🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 0.41 AU - 0.65 AU

Year: 141 Days

Day: 19.8 Hours

Environment

Temp: 186 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,662,082 km

• M1: 207,941 km (0.096 R)
• M2: 349,461 km (0.041 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.02 AU - 1.24 AU

Year: 439 Days

Day: 39.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 25 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.11 AU - 1.35 AU

Year: 498 Days

Day: 20.9 Hours

Environment

Temp: 12 °C

Axial Tilt: 17.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 76,662,082 km

• M1: 100,231 km (0.081 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.02

Radius: 1.56

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.08 AU - 1.56 AU

Year: 554 Days

Day: 14.3 Hours

Environment

Temp: -2 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 76,662,082 km

• M1: 38,596 km (0.085 R)
• M2: 1,008,589 km (0.036 R)

Asteroid Belt

Center: 2.1 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.49 AU - 3.27 AU

Year: 1785 Days

Day: 36 Hours

Environment

Temp: -106 °C

Axial Tilt: 13.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 4.38 AU - 4.8 AU

Year: 3592 Days

Day: 27 Hours

Environment

Temp: -124 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.56 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 210.3

Radius: 13.7

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 8.94 AU - 12.12 AU

Year: 12481 Days

Day: 6.5 Hours

Environment

Temp: -179 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 76,662,082 km

• M1: 170,392 km (0.118 R)
• M2: 630,256 km (0.114 R)
• M3: 1,070,971 km (0.034 R)
• M4: 2,417,950 km (0.106 R)
• M5: 4,668,650 km (0.107 R)
• M6: 5,788,540 km (0.099 R)
• M7: 6,688,072 km (0.111 R)
• M8: 8,149,643 km (0.116 R)
• M9: 9,905,922 km (0.071 R)
• M10: 10,995,593 km (0.115 R)
• M11: 12,321,778 km (0.116 R)
• M12: 14,039,461 km (0.088 R)
• M13: 17,606,323 km (0.094 R)
• M14: 21,122,172 km (0.096 R)
• M15: 22,444,318 km (0.069 R)
• M16: 30,377,344 km (0.094 R)
• M17: 32,465,580 km (0.114 R)
• M18: 32,976,607 km (0.101 R)
• M19: 34,435,934 km (0.049 R)
• M20: 35,396,651 km (0.086 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 497.3

Radius: 11.4

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 10.52 AU - 12.22 AU

Year: 14003 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 76,662,082 km

• M1: 142,417 km (0.026 R)
• M2: 504,893 km (0.096 R)
• M3: 1,002,455 km (0.099 R)
• M4: 2,218,387 km (0.046 R)
• M5: 2,588,791 km (0.061 R)
• M6: 3,902,859 km (0.093 R)
• M7: 4,270,271 km (0.038 R)
• M8: 5,584,040 km (0.061 R)
• M9: 7,109,190 km (0.099 R)
• M10: 8,992,178 km (0.086 R)
• M11: 9,385,471 km (0.07 R)
• M12: 10,853,475 km (0.066 R)
• M13: 19,717,299 km (0.093 R)
• M14: 20,382,710 km (0.096 R)
• M15: 24,408,239 km (0.057 R)
• M16: 25,859,937 km (0.114 R)
• M17: 47,722,768 km (0.119 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.6

Radius: 4.4

Gravity: 28.8 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 15.44 AU - 15.68 AU

Year: 22418 Days

Day: 18.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 26.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 76,662,082 km

• M1: 200,760 km (0.096 R)
• M2: 794,963 km (0.097 R)
• M3: 1,464,264 km (0.09 R)
• M4: 1,682,976 km (0.085 R)
• M5: 1,942,528 km (0.12 R)
• M6: 2,185,774 km (0.094 R)
• M7: 2,782,820 km (0.097 R)
• M8: 3,339,324 km (0.055 R)
• M9: 4,258,303 km (0.094 R)
• M10: 12,319,833 km (0.082 R)
• M11: 18,224,162 km (0.099 R)
• M12: 24,248,917 km (0.08 R)
• M13: 24,570,104 km (0.096 R)
• M14: 25,994,724 km (0.109 R)
• M15: 27,589,288 km (0.095 R)
• M16: 27,822,362 km (0.049 R)
• M17: 29,978,964 km (0.108 R)
• M18: 35,164,924 km (0.107 R)
• M19: 36,408,831 km (0.053 R)
• M20: 39,425,023 km (0.092 R)
• M21: 48,781,322 km (0.046 R)
• M22: 49,122,106 km (0.096 R)
• M23: 50,153,733 km (0.094 R)
• M24: 52,260,520 km (0.111 R)
• M25: 52,975,598 km (0.116 R)
• M26: 59,707,951 km (0.087 R)
• M27: 62,874,788 km (0.049 R)
• M28: 75,064,621 km (0.031 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 16,671 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit