🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.35 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 0.67 AU - 0.73 AU

Year: 247 Days

Day: 39.1 Hours

Environment

Temp: 18 °C

Axial Tilt: 3.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.84 AU - 1.02 AU

Year: 378 Days

Day: 28.1 Hours

Environment

Temp: -44 °C

Axial Tilt: 140.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.82 AU - 1.36 AU

Year: 480 Days

Day: 19.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,958,693 km

• M1: 256,560 km (0.103 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.84 AU - 2.8 AU

Year: 1490 Days

Day: 44.3 Hours

Environment

Temp: -128 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.2

Radius: 12.6

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.93 AU - 9.17 AU

Year: 8749 Days

Day: 11.3 Hours

Environment

Temp: -181 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 41,958,693 km

• M1: 198,516 km (0.109 R)
• M2: 312,061 km (0.115 R)
• M3: 491,130 km (0.03 R)
• M4: 865,424 km (0.087 R)
• M5: 964,308 km (0.069 R)
• M6: 1,458,878 km (0.101 R)
• M7: 1,579,006 km (0.096 R)
• M8: 1,808,189 km (0.084 R)
• M9: 2,004,163 km (0.064 R)
• M10: 2,322,956 km (0.108 R)
• M11: 2,417,202 km (0.07 R)
• M12: 2,907,584 km (0.079 R)
• M13: 3,164,593 km (0.025 R)
• M14: 3,811,754 km (0.065 R)
• M15: 3,923,653 km (0.107 R)
• M16: 4,036,599 km (0.101 R)
• M17: 4,323,977 km (0.117 R)
• M18: 4,470,134 km (0.088 R)
• M19: 5,133,152 km (0.063 R)
• M20: 6,786,507 km (0.114 R)
• M21: 7,232,608 km (0.109 R)
• M22: 8,009,171 km (0.025 R)
• M23: 8,998,462 km (0.048 R)
• M24: 9,261,305 km (0.095 R)
• M25: 9,756,025 km (0.085 R)
• M26: 10,220,527 km (0.03 R)
• M27: 10,377,006 km (0.096 R)
• M28: 10,731,852 km (0.096 R)
• M29: 10,851,082 km (0.109 R)
• M30: 10,970,760 km (0.112 R)
• M31: 11,861,466 km (0.104 R)
• M32: 12,232,618 km (0.092 R)
• M33: 12,691,435 km (0.109 R)
• M34: 12,775,359 km (0.063 R)
• M35: 12,944,105 km (0.109 R)
• M36: 13,070,964 km (0.096 R)
• M37: 13,198,422 km (0.094 R)
• M38: 13,755,075 km (0.103 R)
• M39: 13,841,393 km (0.069 R)
• M40: 15,471,113 km (0.12 R)
• M41: 16,103,612 km (0.079 R)
• M42: 16,744,490 km (0.118 R)
• M43: 16,882,868 km (0.088 R)
• M44: 17,721,364 km (0.043 R)
• M45: 18,003,954 km (0.108 R)
• M46: 18,860,552 km (0.065 R)
• M47: 19,439,047 km (0.095 R)
• M48: 21,059,640 km (0.116 R)
• M49: 21,408,951 km (0.042 R)
• M50: 21,559,297 km (0.074 R)
• M51: 21,911,451 km (0.098 R)
• M52: 22,468,553 km (0.115 R)
• M53: 23,493,448 km (0.105 R)
• M54: 24,848,655 km (0.113 R)
• M55: 25,429,693 km (0.113 R)
• M56: 26,497,373 km (0.12 R)
• M57: 28,676,715 km (0.069 R)
• M58: 30,180,024 km (0.106 R)
• M59: 30,461,268 km (0.096 R)
• M60: 31,196,392 km (0.089 R)
• M61: 32,166,684 km (0.079 R)
• M62: 32,338,871 km (0.119 R)
• M63: 32,742,037 km (0.101 R)
• M64: 33,727,887 km (0.077 R)
• M65: 33,961,409 km (0.061 R)
• M66: 34,312,516 km (0.077 R)
• M67: 34,547,235 km (0.067 R)
• M68: 34,900,286 km (0.11 R)
• M69: 35,966,918 km (0.064 R)
• M70: 37,285,025 km (0.117 R)
• M71: 37,465,889 km (0.078 R)
• M72: 38,010,575 km (0.093 R)
• M73: 38,375,145 km (0.116 R)
• M74: 39,107,726 km (0.074 R)
• M75: 40,091,781 km (0.095 R)
• M76: 41,146,146 km (0.065 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 508 - 17,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit