🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.67 AU - 0.81 AU

Year: 239 Days

Day: 34.3 Hours

Environment

Temp: 114 °C

Axial Tilt: 38 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.84 AU - 1.3 AU

Year: 415 Days

Day: 47.7 Hours

Environment

Temp: 16 °C

Axial Tilt: 22.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 57,453,975 km

• M1: 628,610 km (0.089 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.87 AU - 2.65 AU

Year: 1273 Days

Day: 18.3 Hours

Environment

Temp: -78 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,453,975 km

• M1: 547,528 km (0.103 R)
• M2: 770,429 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.9 AU - 2.78 AU

Year: 1341 Days

Day: 17.1 Hours

Environment

Temp: -80 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.3 AU - 2.4 AU

Year: 1350 Days

Day: 17.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 25.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 2.39 AU - 3.65 AU

Year: 1967 Days

Day: 44.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.57 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 12.11 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 473

Radius: 3.2

Gravity: 46.19 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 11.94 AU - 12.28 AU

Year: 15792 Days

Day: 16.2 Hours

Environment

Temp: -194 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 57,453,975 km

• M1: 54,304 km (0.097 R)
• M2: 124,914 km (0.075 R)
• M3: 266,733 km (0.068 R)
• M4: 294,558 km (0.067 R)
• M5: 415,732 km (0.09 R)
• M6: 606,171 km (0.093 R)
• M7: 662,569 km (0.099 R)
• M8: 947,703 km (0.106 R)
• M9: 1,172,249 km (0.116 R)
• M10: 1,487,751 km (0.09 R)
• M11: 1,694,495 km (0.116 R)
• M12: 1,828,236 km (0.114 R)
• M13: 2,105,889 km (0.051 R)
• M14: 2,546,754 km (0.107 R)
• M15: 3,275,745 km (0.08 R)
• M16: 3,342,016 km (0.119 R)
• M17: 3,818,186 km (0.063 R)
• M18: 4,171,088 km (0.088 R)
• M19: 4,242,895 km (0.113 R)
• M20: 5,098,295 km (0.1 R)
• M21: 5,252,232 km (0.112 R)
• M22: 5,329,873 km (0.066 R)
• M23: 5,525,547 km (0.116 R)
• M24: 5,565,041 km (0.097 R)
• M25: 5,723,615 km (0.065 R)
• M26: 5,923,926 km (0.101 R)
• M27: 6,959,742 km (0.108 R)
• M28: 7,520,135 km (0.052 R)
• M29: 7,607,650 km (0.09 R)
• M30: 7,960,851 km (0.093 R)
• M31: 8,410,093 km (0.116 R)
• M32: 8,913,490 km (0.115 R)
• M33: 8,959,865 km (0.071 R)
• M34: 9,145,666 km (0.108 R)
• M35: 10,775,684 km (0.039 R)
• M36: 12,183,849 km (0.05 R)
• M37: 14,185,020 km (0.065 R)
• M38: 14,293,029 km (0.091 R)
• M39: 14,347,184 km (0.048 R)
• M40: 14,892,618 km (0.098 R)
• M41: 15,112,676 km (0.032 R)
• M42: 15,555,935 km (0.092 R)
• M43: 16,059,780 km (0.091 R)
• M44: 16,455,317 km (0.032 R)
• M45: 16,796,849 km (0.09 R)
• M46: 17,893,850 km (0.101 R)
• M47: 18,835,569 km (0.044 R)
• M48: 19,372,326 km (0.106 R)
• M49: 19,914,020 km (0.071 R)
• M50: 20,035,044 km (0.105 R)
• M51: 21,259,054 km (0.057 R)
• M52: 21,382,772 km (0.071 R)
• M53: 21,817,653 km (0.109 R)
• M54: 22,192,844 km (0.09 R)
• M55: 22,381,188 km (0.117 R)
• M56: 22,696,241 km (0.065 R)
• M57: 23,076,369 km (0.067 R)
• M58: 23,778,582 km (0.028 R)
• M59: 25,466,046 km (0.033 R)
• M60: 25,729,188 km (0.045 R)
• M61: 26,656,845 km (0.039 R)
• M62: 27,527,953 km (0.106 R)
• M63: 29,919,425 km (0.09 R)
• M64: 30,058,102 km (0.115 R)
• M65: 30,266,492 km (0.084 R)
• M66: 32,163,393 km (0.115 R)
• M67: 32,447,629 km (0.109 R)
• M68: 34,026,036 km (0.12 R)
• M69: 34,897,443 km (0.072 R)
• M70: 35,116,455 km (0.081 R)
• M71: 35,849,783 km (0.114 R)
• M72: 37,630,148 km (0.064 R)
• M73: 37,704,947 km (0.097 R)
• M74: 38,154,787 km (0.071 R)
• M75: 39,059,854 km (0.108 R)
• M76: 39,895,807 km (0.081 R)
• M77: 40,124,692 km (0.118 R)
• M78: 40,814,338 km (0.103 R)
• M79: 41,739,751 km (0.086 R)
• M80: 41,817,242 km (0.03 R)
• M81: 42,594,254 km (0.109 R)
• M82: 43,219,274 km (0.091 R)
• M83: 43,297,663 km (0.117 R)
• M84: 43,454,441 km (0.09 R)
• M85: 45,271,457 km (0.096 R)
• M86: 45,989,228 km (0.096 R)
• M87: 46,630,404 km (0.09 R)
• M88: 47,193,790 km (0.093 R)
• M89: 48,979,240 km (0.104 R)
• M90: 49,142,601 km (0.114 R)
• M91: 49,880,119 km (0.086 R)
• M92: 50,126,806 km (0.097 R)
• M93: 51,200,470 km (0.111 R)
• M94: 54,043,876 km (0.115 R)
• M95: 54,128,250 km (0.093 R)
• M96: 54,550,864 km (0.029 R)
• M97: 55,399,532 km (0.065 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 17,274 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit