🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.39

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.86 AU - 1.14 AU

Year: 351 Days

Day: 22.6 Hours

Environment

Temp: 103 °C

Axial Tilt: 39.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 20,972,704 km

• M1: 647,011 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.86

Radius: 1.72

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.33 AU - 1.39 AU

Year: 557 Days

Day: 37.8 Hours

Environment

Temp: 8 °C

Axial Tilt: 10.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 20,972,704 km

• M1: 71,059 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.44 AU - 1.74 AU

Year: 705 Days

Day: 25 Hours

Environment

Temp: -25 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 20,972,704 km

• M1: 283,787 km (0.081 R)

Asteroid Belt

Center: 4.07 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 165.3

Radius: 8.8

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 6.55 AU - 6.55 AU

Year: 5892 Days

Day: 9.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 20,972,704 km

• M1: 155,731 km (0.027 R)
• M2: 315,203 km (0.093 R)
• M3: 487,539 km (0.1 R)
• M4: 691,591 km (0.101 R)
• M5: 789,129 km (0.079 R)
• M6: 891,454 km (0.055 R)
• M7: 1,009,486 km (0.117 R)
• M8: 1,132,755 km (0.115 R)
• M9: 1,309,430 km (0.101 R)
• M10: 1,407,267 km (0.105 R)
• M11: 1,469,799 km (0.102 R)
• M12: 1,546,094 km (0.077 R)
• M13: 1,933,702 km (0.091 R)
• M14: 2,045,900 km (0.058 R)
• M15: 2,174,854 km (0.118 R)
• M16: 2,425,729 km (0.04 R)
• M17: 2,486,167 km (0.087 R)
• M18: 2,577,721 km (0.108 R)
• M19: 2,670,472 km (0.036 R)
• M20: 3,134,524 km (0.081 R)
• M21: 3,250,463 km (0.088 R)
• M22: 3,418,311 km (0.081 R)
• M23: 3,486,378 km (0.067 R)
• M24: 3,780,338 km (0.096 R)
• M25: 4,190,984 km (0.114 R)
• M26: 4,410,893 km (0.093 R)
• M27: 4,466,544 km (0.03 R)
• M28: 4,522,344 km (0.103 R)
• M29: 4,729,088 km (0.095 R)
• M30: 4,958,122 km (0.09 R)
• M31: 5,093,359 km (0.069 R)
• M32: 5,367,721 km (0.114 R)
• M33: 5,506,698 km (0.094 R)
• M34: 5,828,782 km (0.117 R)
• M35: 6,012,787 km (0.118 R)
• M36: 6,323,652 km (0.099 R)
• M37: 6,491,500 km (0.12 R)
• M38: 6,660,995 km (0.09 R)
• M39: 6,767,658 km (0.077 R)
• M40: 6,917,854 km (0.111 R)
• M41: 7,199,846 km (0.081 R)
• M42: 7,507,868 km (0.09 R)
• M43: 8,045,822 km (0.089 R)
• M44: 8,204,994 km (0.117 R)
• M45: 8,758,955 km (0.117 R)
• M46: 8,875,941 km (0.068 R)
• M47: 8,993,375 km (0.079 R)
• M48: 9,158,681 km (0.074 R)
• M49: 9,444,413 km (0.097 R)
• M50: 9,951,550 km (0.095 R)
• M51: 10,343,945 km (0.06 R)
• M52: 10,418,145 km (0.053 R)
• M53: 10,691,461 km (0.095 R)
• M54: 11,143,845 km (0.029 R)
• M55: 11,270,554 km (0.12 R)
• M56: 11,372,430 km (0.117 R)
• M57: 11,782,627 km (0.09 R)
• M58: 12,197,612 km (0.078 R)
• M59: 12,749,628 km (0.116 R)
• M60: 13,229,239 km (0.111 R)
• M61: 13,417,283 km (0.11 R)
• M62: 13,498,216 km (0.042 R)
• M63: 13,877,895 km (0.103 R)
• M64: 14,620,050 km (0.063 R)
• M65: 14,786,702 km (0.115 R)
• M66: 14,842,502 km (0.062 R)
• M67: 14,982,077 km (0.115 R)
• M68: 15,262,424 km (0.084 R)
• M69: 15,318,822 km (0.038 R)
• M70: 15,999,642 km (0.066 R)
• M71: 16,372,739 km (0.065 R)
• M72: 17,833,861 km (0.092 R)
• M73: 18,250,342 km (0.098 R)
• M74: 18,549,837 km (0.071 R)
• M75: 18,790,689 km (0.092 R)
• M76: 19,032,440 km (0.101 R)
• M77: 20,505,081 km (0.055 R)
• M78: 20,878,926 km (0.071 R)
• M79: 20,972,724 km (0.078 R)

Kuiper Belt

Range: 31.2 - 58.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 294 - 18,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit