🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.59 AU - 0.91 AU

Year: 232 Days

Day: 18.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 75,216,688 km

• M1: 185,202 km (0.079 R)
• M2: 391,198 km (0.101 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 1.12 AU - 1.76 AU

Year: 616 Days

Day: 19.3 Hours

Environment

Temp: 4 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 75,216,688 km

• M1: 39,943 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.54 AU - 2.24 AU

Year: 926 Days

Day: 39.1 Hours

Environment

Temp: -61 °C

Axial Tilt: 33.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 1.67 AU - 2.27 AU

Year: 986 Days

Day: 30.6 Hours

Environment

Temp: -61 °C

Axial Tilt: 28.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,216,688 km

• M1: 126,560 km (0.117 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 2.06 AU - 2.72 AU

Year: 1317 Days

Day: 35.8 Hours

Environment

Temp: -69 °C

Axial Tilt: 10.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,216,688 km

• M1: 117,734 km (0.069 R)
• M2: 527,033 km (0.074 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 3.35 AU - 4.39 AU

Year: 2714 Days

Day: 28.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 28.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,216,688 km

• M1: 118,631 km (0.097 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.54

Radius: 1.66

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.92 AU - 5.2 AU

Year: 3471 Days

Day: 17.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.4 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 12.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728

Radius: 14.8

Gravity: 3.32 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 10.99 AU - 13.47 AU

Year: 15245 Days

Day: 7.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 36 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 75,216,688 km

• M1: 187,596 km (0.057 R)
• M2: 648,507 km (0.102 R)
• M3: 1,242,859 km (0.09 R)
• M4: 1,876,705 km (0.093 R)
• M5: 2,634,867 km (0.119 R)
• M6: 4,319,190 km (0.063 R)
• M7: 5,613,062 km (0.069 R)
• M8: 7,284,818 km (0.059 R)
• M9: 15,582,563 km (0.091 R)
• M10: 23,800,722 km (0.118 R)
• M11: 27,332,578 km (0.093 R)
• M12: 28,211,914 km (0.118 R)
• M13: 42,876,994 km (0.102 R)
• M14: 55,754,378 km (0.12 R)
• M15: 57,347,147 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.6

Radius: 6.5

Gravity: 8.94 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 16.54 AU - 18.8 AU

Year: 26476 Days

Day: 21 Hours

Environment

Temp: -193 °C

Axial Tilt: 109.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 75,216,688 km

• M1: 106,663 km (0.077 R)
• M2: 672,891 km (0.096 R)
• M3: 936,632 km (0.107 R)
• M4: 1,213,089 km (0.105 R)
• M5: 1,626,428 km (0.097 R)
• M6: 1,951,504 km (0.118 R)
• M7: 2,254,889 km (0.074 R)
• M8: 2,519,827 km (0.055 R)
• M9: 2,880,357 km (0.088 R)
• M10: 3,139,461 km (0.084 R)
• M11: 3,980,051 km (0.082 R)
• M12: 4,435,726 km (0.117 R)
• M13: 4,782,195 km (0.069 R)
• M14: 5,568,332 km (0.105 R)
• M15: 6,013,086 km (0.059 R)
• M16: 6,481,178 km (0.097 R)
• M17: 7,019,282 km (0.102 R)
• M18: 7,586,706 km (0.1 R)
• M19: 8,546,975 km (0.081 R)
• M20: 9,138,784 km (0.086 R)
• M21: 11,015,490 km (0.06 R)
• M22: 13,849,472 km (0.086 R)
• M23: 14,589,682 km (0.071 R)
• M24: 16,148,492 km (0.094 R)
• M25: 18,601,149 km (0.109 R)
• M26: 20,242,537 km (0.064 R)
• M27: 23,291,491 km (0.111 R)
• M28: 24,230,966 km (0.069 R)
• M29: 24,656,422 km (0.095 R)
• M30: 26,520,860 km (0.113 R)
• M31: 29,671,840 km (0.081 R)
• M32: 41,508,323 km (0.082 R)
• M33: 41,964,746 km (0.076 R)
• M34: 43,666,721 km (0.093 R)
• M35: 46,713,880 km (0.11 R)
• M36: 52,161,636 km (0.027 R)
• M37: 54,127,801 km (0.079 R)
• M38: 66,764,183 km (0.039 R)
• M39: 71,231,924 km (0.112 R)

Kuiper Belt

Range: 30.8 - 49.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 493 - 19,781 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit