🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.56 AU - 0.74 AU

Year: 190 Days

Day: 21.3 Hours

Environment

Temp: 205 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 63,849,466 km

• M1: 161,416 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.99

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.66 AU - 0.7 AU

Year: 204 Days

Day: 45.4 Hours

Environment

Temp: 190 °C

Axial Tilt: 2.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.88 AU - 0.88 AU

Year: 300 Days

Day: 22.9 Hours

Environment

Temp: 123 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.79 AU - 1.11 AU

Year: 337 Days

Day: 15.7 Hours

Environment

Temp: 88 °C

Axial Tilt: 27 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 1.08 AU - 1.14 AU

Year: 425 Days

Day: 28.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 14.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 63,849,466 km

• M1: 66,721 km (0.051 R)
• M2: 460,612 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.41 AU - 1.49 AU

Year: 635 Days

Day: 31.2 Hours

Environment

Temp: -22 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 63,849,466 km

• M1: 149,448 km (0.069 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.67 AU - 3.45 AU

Year: 1945 Days

Day: 43.6 Hours

Environment

Temp: -102 °C

Axial Tilt: 8.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.4

Radius: 3

Gravity: 50.82 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 12.1 AU - 15.68 AU

Year: 18814 Days

Day: 22.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (90)

Outer Limit: 63,849,466 km

• M1: 39,344 km (0.058 R)
• M2: 101,128 km (0.102 R)
• M3: 121,174 km (0.097 R)
• M4: 437,424 km (0.107 R)
• M5: 606,320 km (0.088 R)
• M6: 838,047 km (0.094 R)
• M7: 860,337 km (0.059 R)
• M8: 1,070,522 km (0.113 R)
• M9: 1,168,808 km (0.077 R)
• M10: 1,454,241 km (0.1 R)
• M11: 1,481,169 km (0.063 R)
• M12: 1,508,395 km (0.085 R)
• M13: 1,535,622 km (0.027 R)
• M14: 1,590,824 km (0.102 R)
• M15: 1,731,595 km (0.026 R)
• M16: 1,847,085 km (0.051 R)
• M17: 2,025,106 km (0.078 R)
• M18: 2,429,170 km (0.045 R)
• M19: 2,525,810 km (0.067 R)
• M20: 3,344,260 km (0.047 R)
• M21: 3,969,131 km (0.118 R)
• M22: 5,363,981 km (0.091 R)
• M23: 5,960,278 km (0.085 R)
• M24: 6,222,075 km (0.099 R)
• M25: 8,399,771 km (0.084 R)
• M26: 9,039,751 km (0.106 R)
• M27: 9,644,276 km (0.072 R)
• M28: 11,588,599 km (0.081 R)
• M29: 11,914,872 km (0.034 R)
• M30: 12,079,280 km (0.047 R)
• M31: 12,465,691 km (0.086 R)
• M32: 12,912,091 km (0.07 R)
• M33: 13,137,386 km (0.053 R)
• M34: 13,363,877 km (0.101 R)
• M35: 13,477,571 km (0.118 R)
• M36: 13,763,303 km (0.116 R)
• M37: 13,820,749 km (0.093 R)
• M38: 16,120,218 km (0.074 R)
• M39: 16,484,339 km (0.101 R)
• M40: 16,728,483 km (0.098 R)
• M41: 17,035,607 km (0.089 R)
• M42: 17,842,388 km (0.107 R)
• M43: 19,493,201 km (0.057 R)
• M44: 20,533,056 km (0.05 R)
• M45: 21,125,763 km (0.079 R)
• M46: 21,991,934 km (0.083 R)
• M47: 22,126,123 km (0.055 R)
• M48: 23,073,676 km (0.119 R)
• M49: 23,896,465 km (0.105 R)
• M50: 24,034,544 km (0.058 R)
• M51: 25,711,536 km (0.116 R)
• M52: 25,782,295 km (0.105 R)
• M53: 26,564,243 km (0.093 R)
• M54: 26,922,231 km (0.049 R)
• M55: 27,353,821 km (0.045 R)
• M56: 29,103,368 km (0.063 R)
• M57: 30,140,530 km (0.119 R)
• M58: 31,642,942 km (0.067 R)
• M59: 31,870,480 km (0.094 R)
• M60: 31,946,326 km (0.108 R)
• M61: 32,403,348 km (0.112 R)
• M62: 33,709,636 km (0.06 R)
• M63: 34,954,739 km (0.116 R)
• M64: 36,691,271 km (0.081 R)
• M65: 37,489,825 km (0.071 R)
• M66: 38,052,163 km (0.033 R)
• M67: 38,455,629 km (0.045 R)
• M68: 39,022,754 km (0.117 R)
• M69: 41,318,782 km (0.056 R)
• M70: 41,899,671 km (0.08 R)
• M71: 42,149,499 km (0.092 R)
• M72: 43,153,451 km (0.101 R)
• M73: 45,184,840 km (0.099 R)
• M74: 46,126,259 km (0.118 R)
• M75: 46,212,278 km (0.031 R)
• M76: 47,420,431 km (0.116 R)
• M77: 47,507,197 km (0.114 R)
• M78: 52,625,389 km (0.05 R)
• M79: 54,611,899 km (0.086 R)
• M80: 54,702,855 km (0.113 R)
• M81: 58,007,921 km (0.092 R)
• M82: 58,100,671 km (0.033 R)
• M83: 58,286,173 km (0.081 R)
• M84: 59,123,921 km (0.12 R)
• M85: 59,217,270 km (0.12 R)
• M86: 59,497,467 km (0.101 R)
• M87: 59,871,761 km (0.086 R)
• M88: 60,059,356 km (0.108 R)
• M89: 63,276,010 km (0.107 R)
• M90: 63,371,453 km (0.047 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 329 - 16,825 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit