🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.96

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.46 AU - 0.56 AU

Year: 133 Days

Day: 15.9 Hours

Environment

Temp: 235 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 0.54 AU - 0.56 AU

Year: 149 Days

Day: 31.7 Hours

Environment

Temp: 155 °C

Axial Tilt: 178.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.24 AU - 1.26 AU

Year: 510 Days

Day: 47.9 Hours

Environment

Temp: -0 °C

Axial Tilt: 23.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.98 AU - 1.63 AU

Year: 541 Days

Day: 30.2 Hours

Environment

Temp: 8 °C

Axial Tilt: 25.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 3.65 AU - 3.79 AU

Year: 2621 Days

Day: 23.8 Hours

Environment

Temp: -116 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,704,423 km

• M1: 1,319,004 km (0.073 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 3.36 AU - 5.04 AU

Year: 3144 Days

Day: 14.4 Hours

Environment

Temp: -137 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.3

Radius: 13.4

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 8.85 AU - 9.85 AU

Year: 10443 Days

Day: 7.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 81,704,423 km

• M1: 166,951 km (0.095 R)
• M2: 602,580 km (0.099 R)
• M3: 1,231,639 km (0.119 R)
• M4: 1,860,250 km (0.118 R)
• M5: 2,813,338 km (0.085 R)
• M6: 3,725,137 km (0.115 R)
• M7: 4,572,908 km (0.113 R)
• M8: 5,640,588 km (0.072 R)
• M9: 6,370,925 km (0.094 R)
• M10: 6,831,686 km (0.101 R)
• M11: 7,506,372 km (0.119 R)
• M12: 9,165,712 km (0.081 R)
• M13: 10,808,147 km (0.045 R)
• M14: 17,245,493 km (0.087 R)
• M15: 28,254,251 km (0.044 R)
• M16: 32,838,378 km (0.103 R)
• M17: 37,208,730 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 291.4

Radius: 12.9

Gravity: 1.75 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.67 AU - 10.55 AU

Year: 11741 Days

Day: 10 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,704,423 km

• M1: 215,122 km (0.116 R)
• M2: 712,834 km (0.117 R)
• M3: 1,261,110 km (0.093 R)
• M4: 3,753,560 km (0.027 R)
• M5: 5,368,320 km (0.084 R)
• M6: 6,211,304 km (0.054 R)
• M7: 7,444,738 km (0.053 R)
• M8: 8,160,713 km (0.111 R)
• M9: 11,389,933 km (0.101 R)
• M10: 15,013,792 km (0.1 R)
• M11: 16,684,052 km (0.057 R)
• M12: 17,980,916 km (0.091 R)
• M13: 20,012,904 km (0.067 R)
• M14: 23,676,705 km (0.093 R)
• M15: 24,185,488 km (0.116 R)
• M16: 25,049,715 km (0.076 R)
• M17: 35,959,289 km (0.075 R)
• M18: 39,643,885 km (0.1 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.2

Radius: 8.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 9.68 AU - 12.83 AU

Year: 13782 Days

Day: 13.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,704,423 km

• M1: 109,057 km (0.09 R)
• M2: 456,872 km (0.036 R)
• M3: 2,327,892 km (0.1 R)
• M4: 5,593,464 km (0.081 R)
• M5: 6,418,347 km (0.104 R)
• M6: 7,322,068 km (0.086 R)
• M7: 9,380,235 km (0.086 R)
• M8: 12,088,555 km (0.077 R)
• M9: 15,278,580 km (0.1 R)
• M10: 17,440,269 km (0.103 R)
• M11: 21,700,218 km (0.064 R)
• M12: 26,773,381 km (0.111 R)
• M13: 27,447,769 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 328.6

Radius: 5.2

Gravity: 12.15 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 19.56 AU - 20 AU

Year: 32131 Days

Day: 18.2 Hours

Environment

Temp: -200 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,704,423 km

• M1: 109,655 km (0.085 R)
• M2: 368,759 km (0.079 R)
• M3: 876,045 km (0.095 R)
• M4: 1,110,764 km (0.091 R)
• M5: 1,418,337 km (0.071 R)
• M6: 9,728,499 km (0.113 R)
• M7: 12,848,662 km (0.054 R)
• M8: 17,175,032 km (0.059 R)
• M9: 23,965,130 km (0.104 R)
• M10: 33,686,449 km (0.088 R)
• M11: 35,479,828 km (0.109 R)
• M12: 36,471,362 km (0.063 R)
• M13: 53,270,455 km (0.091 R)
• M14: 54,944,605 km (0.071 R)
• M15: 55,510,384 km (0.042 R)
• M16: 68,524,651 km (0.045 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 19,732 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit