🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.29

Radius: 0.61

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.54 AU - 0.84 AU

Year: 207 Days

Day: 23.9 Hours

Environment

Temp: 153 °C

Axial Tilt: 47.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 35,899,024 km

• M1: 15,409 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 0.81 AU - 1.35 AU

Year: 406 Days

Day: 16.4 Hours

Environment

Temp: 39 °C

Axial Tilt: 5.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.99 AU - 1.21 AU

Year: 417 Days

Day: 15.9 Hours

Environment

Temp: 20 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.44

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.47 AU - 1.75 AU

Year: 739 Days

Day: 29.5 Hours

Environment

Temp: -30 °C

Axial Tilt: 8.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 345.2

Radius: 8.7

Gravity: 4.56 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 6.6 AU - 8.72 AU

Year: 7667 Days

Day: 10.8 Hours

Environment

Temp: -151 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,899,024 km

• M1: 108,159 km (0.073 R)
• M2: 667,954 km (0.084 R)
• M3: 1,002,904 km (0.049 R)
• M4: 1,682,378 km (0.081 R)
• M5: 2,192,506 km (0.116 R)
• M6: 3,923,952 km (0.101 R)
• M7: 4,209,385 km (0.113 R)
• M8: 5,581,646 km (0.104 R)
• M9: 7,734,509 km (0.079 R)
• M10: 8,733,075 km (0.045 R)
• M11: 9,473,136 km (0.06 R)
• M12: 9,989,398 km (0.118 R)
• M13: 12,496,509 km (0.116 R)
• M14: 13,758,965 km (0.104 R)
• M15: 14,533,583 km (0.105 R)
• M16: 15,512,850 km (0.118 R)
• M17: 15,868,744 km (0.11 R)
• M18: 17,094,698 km (0.101 R)
• M19: 17,924,817 km (0.106 R)
• M20: 18,848,434 km (0.101 R)
• M21: 24,583,568 km (0.07 R)
• M22: 25,805,782 km (0.05 R)
• M23: 26,138,338 km (0.114 R)
• M24: 28,107,046 km (0.116 R)
• M25: 31,289,292 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 44.9

Radius: 12.4

Gravity: 0.29 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 8.33 AU - 8.49 AU

Year: 8820 Days

Day: 11.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,899,024 km

• M1: 156,031 km (0.084 R)
• M2: 592,856 km (0.097 R)
• M3: 2,127,431 km (0.059 R)
• M4: 2,928,827 km (0.099 R)
• M5: 3,521,534 km (0.101 R)
• M6: 4,173,481 km (0.115 R)
• M7: 5,220,068 km (0.057 R)
• M8: 5,892,660 km (0.057 R)
• M9: 7,587,903 km (0.041 R)
• M10: 8,388,102 km (0.069 R)
• M11: 10,937,400 km (0.095 R)
• M12: 11,797,587 km (0.103 R)
• M13: 14,977,290 km (0.046 R)
• M14: 15,792,598 km (0.084 R)
• M15: 16,436,019 km (0.081 R)

Asteroid Belt

Center: 9.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 836.3

Radius: 8.4

Gravity: 11.85 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.46 AU - 13.16 AU

Year: 12854 Days

Day: 12.3 Hours

Environment

Temp: -175 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 35,899,024 km

• M1: 104,569 km (0.05 R)
• M2: 1,403,378 km (0.071 R)
• M3: 5,504,304 km (0.104 R)
• M4: 6,462,030 km (0.097 R)
• M5: 7,526,568 km (0.097 R)
• M6: 7,890,839 km (0.101 R)
• M7: 11,598,323 km (0.108 R)
• M8: 13,625,972 km (0.081 R)
• M9: 14,794,182 km (0.094 R)
• M10: 16,102,416 km (0.099 R)
• M11: 18,206,958 km (0.106 R)
• M12: 23,048,843 km (0.119 R)
• M13: 23,720,837 km (0.12 R)
• M14: 26,124,127 km (0.087 R)
• M15: 26,854,463 km (0.115 R)
• M16: 30,943,422 km (0.079 R)
• M17: 33,317,690 km (0.101 R)
• M18: 37,233,713 km (0.109 R)
• M19: 38,693,938 km (0.076 R)
• M20: 42,296,554 km (0.118 R)
• M21: 45,814,946 km (0.097 R)
• M22: 46,419,621 km (0.071 R)
• M23: 46,724,053 km (0.087 R)
• M24: 48,734,947 km (0.062 R)
• M25: 54,097,582 km (0.082 R)
• M26: 57,357,020 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 33.7

Radius: 4

Gravity: 2.11 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 17.25 AU - 20.13 AU

Year: 29222 Days

Day: 23.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,899,024 km

• M1: 84,523 km (0.1 R)
• M2: 311,463 km (0.116 R)
• M3: 1,007,990 km (0.077 R)
• M4: 1,303,297 km (0.111 R)
• M5: 2,079,710 km (0.098 R)
• M6: 2,344,049 km (0.064 R)
• M7: 3,187,631 km (0.094 R)
• M8: 3,338,276 km (0.093 R)
• M9: 5,003,750 km (0.069 R)
• M10: 6,413,111 km (0.083 R)
• M11: 6,619,107 km (0.111 R)
• M12: 9,447,405 km (0.112 R)
• M13: 11,673,571 km (0.037 R)
• M14: 13,098,640 km (0.074 R)
• M15: 13,767,791 km (0.072 R)
• M16: 14,053,074 km (0.116 R)
• M17: 15,416,958 km (0.108 R)
• M18: 27,874,272 km (0.11 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 347 - 16,150 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit