🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.31 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.58 AU - 0.66 AU

Year: 172 Days

Day: 40.6 Hours

Environment

Temp: 223 °C

Axial Tilt: 40 °

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: 4.07

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.64 AU - 0.68 AU

Year: 189 Days

Day: 33.3 Hours

Environment

Temp: 160 °C

Axial Tilt: 15.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,764,899 km

• M1: 110,254 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.67 AU - 0.75 AU

Year: 211 Days

Day: 36.2 Hours

Environment

Temp: 192 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 0.93 AU - 1.33 AU

Year: 424 Days

Day: 46.7 Hours

Environment

Temp: 30 °C

Axial Tilt: 107.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.05

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.3 AU - 1.84 AU

Year: 695 Days

Day: 47.8 Hours

Environment

Temp: -35 °C

Axial Tilt: 33.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.62

Radius: 1.47

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 3.1 AU - 4.2 AU

Year: 2462 Days

Day: 41.1 Hours

Environment

Temp: -99 °C

Axial Tilt: 18.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 49,764,899 km

• M1: 156,779 km (0.065 R)

Asteroid Belt

Center: 6.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 866.3

Radius: 12.3

Gravity: 5.73 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 7.77 AU - 10.07 AU

Year: 9407 Days

Day: 7.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 49,764,899 km

• M1: 218,114 km (0.107 R)
• M2: 349,012 km (0.083 R)
• M3: 477,816 km (0.107 R)
• M4: 1,013,376 km (0.117 R)
• M5: 1,131,558 km (0.081 R)
• M6: 1,339,350 km (0.051 R)
• M7: 1,582,745 km (0.098 R)
• M8: 2,062,506 km (0.063 R)
• M9: 3,417,863 km (0.037 R)
• M10: 3,661,109 km (0.068 R)
• M11: 4,036,749 km (0.068 R)
• M12: 4,164,805 km (0.097 R)
• M13: 4,261,744 km (0.089 R)
• M14: 4,825,429 km (0.075 R)
• M15: 5,064,337 km (0.099 R)
• M16: 5,661,083 km (0.116 R)
• M17: 5,877,102 km (0.045 R)
• M18: 6,022,661 km (0.113 R)
• M19: 6,503,917 km (0.03 R)
• M20: 6,997,590 km (0.105 R)
• M21: 8,223,694 km (0.09 R)
• M22: 8,550,865 km (0.087 R)
• M23: 9,387,416 km (0.029 R)
• M24: 10,206,464 km (0.091 R)
• M25: 10,691,012 km (0.078 R)
• M26: 11,409,381 km (0.067 R)
• M27: 11,500,336 km (0.028 R)
• M28: 12,143,308 km (0.118 R)
• M29: 13,177,478 km (0.101 R)
• M30: 13,320,643 km (0.116 R)
• M31: 13,608,619 km (0.113 R)
• M32: 15,329,443 km (0.109 R)
• M33: 15,429,824 km (0.088 R)
• M34: 17,013,766 km (0.036 R)
• M35: 17,798,706 km (0.106 R)
• M36: 17,957,130 km (0.12 R)
• M37: 18,488,651 km (0.088 R)
• M38: 20,168,935 km (0.084 R)
• M39: 20,278,889 km (0.101 R)
• M40: 20,887,902 km (0.096 R)
• M41: 21,222,702 km (0.088 R)
• M42: 22,351,268 km (0.096 R)
• M43: 22,522,259 km (0.099 R)
• M44: 22,865,586 km (0.11 R)
• M45: 23,557,177 km (0.083 R)
• M46: 25,020,393 km (0.112 R)
• M47: 26,392,356 km (0.094 R)
• M48: 26,512,782 km (0.066 R)
• M49: 28,218,347 km (0.08 R)
• M50: 28,712,170 km (0.079 R)
• M51: 30,399,783 km (0.046 R)
• M52: 31,414,954 km (0.07 R)
• M53: 31,606,589 km (0.051 R)
• M54: 31,798,523 km (0.113 R)
• M55: 34,461,066 km (0.086 R)
• M56: 34,856,603 km (0.119 R)
• M57: 35,452,900 km (0.079 R)
• M58: 35,585,893 km (0.067 R)
• M59: 36,521,179 km (0.104 R)
• M60: 36,991,963 km (0.072 R)
• M61: 37,939,366 km (0.091 R)
• M62: 40,065,601 km (0.114 R)
• M63: 41,248,022 km (0.057 R)
• M64: 41,387,897 km (0.073 R)
• M65: 42,019,200 km (0.12 R)
• M66: 42,371,203 km (0.084 R)
• M67: 43,860,749 km (0.084 R)
• M68: 44,361,154 km (0.069 R)
• M69: 44,719,740 km (0.105 R)
• M70: 44,935,311 km (0.091 R)
• M71: 46,672,441 km (0.119 R)
• M72: 47,256,322 km (0.077 R)
• M73: 47,695,840 km (0.071 R)
• M74: 47,842,596 km (0.037 R)
• M75: 47,989,651 km (0.026 R)
• M76: 48,210,307 km (0.086 R)
• M77: 48,800,621 km (0.078 R)

Kuiper Belt

Range: 31.1 - 48.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 520 - 11,890 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit