🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.61 AU - 0.77 AU

Year: 214 Days

Day: 33.9 Hours

Environment

Temp: 191 °C

Axial Tilt: 48.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.73 AU - 0.91 AU

Year: 277 Days

Day: 17.5 Hours

Environment

Temp: 137 °C

Axial Tilt: 9.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.8 AU - 0.88 AU

Year: 287 Days

Day: 31.5 Hours

Environment

Temp: 170 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 91,922,270 km

• M1: 351,405 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.76 AU - 1.12 AU

Year: 340 Days

Day: 34.1 Hours

Environment

Temp: 38 °C

Axial Tilt: 34.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.34

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.82 AU - 2.2 AU

Year: 1062 Days

Day: 18 Hours

Environment

Temp: -72 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.87

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 3.31 AU - 3.33 AU

Year: 2255 Days

Day: 29.3 Hours

Environment

Temp: -118 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.2

Radius: 11.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.43 AU - 6.47 AU

Year: 5410 Days

Day: 6.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 48.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 91,922,270 km

• M1: 138,378 km (0.12 R)
• M2: 578,645 km (0.113 R)
• M3: 980,913 km (0.114 R)
• M4: 1,862,344 km (0.077 R)
• M5: 2,316,074 km (0.113 R)
• M6: 4,381,722 km (0.088 R)
• M7: 6,631,674 km (0.111 R)
• M8: 7,137,464 km (0.104 R)
• M9: 9,775,024 km (0.105 R)
• M10: 13,529,482 km (0.111 R)
• M11: 15,096,220 km (0.057 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.9

Radius: 14.6

Gravity: 0.79 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 7.39 AU - 7.87 AU

Year: 7857 Days

Day: 10.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 91,922,270 km

• M1: 181,612 km (0.091 R)
• M2: 721,660 km (0.093 R)
• M3: 1,479,224 km (0.081 R)
• M4: 1,971,550 km (0.095 R)
• M5: 3,552,351 km (0.119 R)
• M6: 4,029,269 km (0.04 R)
• M7: 5,588,378 km (0.085 R)
• M8: 6,063,501 km (0.052 R)
• M9: 7,387,891 km (0.118 R)
• M10: 8,638,529 km (0.113 R)
• M11: 9,824,990 km (0.11 R)
• M12: 11,074,132 km (0.096 R)
• M13: 11,918,462 km (0.066 R)
• M14: 13,143,071 km (0.118 R)
• M15: 13,685,812 km (0.096 R)
• M16: 17,795,116 km (0.082 R)
• M17: 18,954,050 km (0.114 R)
• M18: 20,620,720 km (0.104 R)
• M19: 21,899,333 km (0.07 R)
• M20: 24,318,181 km (0.09 R)
• M21: 25,212,926 km (0.108 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.1

Radius: 7.8

Gravity: 12.18 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 12.86 AU - 20.62 AU

Year: 25532 Days

Day: 19.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 91,922,270 km

• M1: 97,687 km (0.112 R)
• M2: 400,773 km (0.088 R)
• M3: 1,129,015 km (0.054 R)
• M4: 1,674,000 km (0.103 R)
• M5: 2,939,897 km (0.087 R)
• M6: 6,062,454 km (0.119 R)
• M7: 6,755,391 km (0.118 R)
• M8: 7,865,856 km (0.098 R)
• M9: 8,520,496 km (0.037 R)
• M10: 8,976,770 km (0.06 R)
• M11: 10,188,812 km (0.083 R)
• M12: 10,900,150 km (0.117 R)
• M13: 12,349,454 km (0.075 R)
• M14: 13,613,556 km (0.069 R)
• M15: 15,457,948 km (0.118 R)
• M16: 17,281,995 km (0.116 R)
• M17: 19,439,495 km (0.048 R)
• M18: 21,770,380 km (0.03 R)
• M19: 23,719,939 km (0.09 R)
• M20: 28,715,760 km (0.079 R)
• M21: 31,323,849 km (0.057 R)
• M22: 45,370,491 km (0.051 R)
• M23: 46,235,466 km (0.083 R)
• M24: 46,935,434 km (0.114 R)
• M25: 53,748,421 km (0.106 R)
• M26: 55,894,252 km (0.109 R)
• M27: 62,673,280 km (0.069 R)
• M28: 69,066,046 km (0.083 R)
• M29: 75,637,731 km (0.084 R)
• M30: 82,870,937 km (0.117 R)
• M31: 83,903,462 km (0.049 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: 516 - 13,688 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit