🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.47 AU - 0.63 AU

Year: 144 Days

Day: 26.8 Hours

Environment

Temp: 180 °C

Axial Tilt: 10.1 °

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: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.47 AU - 0.67 AU

Year: 152 Days

Day: 24.9 Hours

Environment

Temp: 172 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.61 AU - 0.81 AU

Year: 211 Days

Day: 38.2 Hours

Environment

Temp: 209 °C

Axial Tilt: 38.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.8 AU - 1.02 AU

Year: 307 Days

Day: 25.7 Hours

Environment

Temp: 132 °C

Axial Tilt: 48.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 1.84 AU - 2.06 AU

Year: 962 Days

Day: 23.4 Hours

Environment

Temp: -52 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 4 AU - 4.32 AU

Year: 2996 Days

Day: 39.3 Hours

Environment

Temp: -125 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 85,073,601 km

• M1: 2,526,558 km (0.036 R)

Asteroid Belt

Center: 10.06 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 15.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 757

Radius: 3.3

Gravity: 69.51 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 13.06 AU - 18.84 AU

Year: 22493 Days

Day: 19.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 85,073,601 km

• M1: 670,946 km (0.108 R)
• M2: 772,972 km (0.117 R)
• M3: 1,020,407 km (0.052 R)
• M4: 1,353,711 km (0.082 R)
• M5: 1,615,807 km (0.08 R)
• M6: 1,857,856 km (0.062 R)
• M7: 2,223,024 km (0.099 R)
• M8: 2,452,657 km (0.079 R)
• M9: 3,101,014 km (0.119 R)
• M10: 3,889,545 km (0.087 R)
• M11: 4,026,726 km (0.056 R)
• M12: 4,165,403 km (0.117 R)
• M13: 4,352,849 km (0.102 R)
• M14: 4,639,329 km (0.053 R)
• M15: 4,833,507 km (0.057 R)
• M16: 4,981,011 km (0.058 R)
• M17: 5,179,826 km (0.069 R)
• M18: 7,476,154 km (0.053 R)
• M19: 8,341,278 km (0.043 R)
• M20: 9,789,834 km (0.105 R)
• M21: 9,976,383 km (0.102 R)
• M22: 12,842,678 km (0.101 R)
• M23: 13,804,293 km (0.101 R)
• M24: 14,434,549 km (0.11 R)
• M25: 14,575,919 km (0.08 R)
• M26: 14,931,214 km (0.115 R)
• M27: 15,002,722 km (0.063 R)
• M28: 15,433,564 km (0.094 R)
• M29: 15,941,448 km (0.103 R)
• M30: 16,454,719 km (0.091 R)
• M31: 18,638,100 km (0.116 R)
• M32: 19,802,719 km (0.093 R)
• M33: 20,751,169 km (0.089 R)
• M34: 22,038,609 km (0.09 R)
• M35: 22,691,903 km (0.12 R)
• M36: 24,858,828 km (0.102 R)
• M37: 27,090,828 km (0.102 R)
• M38: 27,265,110 km (0.111 R)
• M39: 27,790,348 km (0.101 R)
• M40: 27,966,275 km (0.095 R)
• M41: 28,761,986 km (0.07 R)
• M42: 29,028,868 km (0.101 R)
• M43: 29,654,786 km (0.112 R)
• M44: 31,102,145 km (0.083 R)
• M45: 32,110,435 km (0.029 R)
• M46: 32,572,393 km (0.047 R)
• M47: 32,757,745 km (0.052 R)
• M48: 33,036,446 km (0.066 R)
• M49: 33,689,740 km (0.087 R)
• M50: 34,065,081 km (0.068 R)
• M51: 35,389,321 km (0.07 R)
• M52: 35,484,465 km (0.101 R)
• M53: 36,057,724 km (0.079 R)
• M54: 36,537,784 km (0.075 R)
• M55: 37,504,037 km (0.085 R)
• M56: 37,892,991 km (0.101 R)
• M57: 37,990,379 km (0.098 R)
• M58: 39,560,559 km (0.049 R)
• M59: 40,453,059 km (0.036 R)
• M60: 43,271,932 km (0.115 R)
• M61: 45,013,999 km (0.108 R)
• M62: 46,049,516 km (0.053 R)
• M63: 46,674,536 km (0.091 R)
• M64: 47,932,953 km (0.077 R)
• M65: 48,672,116 km (0.04 R)
• M66: 50,375,886 km (0.12 R)
• M67: 50,912,344 km (0.101 R)
• M68: 51,127,466 km (0.096 R)
• M69: 51,342,887 km (0.108 R)
• M70: 51,450,597 km (0.055 R)
• M71: 52,750,304 km (0.116 R)
• M72: 53,294,989 km (0.115 R)
• M73: 53,513,402 km (0.108 R)
• M74: 54,390,046 km (0.089 R)
• M75: 54,609,805 km (0.068 R)
• M76: 56,157,395 km (0.113 R)
• M77: 63,643,871 km (0.105 R)
• M78: 65,038,273 km (0.091 R)
• M79: 65,154,959 km (0.093 R)
• M80: 65,739,288 km (0.106 R)
• M81: 65,973,409 km (0.115 R)
• M82: 67,384,566 km (0.085 R)
• M83: 69,877,913 km (0.091 R)
• M84: 73,613,223 km (0.119 R)
• M85: 73,734,846 km (0.104 R)
• M86: 74,221,787 km (0.075 R)
• M87: 74,465,781 km (0.068 R)
• M88: 75,321,331 km (0.086 R)
• M89: 75,689,043 km (0.1 R)
• M90: 77,660,294 km (0.099 R)
• M91: 78,403,945 km (0.071 R)
• M92: 78,528,111 km (0.098 R)
• M93: 78,776,593 km (0.114 R)
• M94: 79,025,374 km (0.105 R)
• M95: 79,149,840 km (0.044 R)
• M96: 83,294,150 km (0.101 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 151 - 11,749 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit