🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 0.6 AU - 0.82 AU

Year: 224 Days

Day: 25.7 Hours

Environment

Temp: 128 °C

Axial Tilt: 8.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,080,777 km

• M1: 400,324 km (0.113 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.68

Radius: 1.23

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.71 AU - 0.85 AU

Year: 258 Days

Day: 14.5 Hours

Environment

Temp: 130 °C

Axial Tilt: 6.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,080,777 km

• M1: 479,461 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.7 AU - 0.92 AU

Year: 273 Days

Day: 41.7 Hours

Environment

Temp: 100 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.81 AU - 0.99 AU

Year: 320 Days

Day: 40.9 Hours

Environment

Temp: 35 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 51,080,777 km

• M1: 32,762 km (0.026 R)
• M2: 522,695 km (0.081 R)

Asteroid Belt

Center: 1.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 1.75 AU - 2.51 AU

Year: 1165 Days

Day: 44.6 Hours

Environment

Temp: -88 °C

Axial Tilt: 34.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,080,777 km

• M1: 162,314 km (0.089 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 2.58 AU - 2.92 AU

Year: 1709 Days

Day: 47.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 41.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 51,080,777 km

• M1: 2,251,149 km (0.082 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 3.24 AU - 4.2 AU

Year: 2689 Days

Day: 38.3 Hours

Environment

Temp: -120 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 9.66 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 155.8

Radius: 6.2

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 12.72 AU - 18.46 AU

Year: 23067 Days

Day: 15.4 Hours

Environment

Temp: -206 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 51,080,777 km

• M1: 85,420 km (0.037 R)
• M2: 303,384 km (0.106 R)
• M3: 425,456 km (0.074 R)
• M4: 516,113 km (0.116 R)
• M5: 753,076 km (0.041 R)
• M6: 845,527 km (0.03 R)
• M7: 922,271 km (0.118 R)
• M8: 1,124,677 km (0.093 R)
• M9: 1,166,863 km (0.108 R)
• M10: 1,296,714 km (0.081 R)
• M11: 1,385,875 km (0.08 R)
• M12: 1,837,361 km (0.106 R)
• M13: 2,197,294 km (0.058 R)
• M14: 2,277,328 km (0.066 R)
• M15: 2,864,201 km (0.081 R)
• M16: 3,939,660 km (0.087 R)
• M17: 4,234,667 km (0.05 R)
• M18: 4,368,108 km (0.03 R)
• M19: 4,604,772 km (0.118 R)
• M20: 4,811,217 km (0.08 R)
• M21: 5,020,505 km (0.086 R)
• M22: 5,161,725 km (0.115 R)
• M23: 6,877,912 km (0.032 R)
• M24: 7,472,563 km (0.029 R)
• M25: 7,837,283 km (0.073 R)
• M26: 8,752,822 km (0.056 R)
• M27: 10,457,490 km (0.105 R)
• M28: 10,683,382 km (0.108 R)
• M29: 11,836,483 km (0.058 R)
• M30: 12,308,614 km (0.083 R)
• M31: 12,356,186 km (0.119 R)
• M32: 13,614,304 km (0.074 R)
• M33: 16,197,560 km (0.079 R)
• M34: 16,721,601 km (0.118 R)
• M35: 17,144,664 km (0.113 R)
• M36: 19,534,340 km (0.107 R)
• M37: 20,203,940 km (0.116 R)
• M38: 23,132,618 km (0.029 R)
• M39: 24,376,524 km (0.101 R)
• M40: 24,856,135 km (0.064 R)
• M41: 24,916,273 km (0.118 R)
• M42: 25,338,887 km (0.098 R)
• M43: 25,581,385 km (0.095 R)
• M44: 25,763,745 km (0.119 R)
• M45: 27,300,415 km (0.044 R)
• M46: 28,803,275 km (0.114 R)
• M47: 28,929,685 km (0.066 R)
• M48: 29,246,683 km (0.097 R)
• M49: 30,332,913 km (0.104 R)
• M50: 30,977,979 km (0.108 R)
• M51: 31,107,531 km (0.034 R)
• M52: 34,404,668 km (0.051 R)
• M53: 34,740,515 km (0.096 R)
• M54: 35,009,941 km (0.084 R)
• M55: 35,415,351 km (0.088 R)
• M56: 36,435,609 km (0.057 R)
• M57: 36,983,735 km (0.089 R)
• M58: 39,343,492 km (0.085 R)
• M59: 41,038,286 km (0.065 R)
• M60: 41,180,554 km (0.068 R)
• M61: 41,822,927 km (0.117 R)
• M62: 42,396,785 km (0.115 R)
• M63: 42,756,717 km (0.108 R)
• M64: 43,117,697 km (0.087 R)
• M65: 44,791,248 km (0.053 R)
• M66: 44,864,401 km (0.093 R)
• M67: 46,189,689 km (0.116 R)
• M68: 46,485,893 km (0.097 R)
• M69: 46,857,045 km (0.094 R)
• M70: 47,527,543 km (0.119 R)
• M71: 48,351,528 km (0.075 R)
• M72: 48,953,659 km (0.071 R)
• M73: 49,785,723 km (0.071 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 368 - 13,298 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit