🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.56 AU - 0.62 AU

Year: 172 Days

Day: 16.6 Hours

Environment

Temp: 216 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.8 AU - 0.86 AU

Year: 286 Days

Day: 38.4 Hours

Environment

Temp: 112 °C

Axial Tilt: 35.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 0.64 AU - 1.06 AU

Year: 297 Days

Day: 12.9 Hours

Environment

Temp: 34 °C

Axial Tilt: 15.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 68,425,634 km

• M1: 60,886 km (0.097 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 1.2 AU - 1.38 AU

Year: 555 Days

Day: 37.7 Hours

Environment

Temp: -28 °C

Axial Tilt: 33 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.2 AU - 1.52 AU

Year: 601 Days

Day: 22 Hours

Environment

Temp: -42 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.5 AU - 1.68 AU

Year: 759 Days

Day: 17.4 Hours

Environment

Temp: -60 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 2.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.54

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.67 AU - 2.45 AU

Year: 1120 Days

Day: 32.7 Hours

Environment

Temp: -88 °C

Axial Tilt: 5.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,425,634 km

• M1: 623,374 km (0.073 R)
• M2: 1,538,165 km (0.109 R)

Asteroid Belt

Center: 5.06 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 8.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 187.2

Radius: 8.4

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 6.51 AU - 9.61 AU

Year: 8667 Days

Day: 11.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 68,425,634 km

• M1: 400,324 km (0.112 R)
• M2: 798,703 km (0.057 R)
• M3: 1,485,656 km (0.062 R)
• M4: 1,961,976 km (0.105 R)
• M5: 3,418,760 km (0.1 R)
• M6: 3,711,074 km (0.114 R)
• M7: 5,025,292 km (0.101 R)
• M8: 6,128,726 km (0.092 R)
• M9: 6,404,883 km (0.109 R)
• M10: 6,916,209 km (0.096 R)
• M11: 7,249,513 km (0.099 R)
• M12: 7,984,637 km (0.078 R)
• M13: 9,891,860 km (0.105 R)
• M14: 10,973,602 km (0.117 R)
• M15: 13,783,798 km (0.06 R)
• M16: 15,131,077 km (0.098 R)
• M17: 16,387,400 km (0.066 R)
• M18: 19,830,395 km (0.039 R)
• M19: 26,537,465 km (0.055 R)
• M20: 26,862,841 km (0.115 R)
• M21: 27,938,599 km (0.042 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 411.6

Radius: 5.8

Gravity: 12.24 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 14.75 AU - 15.26 AU

Year: 22003 Days

Day: 15.7 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 68,425,634 km

• M1: 111,151 km (0.115 R)
• M2: 390,450 km (0.06 R)
• M3: 610,808 km (0.102 R)
• M4: 925,712 km (0.051 R)
• M5: 1,205,460 km (0.091 R)
• M6: 1,671,158 km (0.05 R)
• M7: 1,936,245 km (0.116 R)
• M8: 2,188,318 km (0.085 R)
• M9: 2,854,627 km (0.119 R)
• M10: 4,003,239 km (0.084 R)
• M11: 7,397,764 km (0.092 R)
• M12: 7,918,514 km (0.09 R)
• M13: 8,412,935 km (0.077 R)
• M14: 9,033,019 km (0.082 R)
• M15: 9,463,113 km (0.052 R)
• M16: 11,076,376 km (0.083 R)
• M17: 14,253,685 km (0.117 R)
• M18: 29,140,020 km (0.065 R)
• M19: 30,315,261 km (0.112 R)
• M20: 33,645,309 km (0.108 R)
• M21: 36,803,171 km (0.112 R)
• M22: 38,453,684 km (0.092 R)
• M23: 43,700,680 km (0.11 R)
• M24: 58,676,773 km (0.114 R)
• M25: 61,687,879 km (0.111 R)
• M26: 63,816,956 km (0.105 R)
• M27: 64,998,480 km (0.109 R)
• M28: 68,425,617 km (0.078 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: 168 - 15,434 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit