🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 0.5 AU - 0.52 AU

Year: 138 Days

Day: 31.9 Hours

Environment

Temp: 211 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.68 AU - 1.08 AU

Year: 313 Days

Day: 46.7 Hours

Environment

Temp: 28 °C

Axial Tilt: 36.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 47,432,375 km

• M1: 91,404 km (0.107 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.61

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 2.23 AU - 2.49 AU

Year: 1373 Days

Day: 42.9 Hours

Environment

Temp: -88 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.98 AU - 2.82 AU

Year: 1408 Days

Day: 33.4 Hours

Environment

Temp: -100 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 963.9

Radius: 9.8

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 6.75 AU - 8.91 AU

Year: 8298 Days

Day: 5.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 47,432,375 km

• M1: 126,111 km (0.091 R)
• M2: 343,477 km (0.111 R)
• M3: 558,598 km (0.099 R)
• M4: 666,758 km (0.06 R)
• M5: 870,061 km (0.084 R)
• M6: 1,192,445 km (0.088 R)
• M7: 1,335,909 km (0.088 R)
• M8: 1,595,611 km (0.088 R)
• M9: 1,685,818 km (0.06 R)
• M10: 1,919,041 km (0.114 R)
• M11: 2,039,617 km (0.105 R)
• M12: 2,416,604 km (0.112 R)
• M13: 3,350,544 km (0.079 R)
• M14: 4,258,603 km (0.11 R)
• M15: 4,805,383 km (0.073 R)
• M16: 4,970,539 km (0.112 R)
• M17: 5,171,150 km (0.05 R)
• M18: 5,964,916 km (0.101 R)
• M19: 6,722,480 km (0.046 R)
• M20: 6,833,182 km (0.072 R)
• M21: 7,131,480 km (0.09 R)
• M22: 7,472,114 km (0.112 R)
• M23: 7,895,776 km (0.119 R)
• M24: 8,051,806 km (0.034 R)
• M25: 8,486,089 km (0.112 R)
• M26: 9,418,682 km (0.096 R)
• M27: 10,340,953 km (0.116 R)
• M28: 10,469,009 km (0.04 R)
• M29: 10,683,532 km (0.072 R)
• M30: 11,644,549 km (0.11 R)
• M31: 11,911,581 km (0.103 R)
• M32: 12,135,529 km (0.117 R)
• M33: 12,678,719 km (0.058 R)
• M34: 12,815,900 km (0.11 R)
• M35: 12,953,380 km (0.069 R)
• M36: 13,091,459 km (0.049 R)
• M37: 16,299,735 km (0.093 R)
• M38: 16,949,140 km (0.089 R)
• M39: 17,657,934 km (0.086 R)
• M40: 17,759,960 km (0.07 R)
• M41: 18,067,384 km (0.08 R)
• M42: 18,221,619 km (0.098 R)
• M43: 18,947,618 km (0.091 R)
• M44: 19,683,190 km (0.104 R)
• M45: 20,107,599 km (0.103 R)
• M46: 20,857,683 km (0.08 R)
• M47: 21,507,985 km (0.1 R)
• M48: 21,890,357 km (0.092 R)
• M49: 23,274,287 km (0.093 R)
• M50: 23,386,186 km (0.079 R)
• M51: 24,401,657 km (0.12 R)
• M52: 24,914,777 km (0.087 R)
• M53: 25,201,407 km (0.05 R)
• M54: 25,720,063 km (0.089 R)
• M55: 26,709,353 km (0.102 R)
• M56: 27,179,240 km (0.11 R)
• M57: 27,829,841 km (0.059 R)
• M58: 28,246,472 km (0.084 R)
• M59: 28,665,196 km (0.106 R)
• M60: 29,025,727 km (0.077 R)
• M61: 29,267,028 km (0.095 R)
• M62: 31,035,574 km (0.087 R)
• M63: 31,591,330 km (0.107 R)
• M64: 31,839,513 km (0.088 R)
• M65: 32,150,527 km (0.056 R)
• M66: 32,838,378 km (0.047 R)
• M67: 33,531,166 km (0.083 R)
• M68: 33,594,446 km (0.04 R)
• M69: 33,657,576 km (0.092 R)
• M70: 35,509,299 km (0.064 R)
• M71: 35,702,729 km (0.102 R)
• M72: 35,767,205 km (0.111 R)
• M73: 38,051,116 km (0.099 R)
• M74: 38,447,251 km (0.036 R)
• M75: 38,513,523 km (0.119 R)
• M76: 38,579,645 km (0.094 R)
• M77: 38,778,610 km (0.112 R)
• M78: 39,243,860 km (0.092 R)
• M79: 39,777,924 km (0.085 R)
• M80: 40,113,023 km (0.077 R)
• M81: 41,394,628 km (0.028 R)
• M82: 42,484,299 km (0.097 R)
• M83: 43,307,836 km (0.102 R)
• M84: 43,928,816 km (0.111 R)
• M85: 44,622,352 km (0.071 R)
• M86: 44,761,478 km (0.043 R)
• M87: 45,459,352 km (0.104 R)
• M88: 47,432,398 km (0.112 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 546 - 20,264 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit