🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.4 AU - 0.64 AU

Year: 131 Days

Day: 35.5 Hours

Environment

Temp: 265 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.89 AU - 0.93 AU

Year: 302 Days

Day: 17.4 Hours

Environment

Temp: 145 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 1.59 AU - 1.89 AU

Year: 799 Days

Day: 24.2 Hours

Environment

Temp: -27 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.21 AU - 2.77 AU

Year: 1368 Days

Day: 45.1 Hours

Environment

Temp: -72 °C

Axial Tilt: 11.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.64

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 3.29 AU - 4.43 AU

Year: 2641 Days

Day: 38.3 Hours

Environment

Temp: -102 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,839,732 km

• M1: 3,634,630 km (0.116 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.11

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.32 AU - 4.42 AU

Year: 3181 Days

Day: 17.7 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 52,839,732 km

• M1: 115,789 km (0.092 R)

Asteroid Belt

Center: 5.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 550

Radius: 14.1

Gravity: 2.77 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.57 AU - 7.11 AU

Year: 6230 Days

Day: 13.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 52,839,732 km

• M1: 177,872 km (0.103 R)
• M2: 616,642 km (0.093 R)
• M3: 1,195,287 km (0.09 R)
• M4: 1,670,859 km (0.032 R)
• M5: 2,122,345 km (0.115 R)
• M6: 2,569,942 km (0.084 R)
• M7: 4,488,086 km (0.084 R)
• M8: 5,523,602 km (0.094 R)
• M9: 6,098,357 km (0.112 R)
• M10: 6,746,266 km (0.09 R)
• M11: 9,133,848 km (0.117 R)
• M12: 10,793,337 km (0.054 R)
• M13: 12,139,119 km (0.107 R)
• M14: 13,061,540 km (0.089 R)
• M15: 15,870,389 km (0.085 R)
• M16: 16,477,009 km (0.094 R)
• M17: 21,754,223 km (0.095 R)
• M18: 22,201,670 km (0.1 R)
• M19: 25,343,824 km (0.085 R)
• M20: 26,595,061 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 9.8

Gravity: 7.79 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 7.1 AU - 10.48 AU

Year: 9076 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 52,839,732 km

• M1: 134,040 km (0.075 R)
• M2: 683,513 km (0.12 R)
• M3: 1,190,350 km (0.118 R)
• M4: 1,550,732 km (0.078 R)
• M5: 2,275,234 km (0.067 R)
• M6: 2,735,397 km (0.12 R)
• M7: 3,210,670 km (0.106 R)
• M8: 3,715,263 km (0.091 R)
• M9: 4,355,841 km (0.049 R)
• M10: 5,452,842 km (0.115 R)
• M11: 6,066,044 km (0.108 R)
• M12: 7,071,342 km (0.117 R)
• M13: 7,552,299 km (0.115 R)
• M14: 8,227,434 km (0.109 R)
• M15: 10,241,620 km (0.098 R)
• M16: 15,350,238 km (0.116 R)
• M17: 17,134,791 km (0.079 R)
• M18: 19,906,839 km (0.111 R)
• M19: 21,773,222 km (0.116 R)
• M20: 22,109,219 km (0.046 R)
• M21: 24,379,067 km (0.075 R)
• M22: 26,992,692 km (0.118 R)
• M23: 29,274,807 km (0.118 R)
• M24: 37,487,132 km (0.092 R)
• M25: 37,970,333 km (0.062 R)
• M26: 41,598,381 km (0.079 R)
• M27: 43,165,119 km (0.108 R)
• M28: 45,178,258 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481

Radius: 12.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 10.47 AU - 12.79 AU

Year: 13812 Days

Day: 11 Hours

Environment

Temp: -178 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 52,839,732 km

• M1: 158,723 km (0.06 R)
• M2: 614,847 km (0.098 R)
• M3: 2,531,346 km (0.101 R)
• M4: 3,526,022 km (0.086 R)
• M5: 3,974,516 km (0.101 R)
• M6: 4,461,009 km (0.118 R)
• M7: 5,315,960 km (0.045 R)
• M8: 5,980,773 km (0.113 R)
• M9: 6,899,155 km (0.06 R)
• M10: 8,496,411 km (0.08 R)
• M11: 10,594,072 km (0.07 R)
• M12: 16,866,861 km (0.107 R)
• M13: 20,565,668 km (0.092 R)
• M14: 30,716,781 km (0.1 R)
• M15: 31,716,843 km (0.065 R)
• M16: 37,546,822 km (0.1 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 14,183 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit