🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.06

Radius: 1.56

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.49 AU - 0.77 AU

Year: 177 Days

Day: 40.3 Hours

Environment

Temp: 249 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.81

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.56 AU - 0.76 AU

Year: 189 Days

Day: 47.6 Hours

Environment

Temp: 154 °C

Axial Tilt: 11.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.71

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 1.31 AU - 1.79 AU

Year: 681 Days

Day: 38.8 Hours

Environment

Temp: -0 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.92 AU - 3.4 AU

Year: 1983 Days

Day: 13.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 3.2 AU - 4 AU

Year: 2412 Days

Day: 30.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 16.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,262,617 km

• M1: 491,279 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.48 AU - 4.54 AU

Year: 2835 Days

Day: 19.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 8.15 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 12.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 53.7

Radius: 14

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 10.24 AU - 14.34 AU

Year: 15213 Days

Day: 7 Hours

Environment

Temp: -177 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 70,262,617 km

• M1: 180,265 km (0.084 R)
• M2: 626,516 km (0.084 R)
• M3: 1,091,167 km (0.117 R)
• M4: 1,861,147 km (0.11 R)
• M5: 6,293,882 km (0.096 R)
• M6: 6,980,237 km (0.101 R)
• M7: 8,466,192 km (0.045 R)
• M8: 11,011,301 km (0.075 R)
• M9: 12,056,541 km (0.11 R)
• M10: 12,773,115 km (0.042 R)
• M11: 14,030,485 km (0.091 R)
• M12: 15,313,586 km (0.041 R)
• M13: 20,491,767 km (0.114 R)
• M14: 22,639,693 km (0.102 R)
• M15: 24,857,631 km (0.069 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 864.6

Radius: 11.1

Gravity: 7.02 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.64 AU - 14.88 AU

Year: 16094 Days

Day: 7.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 70,262,617 km

• M1: 139,425 km (0.089 R)
• M2: 531,820 km (0.061 R)
• M3: 1,208,003 km (0.092 R)
• M4: 1,781,711 km (0.036 R)
• M5: 2,928,827 km (0.115 R)
• M6: 4,034,206 km (0.119 R)
• M7: 4,889,906 km (0.086 R)
• M8: 5,249,688 km (0.089 R)
• M9: 10,353,968 km (0.048 R)
• M10: 13,426,259 km (0.118 R)
• M11: 14,207,759 km (0.063 R)
• M12: 18,838,561 km (0.029 R)
• M13: 22,169,656 km (0.07 R)
• M14: 26,200,721 km (0.054 R)
• M15: 27,420,542 km (0.036 R)
• M16: 28,446,334 km (0.095 R)
• M17: 32,051,045 km (0.099 R)
• M18: 38,575,457 km (0.098 R)
• M19: 40,883,901 km (0.063 R)
• M20: 42,222,204 km (0.068 R)
• M21: 43,436,191 km (0.059 R)
• M22: 49,688,933 km (0.104 R)
• M23: 51,555,465 km (0.068 R)
• M24: 63,350,958 km (0.09 R)
• M25: 71,141,716 km (0.11 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 450.6

Radius: 4.5

Gravity: 22.25 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 15 AU - 16.32 AU

Year: 21882 Days

Day: 19 Hours

Environment

Temp: -185 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 70,262,617 km

• M1: 59,839 km (0.113 R)
• M2: 327,619 km (0.046 R)
• M3: 1,858,305 km (0.098 R)
• M4: 3,144,098 km (0.115 R)
• M5: 5,914,950 km (0.118 R)
• M6: 6,712,905 km (0.087 R)
• M7: 9,534,321 km (0.112 R)
• M8: 13,126,316 km (0.082 R)
• M9: 16,466,387 km (0.034 R)
• M10: 17,694,586 km (0.111 R)
• M11: 18,460,228 km (0.086 R)
• M12: 20,702,251 km (0.091 R)
• M13: 27,255,386 km (0.059 R)
• M14: 27,479,932 km (0.073 R)
• M15: 30,875,056 km (0.116 R)
• M16: 31,982,978 km (0.026 R)
• M17: 37,366,706 km (0.101 R)
• M18: 37,643,761 km (0.032 R)
• M19: 39,334,965 km (0.045 R)
• M20: 43,783,258 km (0.053 R)
• M21: 46,767,137 km (0.105 R)
• M22: 49,382,856 km (0.101 R)
• M23: 56,527,201 km (0.067 R)

Kuiper Belt

Range: 31.1 - 53.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 366 - 13,933 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit