🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.61 AU - 0.75 AU

Year: 204 Days

Day: 14.3 Hours

Environment

Temp: 206 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.84

Radius: 0.93

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 0.54 AU - 0.84 AU

Year: 208 Days

Day: 25.9 Hours

Environment

Temp: 155 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.48 AU - 1.96 AU

Year: 820 Days

Day: 21.6 Hours

Environment

Temp: -49 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,580,592 km

• M1: 46,226 km (0.079 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 2.28 AU - 3.34 AU

Year: 1712 Days

Day: 21.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 45.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.33 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 3.24 AU - 3.42 AU

Year: 2208 Days

Day: 16.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 20.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 3.64 AU - 4.82 AU

Year: 3162 Days

Day: 23.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82

Radius: 8.9

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 4.45 AU - 6.95 AU

Year: 4946 Days

Day: 11.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 17.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,580,592 km

• M1: 110,702 km (0.109 R)
• M2: 432,637 km (0.077 R)
• M3: 1,455,886 km (0.032 R)
• M4: 2,394,164 km (0.077 R)
• M5: 2,927,481 km (0.09 R)
• M6: 3,309,703 km (0.108 R)
• M7: 3,794,700 km (0.103 R)
• M8: 5,745,007 km (0.093 R)
• M9: 6,101,050 km (0.097 R)
• M10: 10,069,433 km (0.06 R)
• M11: 10,979,437 km (0.07 R)
• M12: 13,083,979 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 236

Radius: 6.7

Gravity: 5.26 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 12.98 AU - 21.18 AU

Year: 25654 Days

Day: 15.9 Hours

Environment

Temp: -191 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,580,592 km

• M1: 83,326 km (0.098 R)
• M2: 444,006 km (0.099 R)
• M3: 818,899 km (0.064 R)
• M4: 1,463,815 km (0.108 R)
• M5: 1,781,262 km (0.101 R)
• M6: 2,643,394 km (0.099 R)
• M7: 2,896,963 km (0.09 R)
• M8: 3,166,688 km (0.071 R)
• M9: 5,662,579 km (0.119 R)
• M10: 7,213,609 km (0.046 R)
• M11: 10,432,656 km (0.111 R)
• M12: 11,791,304 km (0.112 R)
• M13: 17,433,986 km (0.111 R)
• M14: 21,746,743 km (0.107 R)
• M15: 23,654,415 km (0.103 R)
• M16: 28,128,140 km (0.105 R)
• M17: 35,783,063 km (0.05 R)
• M18: 39,115,206 km (0.11 R)
• M19: 40,927,135 km (0.102 R)
• M20: 43,822,901 km (0.043 R)
• M21: 44,867,842 km (0.089 R)
• M22: 45,169,431 km (0.115 R)
• M23: 46,697,574 km (0.112 R)
• M24: 57,302,866 km (0.103 R)
• M25: 59,455,131 km (0.08 R)
• M26: 61,474,851 km (0.072 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 136.6

Radius: 7.1

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 14.34 AU - 23.14 AU

Year: 29484 Days

Day: 15.7 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 57,580,592 km

• M1: 88,412 km (0.087 R)
• M2: 315,053 km (0.083 R)
• M3: 651,798 km (0.098 R)
• M4: 913,295 km (0.096 R)
• M5: 1,433,297 km (0.071 R)
• M6: 1,719,478 km (0.038 R)
• M7: 2,173,208 km (0.077 R)
• M8: 2,883,948 km (0.096 R)
• M9: 3,267,965 km (0.105 R)
• M10: 4,050,662 km (0.046 R)
• M11: 4,408,948 km (0.061 R)
• M12: 7,625,303 km (0.059 R)
• M13: 8,360,127 km (0.095 R)
• M14: 10,735,442 km (0.066 R)
• M15: 11,657,414 km (0.119 R)
• M16: 13,990,243 km (0.118 R)
• M17: 18,006,647 km (0.081 R)
• M18: 18,811,334 km (0.105 R)
• M19: 20,752,516 km (0.1 R)
• M20: 21,191,586 km (0.066 R)
• M21: 30,982,766 km (0.12 R)
• M22: 32,020,227 km (0.088 R)
• M23: 34,899,687 km (0.108 R)
• M24: 42,702,563 km (0.117 R)
• M25: 43,699,034 km (0.116 R)
• M26: 47,536,369 km (0.108 R)
• M27: 48,915,213 km (0.114 R)
• M28: 49,536,642 km (0.114 R)
• M29: 51,592,266 km (0.043 R)

Kuiper Belt

Range: 30.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 16,686 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit