🌌 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: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.5 AU - 0.52 AU

Year: 168 Days

Day: 15.5 Hours

Environment

Temp: 25 °C

Axial Tilt: 39.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 14,315,837 km

• M1: 307,723 km (0.087 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.8 AU - 1.06 AU

Year: 413 Days

Day: 46.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.91 AU - 1.23 AU

Year: 509 Days

Day: 43.4 Hours

Environment

Temp: -80 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 14,315,837 km

• M1: 364,869 km (0.106 R)

Asteroid Belt

Center: 1.74 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.4

Radius: 12.5

Gravity: 3.99 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 1.8 AU - 3 AU

Year: 1711 Days

Day: 9.5 Hours

Environment

Temp: -134 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (61)

Outer Limit: 14,315,837 km

• M1: 157,826 km (0.113 R)
• M2: 260,300 km (0.112 R)
• M3: 343,178 km (0.06 R)
• M4: 423,362 km (0.049 R)
• M5: 589,864 km (0.102 R)
• M6: 826,827 km (0.094 R)
• M7: 994,676 km (0.074 R)
• M8: 1,254,977 km (0.076 R)
• M9: 1,337,405 km (0.112 R)
• M10: 1,450,651 km (0.09 R)
• M11: 1,799,662 km (0.07 R)
• M12: 2,021,965 km (0.044 R)
• M13: 2,131,022 km (0.114 R)
• M14: 2,231,103 km (0.119 R)
• M15: 2,321,310 km (0.111 R)
• M16: 2,599,562 km (0.08 R)
• M17: 2,815,432 km (0.099 R)
• M18: 3,024,869 km (0.114 R)
• M19: 3,188,679 km (0.096 R)
• M20: 3,277,989 km (0.041 R)
• M21: 3,368,346 km (0.049 R)
• M22: 3,670,833 km (0.075 R)
• M23: 3,751,167 km (0.083 R)
• M24: 3,900,166 km (0.086 R)
• M25: 4,190,087 km (0.085 R)
• M26: 4,288,373 km (0.082 R)
• M27: 4,487,188 km (0.074 R)
• M28: 4,688,996 km (0.099 R)
• M29: 4,864,474 km (0.094 R)
• M30: 5,101,886 km (0.097 R)
• M31: 5,191,944 km (0.111 R)
• M32: 5,419,332 km (0.059 R)
• M33: 5,526,594 km (0.103 R)
• M34: 5,634,604 km (0.042 R)
• M35: 6,703,780 km (0.061 R)
• M36: 6,901,847 km (0.095 R)
• M37: 7,018,235 km (0.091 R)
• M38: 7,185,784 km (0.111 R)
• M39: 7,270,008 km (0.081 R)
• M40: 7,644,750 km (0.095 R)
• M41: 7,765,326 km (0.057 R)
• M42: 8,165,949 km (0.062 R)
• M43: 8,555,502 km (0.027 R)
• M44: 8,933,087 km (0.085 R)
• M45: 9,206,103 km (0.083 R)
• M46: 9,297,807 km (0.112 R)
• M47: 9,463,412 km (0.088 R)
• M48: 9,574,563 km (0.069 R)
• M49: 9,686,013 km (0.117 R)
• M50: 10,249,848 km (0.06 R)
• M51: 10,535,729 km (0.089 R)
• M52: 10,727,813 km (0.086 R)
• M53: 11,193,661 km (0.085 R)
• M54: 11,389,783 km (0.116 R)
• M55: 11,685,987 km (0.083 R)
• M56: 11,805,217 km (0.058 R)
• M57: 12,630,698 km (0.117 R)
• M58: 12,773,414 km (0.11 R)
• M59: 13,101,931 km (0.11 R)
• M60: 13,205,154 km (0.061 R)
• M61: 13,287,881 km (0.12 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: 523 - 12,608 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit