🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.49 AU - 0.69 AU

Year: 160 Days

Day: 23.9 Hours

Environment

Temp: 227 °C

Axial Tilt: 10.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,707,035 km

• M1: 245,640 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.87 AU - 1.11 AU

Year: 348 Days

Day: 26.9 Hours

Environment

Temp: 95 °C

Axial Tilt: 19.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.02 AU - 3.48 AU

Year: 2069 Days

Day: 39.7 Hours

Environment

Temp: -97 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 5.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4 AU - 6.02 AU

Year: 3960 Days

Day: 41.4 Hours

Environment

Temp: -121 °C

Axial Tilt: 2.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,707,035 km

• M1: 297,999 km (0.095 R)

Asteroid Belt

Center: 6.82 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 8.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 179

Radius: 11.6

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.34 AU - 9.92 AU

Year: 8952 Days

Day: 13 Hours

Environment

Temp: -154 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,707,035 km

• M1: 144,512 km (0.09 R)
• M2: 545,583 km (0.099 R)
• M3: 1,054,964 km (0.115 R)
• M4: 1,544,149 km (0.09 R)
• M5: 2,589,689 km (0.117 R)
• M6: 3,900,914 km (0.074 R)
• M7: 4,408,350 km (0.12 R)
• M8: 5,198,077 km (0.112 R)
• M9: 6,509,303 km (0.063 R)
• M10: 8,547,873 km (0.093 R)
• M11: 10,626,685 km (0.091 R)
• M12: 11,206,526 km (0.092 R)
• M13: 13,326,627 km (0.078 R)
• M14: 14,320,256 km (0.074 R)
• M15: 14,698,440 km (0.112 R)
• M16: 16,162,255 km (0.115 R)
• M17: 16,929,542 km (0.065 R)
• M18: 20,176,265 km (0.055 R)
• M19: 20,927,396 km (0.063 R)
• M20: 22,340,647 km (0.105 R)

Planet 6 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 667.8

Radius: 5.9

Gravity: 19.18 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 12.92 AU - 20.56 AU

Year: 24184 Days

Day: 23.9 Hours

Environment

Temp: -186 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 82,707,035 km

• M1: 73,453 km (0.061 R)
• M2: 737,518 km (0.047 R)
• M3: 972,087 km (0.113 R)
• M4: 1,410,259 km (0.107 R)
• M5: 2,203,577 km (0.066 R)
• M6: 4,513,517 km (0.109 R)
• M7: 5,426,962 km (0.068 R)
• M8: 9,535,518 km (0.098 R)
• M9: 10,263,162 km (0.078 R)
• M10: 13,620,886 km (0.098 R)
• M11: 15,260,479 km (0.106 R)
• M12: 15,587,051 km (0.04 R)
• M13: 18,832,726 km (0.091 R)
• M14: 25,348,312 km (0.069 R)
• M15: 34,184,909 km (0.067 R)
• M16: 40,988,919 km (0.107 R)
• M17: 48,818,423 km (0.116 R)
• M18: 56,414,404 km (0.075 R)
• M19: 66,697,463 km (0.088 R)
• M20: 66,914,828 km (0.101 R)
• M21: 74,594,136 km (0.09 R)
• M22: 76,959,727 km (0.035 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.24 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 465.1

Radius: 4

Gravity: 29.07 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 17.04 AU - 19.44 AU

Year: 27507 Days

Day: 18.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 82,707,035 km

• M1: 50,265 km (0.116 R)
• M2: 691,292 km (0.119 R)
• M3: 978,819 km (0.069 R)
• M4: 1,265,299 km (0.103 R)
• M5: 1,452,745 km (0.106 R)
• M6: 2,608,688 km (0.089 R)
• M7: 2,783,717 km (0.108 R)
• M8: 3,624,158 km (0.075 R)
• M9: 4,168,993 km (0.088 R)
• M10: 5,500,115 km (0.105 R)
• M11: 8,253,763 km (0.073 R)
• M12: 8,522,441 km (0.034 R)
• M13: 9,190,994 km (0.096 R)
• M14: 9,421,375 km (0.118 R)
• M15: 12,921,217 km (0.103 R)
• M16: 16,344,615 km (0.063 R)
• M17: 16,939,715 km (0.116 R)
• M18: 20,036,690 km (0.041 R)
• M19: 26,733,887 km (0.089 R)
• M20: 27,559,069 km (0.064 R)
• M21: 30,517,367 km (0.061 R)
• M22: 30,901,385 km (0.111 R)
• M23: 32,337,225 km (0.086 R)
• M24: 34,365,772 km (0.082 R)
• M25: 36,910,283 km (0.075 R)
• M26: 41,269,116 km (0.105 R)
• M27: 43,008,191 km (0.092 R)
• M28: 43,490,943 km (0.099 R)
• M29: 44,631,178 km (0.079 R)
• M30: 49,216,203 km (0.091 R)
• M31: 52,624,342 km (0.056 R)
• M32: 58,124,308 km (0.087 R)
• M33: 61,928,133 km (0.111 R)
• M34: 63,162,914 km (0.115 R)
• M35: 65,894,421 km (0.097 R)
• M36: 67,181,262 km (0.108 R)
• M37: 67,397,282 km (0.048 R)
• M38: 68,484,708 km (0.054 R)
• M39: 70,026,614 km (0.055 R)
• M40: 77,608,234 km (0.101 R)

Kuiper Belt

Range: 31.1 - 47.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 299 - 13,741 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit