🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.71

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.4 AU - 0.62 AU

Year: 137 Days

Day: 33.3 Hours

Environment

Temp: 149 °C

Axial Tilt: 20.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.44

Radius: 1.16

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.41 AU - 0.67 AU

Year: 149 Days

Day: 42.1 Hours

Environment

Temp: 150 °C

Axial Tilt: 12.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.38

Radius: 1.41

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.48 AU - 0.64 AU

Year: 158 Days

Day: 24.3 Hours

Environment

Temp: 154 °C

Axial Tilt: 4.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 32,316,846 km

• M1: 73,453 km (0.082 R)
• M2: 338,540 km (0.041 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.77 AU - 1.04 AU

Year: 322 Days

Day: 20.3 Hours

Environment

Temp: 40 °C

Axial Tilt: 0.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 32,316,846 km

• M1: 147,952 km (0.09 R)

Planet 5 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.74 AU - 1.12 AU

Year: 338 Days

Day: 24.5 Hours

Environment

Temp: 24 °C

Axial Tilt: 37.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.94 AU - 1.3 AU

Year: 447 Days

Day: 40.4 Hours

Environment

Temp: 7 °C

Axial Tilt: 4.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 7 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.57 AU - 2.31 AU

Year: 1018 Days

Day: 39.4 Hours

Environment

Temp: -69 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 32,316,846 km

• M1: 659,577 km (0.06 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 723.9

Radius: 9.5

Gravity: 8.02 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.85 AU - 6.93 AU

Year: 5385 Days

Day: 6.5 Hours

Environment

Temp: -155 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (84)

Outer Limit: 32,316,846 km

• M1: 119,230 km (0.112 R)
• M2: 230,530 km (0.067 R)
• M3: 366,066 km (0.109 R)
• M4: 489,035 km (0.102 R)
• M5: 579,542 km (0.112 R)
• M6: 664,065 km (0.117 R)
• M7: 987,496 km (0.064 R)
• M8: 1,075,908 km (0.03 R)
• M9: 1,276,818 km (0.089 R)
• M10: 1,373,907 km (0.104 R)
• M11: 1,490,294 km (0.062 R)
• M12: 1,575,415 km (0.036 R)
• M13: 2,007,454 km (0.103 R)
• M14: 2,178,893 km (0.104 R)
• M15: 2,276,281 km (0.097 R)
• M16: 2,721,933 km (0.096 R)
• M17: 2,912,072 km (0.102 R)
• M18: 3,261,084 km (0.038 R)
• M19: 3,350,544 km (0.117 R)
• M20: 4,142,963 km (0.104 R)
• M21: 4,264,287 km (0.099 R)
• M22: 4,914,290 km (0.108 R)
• M23: 5,224,855 km (0.104 R)
• M24: 5,329,723 km (0.098 R)
• M25: 5,488,447 km (0.051 R)
• M26: 5,595,110 km (0.106 R)
• M27: 6,056,320 km (0.09 R)
• M28: 6,166,723 km (0.063 R)
• M29: 6,558,071 km (0.089 R)
• M30: 6,842,457 km (0.093 R)
• M31: 8,202,900 km (0.083 R)
• M32: 8,602,177 km (0.092 R)
• M33: 9,165,562 km (0.106 R)
• M34: 10,000,318 km (0.115 R)
• M35: 10,926,479 km (0.112 R)
• M36: 10,993,648 km (0.051 R)
• M37: 12,052,951 km (0.061 R)
• M38: 12,788,823 km (0.052 R)
• M39: 12,930,642 km (0.065 R)
• M40: 13,647,664 km (0.109 R)
• M41: 13,974,535 km (0.082 R)
• M42: 14,157,344 km (0.114 R)
• M43: 14,230,647 km (0.088 R)
• M44: 14,821,559 km (0.097 R)
• M45: 14,970,708 km (0.115 R)
• M46: 15,571,792 km (0.071 R)
• M47: 15,647,488 km (0.065 R)
• M48: 15,837,179 km (0.114 R)
• M49: 16,065,914 km (0.108 R)
• M50: 16,257,399 km (0.119 R)
• M51: 16,603,868 km (0.119 R)
• M52: 16,836,193 km (0.09 R)
• M53: 17,030,670 km (0.048 R)
• M54: 17,225,896 km (0.055 R)
• M55: 17,658,084 km (0.104 R)
• M56: 17,934,840 km (0.109 R)
• M57: 18,452,897 km (0.093 R)
• M58: 19,503,523 km (0.117 R)
• M59: 19,625,894 km (0.119 R)
• M60: 20,781,388 km (0.092 R)
• M61: 21,157,477 km (0.079 R)
• M62: 21,367,363 km (0.026 R)
• M63: 22,086,181 km (0.106 R)
• M64: 22,171,302 km (0.093 R)
• M65: 22,256,423 km (0.069 R)
• M66: 22,469,899 km (0.118 R)
• M67: 23,071,283 km (0.027 R)
• M68: 23,983,231 km (0.107 R)
• M69: 25,039,991 km (0.102 R)
• M70: 25,173,133 km (0.104 R)
• M71: 25,351,005 km (0.098 R)
• M72: 25,484,745 km (0.031 R)
• M73: 25,842,434 km (0.094 R)
• M74: 26,382,033 km (0.039 R)
• M75: 26,880,045 km (0.097 R)
• M76: 27,016,328 km (0.096 R)
• M77: 27,244,166 km (0.084 R)
• M78: 28,300,028 km (0.117 R)
• M79: 29,932,440 km (0.091 R)
• M80: 30,073,660 km (0.109 R)
• M81: 30,783,801 km (0.11 R)
• M82: 31,499,328 km (0.107 R)
• M83: 31,738,983 km (0.06 R)
• M84: 32,172,069 km (0.079 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 388 - 13,254 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit