🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.61 AU - 0.73 AU

Year: 206 Days

Day: 23.4 Hours

Environment

Temp: 172 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.82 AU - 1.06 AU

Year: 342 Days

Day: 25.8 Hours

Environment

Temp: 13 °C

Axial Tilt: 20.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2 AU - 2.58 AU

Year: 1299 Days

Day: 46.1 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.9

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.54 AU - 4 AU

Year: 2216 Days

Day: 25.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,692,651 km

• M1: 92,601 km (0.059 R)

Asteroid Belt

Center: 6.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.3

Radius: 13.2

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 7.5 AU - 10.44 AU

Year: 10067 Days

Day: 13.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 75,692,651 km

• M1: 168,597 km (0.076 R)
• M2: 813,214 km (0.112 R)
• M3: 1,530,685 km (0.069 R)
• M4: 2,701,588 km (0.096 R)
• M5: 4,111,548 km (0.063 R)
• M6: 4,733,725 km (0.109 R)
• M7: 7,914,176 km (0.09 R)
• M8: 8,620,727 km (0.044 R)
• M9: 9,055,907 km (0.115 R)
• M10: 10,844,948 km (0.104 R)
• M11: 20,927,695 km (0.046 R)
• M12: 24,200,597 km (0.084 R)
• M13: 24,981,498 km (0.103 R)
• M14: 31,332,825 km (0.109 R)
• M15: 35,154,004 km (0.096 R)
• M16: 37,176,567 km (0.077 R)
• M17: 38,567,229 km (0.036 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828.9

Radius: 12.5

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 8.84 AU - 10.68 AU

Year: 11426 Days

Day: 11.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 90.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 75,692,651 km

• M1: 155,432 km (0.085 R)
• M2: 649,255 km (0.104 R)
• M3: 1,133,952 km (0.106 R)
• M4: 1,658,592 km (0.079 R)
• M5: 2,481,529 km (0.113 R)
• M6: 3,992,318 km (0.093 R)
• M7: 4,612,701 km (0.084 R)
• M8: 5,127,617 km (0.115 R)
• M9: 7,072,688 km (0.045 R)
• M10: 7,715,361 km (0.098 R)
• M11: 9,672,550 km (0.103 R)
• M12: 11,764,377 km (0.031 R)
• M13: 13,168,203 km (0.065 R)
• M14: 14,544,952 km (0.077 R)
• M15: 16,527,124 km (0.066 R)
• M16: 17,737,520 km (0.118 R)
• M17: 19,414,662 km (0.119 R)
• M18: 21,723,556 km (0.109 R)
• M19: 22,350,819 km (0.09 R)
• M20: 23,174,954 km (0.117 R)
• M21: 23,641,550 km (0.064 R)
• M22: 25,969,143 km (0.115 R)
• M23: 34,829,227 km (0.053 R)
• M24: 35,812,833 km (0.083 R)
• M25: 39,933,207 km (0.046 R)
• M26: 40,604,452 km (0.038 R)
• M27: 43,364,533 km (0.038 R)
• M28: 47,886,278 km (0.086 R)
• M29: 50,183,204 km (0.09 R)
• M30: 52,072,775 km (0.093 R)
• M31: 52,713,054 km (0.045 R)
• M32: 54,665,456 km (0.117 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 584.2

Radius: 4

Gravity: 36.51 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.31 AU - 16.43 AU

Year: 21488 Days

Day: 20.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 75,692,651 km

• M1: 49,816 km (0.071 R)
• M2: 204,650 km (0.102 R)
• M3: 331,359 km (0.118 R)
• M4: 585,077 km (0.064 R)
• M5: 855,251 km (0.112 R)
• M6: 1,018,911 km (0.06 R)
• M7: 1,782,459 km (0.1 R)
• M8: 2,414,061 km (0.102 R)
• M9: 3,049,104 km (0.119 R)
• M10: 3,292,948 km (0.052 R)
• M11: 3,491,465 km (0.097 R)
• M12: 4,434,081 km (0.09 R)
• M13: 5,774,927 km (0.103 R)
• M14: 6,449,463 km (0.104 R)
• M15: 6,988,764 km (0.09 R)
• M16: 7,128,189 km (0.041 R)
• M17: 7,269,409 km (0.085 R)
• M18: 8,003,935 km (0.061 R)
• M19: 9,505,150 km (0.04 R)
• M20: 10,624,441 km (0.083 R)
• M21: 11,439,151 km (0.042 R)
• M22: 13,191,989 km (0.056 R)
• M23: 13,405,166 km (0.084 R)
• M24: 15,271,399 km (0.103 R)
• M25: 21,698,124 km (0.079 R)
• M26: 24,150,482 km (0.032 R)
• M27: 24,899,070 km (0.12 R)
• M28: 33,649,947 km (0.113 R)
• M29: 52,304,352 km (0.105 R)
• M30: 54,279,493 km (0.069 R)
• M31: 54,826,572 km (0.072 R)
• M32: 55,377,392 km (0.072 R)
• M33: 56,677,098 km (0.111 R)
• M34: 59,917,538 km (0.106 R)
• M35: 60,306,791 km (0.095 R)
• M36: 65,933,466 km (0.096 R)
• M37: 67,813,762 km (0.092 R)
• M38: 68,873,663 km (0.104 R)
• M39: 71,462,454 km (0.072 R)
• M40: 72,780,710 km (0.108 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 250 - 16,502 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit