🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.78 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.25 AU - 1.85 AU

Year: 678 Days

Day: 12.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 38.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.44 AU - 2.24 AU

Year: 877 Days

Day: 14.3 Hours

Environment

Temp: -35 °C

Axial Tilt: 26.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,159,683 km

• M1: 709,543 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.92

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2 AU - 2.68 AU

Year: 1258 Days

Day: 32.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 43.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,159,683 km

• M1: 1,052,720 km (0.106 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.96 AU - 3.98 AU

Year: 2780 Days

Day: 18.5 Hours

Environment

Temp: -108 °C

Axial Tilt: 37.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,159,683 km

• M1: 209,587 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 580.9

Radius: 13.4

Gravity: 3.24 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 5.88 AU - 6.1 AU

Year: 5153 Days

Day: 12.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 29,159,683 km

• M1: 214,673 km (0.088 R)
• M2: 302,487 km (0.094 R)
• M3: 530,474 km (0.106 R)
• M4: 658,231 km (0.071 R)
• M5: 847,472 km (0.108 R)
• M6: 1,297,313 km (0.116 R)
• M7: 1,541,307 km (0.063 R)
• M8: 1,685,370 km (0.053 R)
• M9: 1,987,557 km (0.058 R)
• M10: 2,234,843 km (0.061 R)
• M11: 2,473,601 km (0.098 R)
• M12: 3,097,424 km (0.074 R)
• M13: 3,199,300 km (0.082 R)
• M14: 3,922,007 km (0.105 R)
• M15: 4,234,218 km (0.102 R)
• M16: 4,347,763 km (0.063 R)
• M17: 4,554,657 km (0.051 R)
• M18: 5,365,776 km (0.099 R)
• M19: 5,612,912 km (0.043 R)
• M20: 5,990,796 km (0.041 R)
• M21: 6,507,657 km (0.085 R)
• M22: 7,364,254 km (0.087 R)
• M23: 7,694,716 km (0.11 R)
• M24: 8,058,239 km (0.104 R)
• M25: 8,398,873 km (0.119 R)
• M26: 8,686,400 km (0.066 R)
• M27: 9,035,711 km (0.054 R)
• M28: 9,508,590 km (0.03 R)
• M29: 9,628,119 km (0.07 R)
• M30: 10,172,206 km (0.077 R)
• M31: 10,263,910 km (0.072 R)
• M32: 10,664,234 km (0.1 R)
• M33: 10,819,666 km (0.109 R)
• M34: 11,069,794 km (0.07 R)
• M35: 11,195,605 km (0.093 R)
• M36: 11,480,440 km (0.076 R)
• M37: 11,992,663 km (0.088 R)
• M38: 12,121,915 km (0.084 R)
• M39: 12,349,155 km (0.041 R)
• M40: 12,446,992 km (0.109 R)
• M41: 12,577,890 km (0.12 R)
• M42: 12,709,237 km (0.079 R)
• M43: 12,841,032 km (0.118 R)
• M44: 13,139,331 km (0.117 R)
• M45: 13,979,622 km (0.054 R)
• M46: 14,218,081 km (0.101 R)
• M47: 15,889,239 km (0.068 R)
• M48: 16,603,868 km (0.067 R)
• M49: 17,328,969 km (0.069 R)
• M50: 17,438,624 km (0.075 R)
• M51: 17,732,284 km (0.073 R)
• M52: 18,138,592 km (0.117 R)
• M53: 18,473,392 km (0.087 R)
• M54: 18,772,588 km (0.08 R)
• M55: 19,073,579 km (0.08 R)
• M56: 19,451,912 km (0.058 R)
• M57: 20,795,750 km (0.118 R)
• M58: 21,302,587 km (0.102 R)
• M59: 21,537,905 km (0.036 R)
• M60: 22,767,150 km (0.113 R)
• M61: 23,249,155 km (0.056 R)
• M62: 23,410,571 km (0.111 R)
• M63: 23,612,827 km (0.043 R)
• M64: 23,856,372 km (0.09 R)
• M65: 24,838,931 km (0.026 R)
• M66: 25,003,938 km (0.072 R)
• M67: 25,210,682 km (0.104 R)
• M68: 26,632,011 km (0.096 R)
• M69: 27,055,074 km (0.096 R)
• M70: 27,608,287 km (0.117 R)
• M71: 28,122,156 km (0.086 R)
• M72: 28,208,174 km (0.051 R)
• M73: 28,294,193 km (0.025 R)
• M74: 28,682,549 km (0.071 R)
• M75: 29,159,617 km (0.057 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,361 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit