🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.51 AU - 0.67 AU

Year: 162 Days

Day: 14.2 Hours

Environment

Temp: 163 °C

Axial Tilt: 3.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 28,277,767 km

• M1: 439,668 km (0.115 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.5

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.71 AU - 0.95 AU

Year: 270 Days

Day: 34.4 Hours

Environment

Temp: 133 °C

Axial Tilt: 3.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.51

Radius: 1.18

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.77 AU - 1.05 AU

Year: 309 Days

Day: 13.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 1.08 AU - 1.52 AU

Year: 528 Days

Day: 42.1 Hours

Environment

Temp: 3 °C

Axial Tilt: 34.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.51 AU - 1.89 AU

Year: 790 Days

Day: 45.8 Hours

Environment

Temp: -30 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.27 AU - 4.79 AU

Year: 2884 Days

Day: 27.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 37.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.1

Radius: 11.3

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 7.81 AU - 9.01 AU

Year: 8693 Days

Day: 9.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 9.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 28,277,767 km

• M1: 168,597 km (0.087 R)
• M2: 574,905 km (0.111 R)
• M3: 1,043,744 km (0.068 R)
• M4: 1,167,013 km (0.104 R)
• M5: 1,281,007 km (0.086 R)
• M6: 1,520,662 km (0.079 R)
• M7: 1,742,516 km (0.104 R)
• M8: 1,941,332 km (0.058 R)
• M9: 2,218,088 km (0.116 R)
• M10: 2,489,309 km (0.075 R)
• M11: 2,563,360 km (0.059 R)
• M12: 3,103,557 km (0.061 R)
• M13: 3,284,720 km (0.109 R)
• M14: 3,366,401 km (0.067 R)
• M15: 3,511,062 km (0.078 R)
• M16: 3,913,929 km (0.104 R)
• M17: 4,220,455 km (0.047 R)
• M18: 4,489,283 km (0.11 R)
• M19: 5,523,153 km (0.082 R)
• M20: 5,768,045 km (0.093 R)
• M21: 6,066,792 km (0.113 R)
• M22: 6,319,762 km (0.103 R)
• M23: 6,653,664 km (0.036 R)
• M24: 7,205,381 km (0.075 R)
• M25: 7,908,940 km (0.09 R)
• M26: 8,019,044 km (0.093 R)
• M27: 8,129,747 km (0.104 R)
• M28: 8,324,822 km (0.116 R)
• M29: 8,719,312 km (0.113 R)
• M30: 9,293,768 km (0.092 R)
• M31: 10,328,237 km (0.106 R)
• M32: 10,509,250 km (0.104 R)
• M33: 10,600,206 km (0.11 R)
• M34: 10,752,347 km (0.046 R)
• M35: 11,243,926 km (0.076 R)
• M36: 11,586,205 km (0.12 R)
• M37: 12,217,209 km (0.12 R)
• M38: 12,440,858 km (0.083 R)
• M39: 12,569,213 km (0.05 R)
• M40: 12,859,583 km (0.067 R)
• M41: 13,348,468 km (0.11 R)
• M42: 13,545,788 km (0.094 R)
• M43: 13,810,427 km (0.115 R)
• M44: 14,110,071 km (0.078 R)
• M45: 15,227,268 km (0.116 R)
• M46: 15,399,156 km (0.063 R)
• M47: 15,744,577 km (0.062 R)
• M48: 15,953,117 km (0.099 R)
• M49: 16,443,200 km (0.035 R)
• M50: 16,548,816 km (0.083 R)
• M51: 16,867,310 km (0.045 R)
• M52: 17,330,764 km (0.117 R)
• M53: 17,617,992 km (0.073 R)
• M54: 18,197,384 km (0.094 R)
• M55: 18,709,458 km (0.065 R)
• M56: 19,152,118 km (0.059 R)
• M57: 19,860,015 km (0.055 R)
• M58: 20,500,892 km (0.12 R)
• M59: 20,690,582 km (0.096 R)
• M60: 20,804,725 km (0.051 R)
• M61: 21,033,610 km (0.075 R)
• M62: 21,263,393 km (0.1 R)
• M63: 21,763,947 km (0.116 R)
• M64: 21,957,527 km (0.032 R)
• M65: 22,073,914 km (0.082 R)
• M66: 22,346,481 km (0.11 R)
• M67: 22,424,422 km (0.097 R)
• M68: 23,249,454 km (0.044 R)
• M69: 23,526,808 km (0.045 R)
• M70: 24,284,671 km (0.095 R)
• M71: 24,888,897 km (0.066 R)
• M72: 25,010,221 km (0.111 R)
• M73: 25,294,307 km (0.08 R)
• M74: 25,742,951 km (0.081 R)
• M75: 25,906,611 km (0.117 R)
• M76: 26,152,999 km (0.101 R)
• M77: 26,441,274 km (0.077 R)
• M78: 27,647,033 km (0.039 R)
• M79: 28,066,954 km (0.12 R)

Kuiper Belt

Range: 30.8 - 58.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 365 - 11,627 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit