🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.64 AU - 0.86 AU

Year: 240 Days

Day: 28.7 Hours

Environment

Temp: 96 °C

Axial Tilt: 39.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,988,382 km

• M1: 427,252 km (0.081 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 0.7 AU - 0.8 AU

Year: 240 Days

Day: 30.2 Hours

Environment

Temp: 104 °C

Axial Tilt: 19.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 32,988,382 km

• M1: 163,660 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.34

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.66 AU - 1.08 AU

Year: 299 Days

Day: 38.6 Hours

Environment

Temp: 127 °C

Axial Tilt: 1.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 32,988,382 km

• M1: 69,114 km (0.119 R)
• M2: 283,039 km (0.075 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.92 AU - 1.52 AU

Year: 497 Days

Day: 47.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 9.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.62 AU - 1.72 AU

Year: 796 Days

Day: 18.7 Hours

Environment

Temp: -49 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 32,988,382 km

• M1: 189,690 km (0.108 R)
• M2: 266,733 km (0.096 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.77 AU - 2.91 AU

Year: 1321 Days

Day: 21 Hours

Environment

Temp: -92 °C

Axial Tilt: 17.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 2.63 AU - 4.35 AU

Year: 2406 Days

Day: 25.6 Hours

Environment

Temp: -116 °C

Axial Tilt: 7.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,988,382 km

• M1: 142,268 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 763.2

Radius: 10.8

Gravity: 6.54 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.83 AU - 6.15 AU

Year: 5409 Days

Day: 9.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 32,988,382 km

• M1: 182,958 km (0.089 R)
• M2: 272,119 km (0.097 R)
• M3: 358,736 km (0.079 R)
• M4: 479,760 km (0.118 R)
• M5: 691,441 km (0.103 R)
• M6: 891,753 km (0.12 R)
• M7: 991,983 km (0.07 R)
• M8: 1,252,134 km (0.101 R)
• M9: 1,449,155 km (0.119 R)
• M10: 1,782,010 km (0.032 R)
• M11: 1,929,663 km (0.06 R)
• M12: 2,042,909 km (0.032 R)
• M13: 2,336,270 km (0.116 R)
• M14: 2,601,657 km (0.08 R)
• M15: 2,748,562 km (0.118 R)
• M16: 2,833,832 km (0.089 R)
• M17: 3,072,890 km (0.03 R)
• M18: 3,594,089 km (0.065 R)
• M19: 3,829,406 km (0.091 R)
• M20: 3,924,999 km (0.044 R)
• M21: 4,167,348 km (0.119 R)
• M22: 4,265,783 km (0.105 R)
• M23: 4,464,748 km (0.093 R)
• M24: 5,106,673 km (0.078 R)
• M25: 5,668,263 km (0.095 R)
• M26: 5,859,898 km (0.059 R)
• M27: 6,618,958 km (0.117 R)
• M28: 6,734,148 km (0.1 R)
• M29: 6,907,981 km (0.096 R)
• M30: 7,379,214 km (0.104 R)
• M31: 7,618,571 km (0.096 R)
• M32: 7,709,077 km (0.079 R)
• M33: 7,799,883 km (0.115 R)
• M34: 8,228,631 km (0.056 R)
• M35: 8,539,495 km (0.118 R)
• M36: 8,727,839 km (0.094 R)
• M37: 9,365,874 km (0.106 R)
• M38: 9,462,813 km (0.055 R)
• M39: 9,788,637 km (0.084 R)
• M40: 9,985,957 km (0.081 R)
• M41: 10,151,263 km (0.103 R)
• M42: 10,484,866 km (0.101 R)
• M43: 10,991,853 km (0.094 R)
• M44: 11,196,952 km (0.09 R)
• M45: 11,472,362 km (0.104 R)
• M46: 11,645,596 km (0.075 R)
• M47: 11,784,871 km (0.054 R)
• M48: 12,065,068 km (0.061 R)
• M49: 13,207,547 km (0.047 R)
• M50: 14,198,334 km (0.118 R)
• M51: 15,633,127 km (0.055 R)
• M52: 16,562,878 km (0.103 R)
• M53: 16,798,195 km (0.032 R)
• M54: 17,113,548 km (0.073 R)
• M55: 17,311,615 km (0.028 R)
• M56: 18,679,089 km (0.077 R)
• M57: 18,760,471 km (0.069 R)
• M58: 19,211,059 km (0.106 R)
• M59: 19,914,169 km (0.088 R)
• M60: 20,625,806 km (0.085 R)
• M61: 20,710,030 km (0.112 R)
• M62: 20,921,262 km (0.11 R)
• M63: 21,601,783 km (0.084 R)
• M64: 21,944,811 km (0.098 R)
• M65: 22,549,485 km (0.103 R)
• M66: 24,218,100 km (0.077 R)
• M67: 24,485,282 km (0.093 R)
• M68: 24,932,580 km (0.11 R)
• M69: 25,472,927 km (0.068 R)
• M70: 25,608,612 km (0.088 R)
• M71: 25,926,209 km (0.118 R)
• M72: 29,552,311 km (0.073 R)
• M73: 29,694,878 km (0.05 R)
• M74: 29,837,744 km (0.051 R)
• M75: 30,171,946 km (0.109 R)
• M76: 30,267,688 km (0.119 R)
• M77: 31,521,019 km (0.104 R)
• M78: 31,812,735 km (0.078 R)
• M79: 32,007,661 km (0.111 R)
• M80: 32,349,792 km (0.097 R)
• M81: 32,644,051 km (0.11 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 394 - 18,839 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit