🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.67 AU - 0.97 AU

Year: 260 Days

Day: 12.5 Hours

Environment

Temp: 180 °C

Axial Tilt: 9.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 99,286,885 km

• M1: 405,410 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.56 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.96

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 1.52 AU - 1.6 AU

Year: 682 Days

Day: 26 Hours

Environment

Temp: -22 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 99,286,885 km

• M1: 41,887 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.26 AU - 2 AU

Year: 728 Days

Day: 36.4 Hours

Environment

Temp: -27 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 2.27 AU - 2.39 AU

Year: 1244 Days

Day: 16.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 3.67 AU - 5.25 AU

Year: 3295 Days

Day: 32.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,286,885 km

• M1: 39,195 km (0.091 R)

Planet 6 - Terrestrial

Semi-Major Axis: 5.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 4.55 AU - 6.47 AU

Year: 4525 Days

Day: 21.5 Hours

Environment

Temp: -136 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.37 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 709.8

Radius: 14.8

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.62 AU - 9.84 AU

Year: 9810 Days

Day: 13.9 Hours

Environment

Temp: -158 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 99,286,885 km

• M1: 187,297 km (0.035 R)
• M2: 664,813 km (0.095 R)
• M3: 1,311,824 km (0.052 R)
• M4: 3,643,157 km (0.12 R)
• M5: 4,220,156 km (0.096 R)
• M6: 5,361,588 km (0.034 R)
• M7: 5,934,996 km (0.062 R)
• M8: 6,814,632 km (0.076 R)
• M9: 7,326,556 km (0.042 R)
• M10: 8,251,519 km (0.081 R)
• M11: 9,637,095 km (0.064 R)
• M12: 10,748,009 km (0.048 R)
• M13: 13,164,463 km (0.034 R)
• M14: 13,961,520 km (0.086 R)
• M15: 14,531,937 km (0.076 R)
• M16: 15,787,512 km (0.114 R)
• M17: 18,742,070 km (0.119 R)
• M18: 19,203,430 km (0.101 R)
• M19: 21,709,344 km (0.075 R)
• M20: 24,426,191 km (0.041 R)
• M21: 25,162,661 km (0.096 R)
• M22: 29,171,734 km (0.088 R)
• M23: 31,706,222 km (0.075 R)
• M24: 37,695,821 km (0.106 R)
• M25: 38,185,604 km (0.1 R)
• M26: 42,127,060 km (0.077 R)
• M27: 44,263,766 km (0.066 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 697.3

Radius: 4.1

Gravity: 41.48 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 15.79 AU - 22.72 AU

Year: 29548 Days

Day: 21.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 99,286,885 km

• M1: 51,162 km (0.066 R)
• M2: 1,037,162 km (0.114 R)
• M3: 1,242,710 km (0.101 R)
• M4: 1,601,595 km (0.119 R)
• M5: 1,856,210 km (0.07 R)
• M6: 2,183,082 km (0.056 R)
• M7: 2,624,545 km (0.07 R)
• M8: 3,849,004 km (0.109 R)
• M9: 6,594,573 km (0.051 R)
• M10: 6,741,329 km (0.089 R)
• M11: 7,831,299 km (0.1 R)
• M12: 8,163,107 km (0.12 R)
• M13: 9,647,417 km (0.1 R)
• M14: 11,094,477 km (0.09 R)
• M15: 11,725,930 km (0.05 R)
• M16: 14,328,783 km (0.04 R)
• M17: 15,590,492 km (0.119 R)
• M18: 16,742,096 km (0.038 R)
• M19: 20,020,234 km (0.082 R)
• M20: 21,485,994 km (0.028 R)
• M21: 22,244,904 km (0.036 R)
• M22: 22,465,112 km (0.101 R)
• M23: 23,134,114 km (0.104 R)
• M24: 28,065,309 km (0.1 R)
• M25: 28,322,318 km (0.06 R)
• M26: 30,842,743 km (0.085 R)
• M27: 31,391,767 km (0.068 R)
• M28: 32,509,412 km (0.078 R)
• M29: 34,971,644 km (0.106 R)
• M30: 39,133,307 km (0.087 R)
• M31: 39,776,727 km (0.082 R)
• M32: 45,003,378 km (0.101 R)
• M33: 47,143,525 km (0.05 R)
• M34: 51,241,759 km (0.093 R)
• M35: 56,179,685 km (0.096 R)
• M36: 62,950,634 km (0.076 R)
• M37: 71,912,744 km (0.085 R)
• M38: 73,606,341 km (0.057 R)
• M39: 76,071,714 km (0.066 R)
• M40: 76,571,371 km (0.088 R)
• M41: 80,129,855 km (0.12 R)
• M42: 87,300,979 km (0.105 R)
• M43: 91,182,296 km (0.105 R)
• M44: 93,450,947 km (0.1 R)
• M45: 94,887,985 km (0.033 R)
• M46: 95,177,008 km (0.068 R)
• M47: 96,631,548 km (0.031 R)

Kuiper Belt

Range: 31.4 - 50.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 17,544 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit