🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.61 AU - 0.61 AU

Year: 167 Days

Day: 34.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 36.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,668,842 km

• M1: 257,608 km (0.057 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.5 AU - 0.8 AU

Year: 184 Days

Day: 39.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.67 AU - 0.89 AU

Year: 242 Days

Day: 23.3 Hours

Environment

Temp: 211 °C

Axial Tilt: 96.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,668,842 km

• M1: 20,645 km (0.086 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.01

Radius: 1

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.26 AU - 1.54 AU

Year: 582 Days

Day: 19.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 20.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 51,668,842 km

• M1: 24,384 km (0.089 R)
• M2: 118,781 km (0.107 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.71

Radius: 1.49

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 1.39 AU - 1.67 AU

Year: 665 Days

Day: 32.9 Hours

Environment

Temp: -10 °C

Axial Tilt: 13.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.38 AU - 2.26 AU

Year: 863 Days

Day: 14.7 Hours

Environment

Temp: -44 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.71 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 760.2

Radius: 4

Gravity: 47.51 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 13.5 AU - 13.7 AU

Year: 17627 Days

Day: 24.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 51,668,842 km

• M1: 49,816 km (0.118 R)
• M2: 231,727 km (0.077 R)
• M3: 363,074 km (0.08 R)
• M4: 603,029 km (0.076 R)
• M5: 1,050,177 km (0.069 R)
• M6: 1,249,741 km (0.117 R)
• M7: 1,427,164 km (0.045 R)
• M8: 1,690,007 km (0.088 R)
• M9: 1,945,670 km (0.118 R)
• M10: 2,746,168 km (0.113 R)
• M11: 3,179,104 km (0.072 R)
• M12: 3,397,966 km (0.111 R)
• M13: 4,475,968 km (0.061 R)
• M14: 4,681,217 km (0.081 R)
• M15: 5,222,013 km (0.075 R)
• M16: 6,256,333 km (0.111 R)
• M17: 6,513,192 km (0.107 R)
• M18: 6,911,422 km (0.034 R)
• M19: 7,420,054 km (0.12 R)
• M20: 8,826,873 km (0.119 R)
• M21: 11,007,411 km (0.117 R)
• M22: 11,571,994 km (0.111 R)
• M23: 20,385,552 km (0.041 R)
• M24: 21,912,498 km (0.093 R)
• M25: 22,703,870 km (0.088 R)
• M26: 26,060,099 km (0.118 R)
• M27: 26,948,112 km (0.079 R)
• M28: 27,286,203 km (0.05 R)
• M29: 35,729,357 km (0.079 R)
• M30: 37,380,020 km (0.062 R)
• M31: 49,030,104 km (0.103 R)
• M32: 57,696,907 km (0.086 R)
• M33: 65,689,173 km (0.116 R)
• M34: 71,767,035 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 273.1

Radius: 6.9

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 10.97 AU - 16.33 AU

Year: 17725 Days

Day: 17 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 51,668,842 km

• M1: 89,609 km (0.115 R)
• M2: 317,596 km (0.092 R)
• M3: 713,432 km (0.079 R)
• M4: 941,120 km (0.117 R)
• M5: 1,343,838 km (0.106 R)
• M6: 2,893,971 km (0.117 R)
• M7: 3,826,115 km (0.105 R)
• M8: 6,729,062 km (0.114 R)
• M9: 7,380,710 km (0.049 R)
• M10: 7,808,859 km (0.086 R)
• M11: 8,574,651 km (0.099 R)
• M12: 10,254,784 km (0.1 R)
• M13: 11,736,701 km (0.083 R)
• M14: 12,739,904 km (0.074 R)
• M15: 13,608,021 km (0.056 R)
• M16: 14,647,726 km (0.116 R)
• M17: 18,237,626 km (0.057 R)
• M18: 19,988,071 km (0.1 R)
• M19: 26,298,707 km (0.112 R)
• M20: 28,631,237 km (0.037 R)
• M21: 46,584,179 km (0.06 R)
• M22: 50,440,662 km (0.057 R)
• M23: 51,052,368 km (0.114 R)

Kuiper Belt

Range: 31.2 - 53.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 515 - 15,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit