🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.62 AU - 0.9 AU

Year: 243 Days

Day: 43.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 140.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.97 AU - 1.15 AU

Year: 401 Days

Day: 16.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.84

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 1.18 AU - 1.66 AU

Year: 621 Days

Day: 28 Hours

Environment

Temp: -38 °C

Axial Tilt: 19.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,852,385 km

• M1: 49,367 km (0.035 R)
• M2: 229,483 km (0.076 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.7

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.9 AU - 2.86 AU

Year: 1348 Days

Day: 25.7 Hours

Environment

Temp: -74 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.67

Radius: 0.85

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.8 AU - 3.46 AU

Year: 2033 Days

Day: 39.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 48.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,852,385 km

• M1: 142,866 km (0.097 R)

Asteroid Belt

Center: 4.36 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.4

Radius: 8.4

Gravity: 4.5 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 5.36 AU - 5.8 AU

Year: 4839 Days

Day: 13.2 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,852,385 km

• M1: 104,419 km (0.109 R)
• M2: 473,028 km (0.109 R)
• M3: 782,397 km (0.12 R)
• M4: 1,650,065 km (0.109 R)
• M5: 2,798,079 km (0.115 R)
• M6: 3,788,267 km (0.059 R)
• M7: 4,849,813 km (0.049 R)
• M8: 5,686,813 km (0.106 R)
• M9: 7,354,830 km (0.104 R)
• M10: 8,884,468 km (0.064 R)
• M11: 10,903,441 km (0.08 R)
• M12: 11,324,110 km (0.114 R)
• M13: 15,559,375 km (0.105 R)
• M14: 16,749,127 km (0.069 R)
• M15: 19,987,024 km (0.061 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.8

Radius: 9.7

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.47 AU - 8.63 AU

Year: 7615 Days

Day: 14.6 Hours

Environment

Temp: -154 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 70,852,385 km

• M1: 120,576 km (0.089 R)
• M2: 459,265 km (0.064 R)
• M3: 862,133 km (0.09 R)
• M4: 1,177,634 km (0.056 R)
• M5: 1,620,893 km (0.08 R)
• M6: 2,009,997 km (0.083 R)
• M7: 2,395,062 km (0.027 R)
• M8: 3,233,857 km (0.067 R)
• M9: 4,112,445 km (0.051 R)
• M10: 5,226,202 km (0.1 R)
• M11: 6,335,919 km (0.083 R)
• M12: 6,694,505 km (0.073 R)
• M13: 7,100,962 km (0.057 R)
• M14: 8,266,180 km (0.119 R)
• M15: 8,694,778 km (0.093 R)
• M16: 9,261,754 km (0.082 R)
• M17: 12,728,086 km (0.088 R)
• M18: 13,247,639 km (0.055 R)
• M19: 15,880,861 km (0.107 R)
• M20: 16,240,345 km (0.1 R)
• M21: 17,669,154 km (0.091 R)
• M22: 19,383,247 km (0.072 R)
• M23: 20,350,846 km (0.116 R)
• M24: 22,158,287 km (0.094 R)
• M25: 24,070,297 km (0.091 R)
• M26: 28,659,212 km (0.07 R)
• M27: 30,647,368 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 848.7

Radius: 5.8

Gravity: 25.23 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 10.13 AU - 14.79 AU

Year: 16145 Days

Day: 18.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 70,852,385 km

• M1: 72,405 km (0.039 R)
• M2: 306,227 km (0.036 R)
• M3: 737,069 km (0.099 R)
• M4: 1,852,470 km (0.118 R)
• M5: 2,685,731 km (0.08 R)
• M6: 3,265,572 km (0.091 R)
• M7: 3,599,474 km (0.096 R)
• M8: 3,834,642 km (0.053 R)
• M9: 4,174,529 km (0.101 R)
• M10: 4,602,079 km (0.062 R)
• M11: 5,739,023 km (0.055 R)
• M12: 5,938,587 km (0.062 R)
• M13: 6,961,537 km (0.063 R)
• M14: 7,753,957 km (0.106 R)
• M15: 10,255,832 km (0.045 R)
• M16: 10,729,458 km (0.113 R)
• M17: 13,318,549 km (0.117 R)
• M18: 13,739,816 km (0.098 R)
• M19: 14,682,881 km (0.087 R)
• M20: 19,242,325 km (0.09 R)
• M21: 20,887,154 km (0.104 R)
• M22: 21,170,193 km (0.116 R)
• M23: 21,455,626 km (0.117 R)
• M24: 26,600,895 km (0.076 R)
• M25: 27,947,725 km (0.046 R)
• M26: 29,104,266 km (0.108 R)
• M27: 30,172,095 km (0.057 R)
• M28: 33,274,905 km (0.075 R)
• M29: 34,050,121 km (0.071 R)
• M30: 37,271,262 km (0.12 R)
• M31: 44,778,981 km (0.038 R)
• M32: 45,249,616 km (0.117 R)
• M33: 46,200,610 km (0.09 R)
• M34: 49,634,330 km (0.075 R)
• M35: 50,645,761 km (0.109 R)
• M36: 59,425,809 km (0.112 R)
• M37: 59,614,751 km (0.058 R)
• M38: 62,693,924 km (0.109 R)
• M39: 67,714,878 km (0.077 R)
• M40: 70,852,394 km (0.107 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: 294 - 15,140 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit