🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.83

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 0.68 AU - 0.76 AU

Year: 231 Days

Day: 20.8 Hours

Environment

Temp: 109 °C

Axial Tilt: 39.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 34,950,225 km

• M1: 105,317 km (0.097 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 2.04 AU - 3.08 AU

Year: 1551 Days

Day: 37.8 Hours

Environment

Temp: -109 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.02 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 444.1

Radius: 9.8

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 6.95 AU - 7.99 AU

Year: 7733 Days

Day: 12.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 34,950,225 km

• M1: 142,268 km (0.098 R)
• M2: 267,930 km (0.104 R)
• M3: 340,186 km (0.112 R)
• M4: 410,945 km (0.12 R)
• M5: 558,898 km (0.118 R)
• M6: 672,592 km (0.113 R)
• M7: 794,813 km (0.083 R)
• M8: 984,952 km (0.052 R)
• M9: 1,046,587 km (0.081 R)
• M10: 1,605,933 km (0.041 R)
• M11: 1,679,535 km (0.112 R)
• M12: 1,849,478 km (0.071 R)
• M13: 1,926,821 km (0.093 R)
• M14: 2,064,899 km (0.072 R)
• M15: 2,165,429 km (0.049 R)
• M16: 2,520,126 km (0.118 R)
• M17: 2,715,351 km (0.107 R)
• M18: 2,870,783 km (0.1 R)
• M19: 5,035,315 km (0.071 R)
• M20: 5,988,403 km (0.093 R)
• M21: 6,220,728 km (0.119 R)
• M22: 7,302,620 km (0.106 R)
• M23: 7,833,692 km (0.083 R)
• M24: 7,928,687 km (0.035 R)
• M25: 8,216,065 km (0.11 R)
• M26: 8,474,271 km (0.099 R)
• M27: 9,534,171 km (0.065 R)
• M28: 9,601,790 km (0.117 R)
• M29: 10,391,068 km (0.102 R)
• M30: 11,023,269 km (0.043 R)
• M31: 11,668,036 km (0.105 R)
• M32: 12,361,721 km (0.038 R)
• M33: 13,257,064 km (0.067 R)
• M34: 13,789,034 km (0.038 R)
• M35: 13,903,925 km (0.115 R)
• M36: 14,289,289 km (0.11 R)
• M37: 14,913,113 km (0.106 R)
• M38: 15,506,118 km (0.085 R)
• M39: 15,785,418 km (0.062 R)
• M40: 16,389,644 km (0.045 R)
• M41: 16,470,726 km (0.107 R)
• M42: 17,248,186 km (0.084 R)
• M43: 17,330,764 km (0.112 R)
• M44: 17,662,273 km (0.108 R)
• M45: 17,745,449 km (0.031 R)
• M46: 18,037,614 km (0.079 R)
• M47: 18,881,346 km (0.119 R)
• M48: 19,350,784 km (0.112 R)
• M49: 19,867,345 km (0.101 R)
• M50: 19,997,196 km (0.072 R)
• M51: 20,606,957 km (0.092 R)
• M52: 21,002,195 km (0.078 R)
• M53: 21,267,132 km (0.083 R)
• M54: 22,023,499 km (0.103 R)
• M55: 23,425,531 km (0.1 R)
• M56: 23,929,975 km (0.052 R)
• M57: 24,949,634 km (0.037 R)
• M58: 25,230,130 km (0.036 R)
• M59: 26,267,741 km (0.115 R)
• M60: 26,648,467 km (0.103 R)
• M61: 27,850,187 km (0.097 R)
• M62: 27,995,596 km (0.082 R)
• M63: 28,579,626 km (0.037 R)
• M64: 28,922,205 km (0.075 R)
• M65: 29,364,566 km (0.119 R)
• M66: 30,256,169 km (0.081 R)
• M67: 30,755,377 km (0.072 R)
• M68: 31,913,863 km (0.069 R)
• M69: 32,269,308 km (0.072 R)
• M70: 32,830,450 km (0.103 R)
• M71: 33,086,561 km (0.057 R)
• M72: 33,394,733 km (0.061 R)
• M73: 34,273,321 km (0.087 R)
• M74: 34,741,413 km (0.111 R)
• M75: 34,845,832 km (0.111 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 349 - 18,727 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit