (0.085 R)
• M87: 62,573,199 km (0.102 R)
• M88: 62,766,629 km (0.088 R)
• M89: 64,516,176 km (0.083 R)
• M90: 65,299,022 km (0.112 R)
• M91: 65,593,281 km (0.092 R)

Kuiper Belt

Range: 30.9 - 50.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 246 - 17,219 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit