🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.64 AU - 0.88 AU

Year: 233 Days

Day: 37.2 Hours

Environment

Temp: 148 °C

Axial Tilt: 37.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 18,842,129 km

• M1: 56,847 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 1.03 AU - 1.15 AU

Year: 400 Days

Day: 25.6 Hours

Environment

Temp: 22 °C

Axial Tilt: 6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 1.93 AU - 2.31 AU

Year: 1085 Days

Day: 47.4 Hours

Environment

Temp: -54 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 18,842,129 km

• M1: 1,254,827 km (0.071 R)

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.4

Radius: 11.2

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 5.81 AU - 6.39 AU

Year: 5295 Days

Day: 14.3 Hours

Environment

Temp: -148 °C

Axial Tilt: 5.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 18,842,129 km

• M1: 160,818 km (0.082 R)
• M2: 348,413 km (0.099 R)
• M3: 812,316 km (0.114 R)
• M4: 1,026,092 km (0.096 R)
• M5: 1,204,113 km (0.104 R)
• M6: 1,591,422 km (0.09 R)
• M7: 1,849,927 km (0.097 R)
• M8: 1,926,222 km (0.119 R)
• M9: 2,042,909 km (0.111 R)
• M10: 2,365,890 km (0.091 R)
• M11: 2,618,860 km (0.075 R)
• M12: 2,821,715 km (0.114 R)
• M13: 3,166,538 km (0.119 R)
• M14: 3,351,740 km (0.116 R)
• M15: 3,461,545 km (0.033 R)
• M16: 3,733,215 km (0.106 R)
• M17: 3,896,426 km (0.106 R)
• M18: 4,045,126 km (0.097 R)
• M19: 4,589,812 km (0.108 R)
• M20: 4,799,997 km (0.102 R)
• M21: 5,635,202 km (0.101 R)
• M22: 5,917,344 km (0.12 R)
• M23: 6,165,676 km (0.083 R)
• M24: 6,281,465 km (0.111 R)
• M25: 6,751,801 km (0.103 R)
• M26: 7,051,595 km (0.097 R)
• M27: 7,132,228 km (0.06 R)
• M28: 7,335,232 km (0.07 R)
• M29: 7,519,687 km (0.093 R)
• M30: 7,788,813 km (0.101 R)
• M31: 7,997,951 km (0.08 R)
• M32: 8,400,668 km (0.095 R)
• M33: 9,536,116 km (0.044 R)
• M34: 9,647,866 km (0.078 R)
• M35: 9,760,064 km (0.114 R)
• M36: 9,895,301 km (0.113 R)
• M37: 10,053,725 km (0.103 R)
• M38: 10,511,345 km (0.102 R)
• M39: 10,859,010 km (0.117 R)
• M40: 11,446,780 km (0.095 R)
• M41: 11,732,662 km (0.119 R)
• M42: 11,804,469 km (0.081 R)
• M43: 12,020,937 km (0.087 R)
• M44: 12,530,916 km (0.105 R)
• M45: 12,604,369 km (0.115 R)
• M46: 13,723,211 km (0.088 R)
• M47: 13,925,467 km (0.056 R)
• M48: 14,001,463 km (0.026 R)
• M49: 14,128,621 km (0.05 R)
• M50: 14,873,619 km (0.105 R)
• M51: 15,185,680 km (0.095 R)
• M52: 15,922,150 km (0.077 R)
• M53: 16,187,986 km (0.115 R)
• M54: 16,455,317 km (0.097 R)
• M55: 16,859,082 km (0.115 R)
• M56: 16,940,164 km (0.116 R)
• M57: 17,402,421 km (0.093 R)

Kuiper Belt

Range: 31.2 - 46.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 183 - 13,118 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit