🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 0.62 AU - 0.66 AU

Year: 191 Days

Day: 41.7 Hours

Environment

Temp: 145 °C

Axial Tilt: 33.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.08 AU - 1.38 AU

Year: 509 Days

Day: 18.1 Hours

Environment

Temp: -1 °C

Axial Tilt: 49.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.73

Radius: 0.88

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.36 AU - 1.4 AU

Year: 604 Days

Day: 27.2 Hours

Environment

Temp: -26 °C

Axial Tilt: 31.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 31,004,807 km

• M1: 412,890 km (0.047 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.66 AU - 1.76 AU

Year: 834 Days

Day: 42.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 32.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 31,004,807 km

• M1: 43,234 km (0.082 R)
• M2: 89,160 km (0.111 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.7

Radius: 14.3

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 5.72 AU - 9.32 AU

Year: 7687 Days

Day: 6.3 Hours

Environment

Temp: -160 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 31,004,807 km

• M1: 180,565 km (0.057 R)
• M2: 512,223 km (0.111 R)
• M3: 1,066,334 km (0.086 R)
• M4: 1,427,463 km (0.044 R)
• M5: 1,540,260 km (0.12 R)
• M6: 1,792,631 km (0.06 R)
• M7: 1,986,660 km (0.072 R)
• M8: 2,225,268 km (0.029 R)
• M9: 2,630,828 km (0.05 R)
• M10: 2,832,336 km (0.042 R)
• M11: 2,976,549 km (0.105 R)
• M12: 3,102,211 km (0.097 R)
• M13: 3,251,061 km (0.085 R)
• M14: 3,358,921 km (0.08 R)
• M15: 3,533,950 km (0.114 R)
• M16: 3,802,329 km (0.11 R)
• M17: 3,916,173 km (0.115 R)
• M18: 4,502,746 km (0.115 R)
• M19: 5,293,969 km (0.112 R)
• M20: 5,472,889 km (0.116 R)
• M21: 5,601,842 km (0.103 R)
• M22: 5,995,135 km (0.101 R)
• M23: 6,316,321 km (0.093 R)
• M24: 6,643,193 km (0.097 R)
• M25: 6,919,799 km (0.099 R)
• M26: 7,398,961 km (0.059 R)
• M27: 7,599,422 km (0.107 R)
• M28: 8,270,817 km (0.106 R)
• M29: 8,419,219 km (0.083 R)
• M30: 8,809,519 km (0.089 R)
• M31: 8,930,843 km (0.096 R)
• M32: 9,236,472 km (0.112 R)
• M33: 9,452,491 km (0.066 R)
• M34: 9,545,691 km (0.091 R)
• M35: 11,109,587 km (0.113 R)
• M36: 11,306,457 km (0.095 R)
• M37: 11,904,400 km (0.054 R)
• M38: 12,072,249 km (0.051 R)
• M39: 12,342,572 km (0.119 R)
• M40: 12,854,945 km (0.045 R)
• M41: 13,235,073 km (0.056 R)
• M42: 14,326,240 km (0.092 R)
• M43: 14,469,106 km (0.101 R)
• M44: 14,792,387 km (0.084 R)
• M45: 15,154,414 km (0.083 R)
• M46: 15,961,195 km (0.045 R)
• M47: 16,146,547 km (0.11 R)
• M48: 16,258,147 km (0.083 R)
• M49: 16,369,897 km (0.099 R)
• M50: 16,744,490 km (0.047 R)
• M51: 16,894,985 km (0.045 R)
• M52: 17,159,624 km (0.095 R)
• M53: 17,425,758 km (0.05 R)
• M54: 17,885,024 km (0.113 R)
• M55: 18,193,345 km (0.076 R)
• M56: 18,698,238 km (0.113 R)
• M57: 19,326,100 km (0.118 R)
• M58: 19,682,143 km (0.108 R)
• M59: 20,200,500 km (0.118 R)
• M60: 20,642,711 km (0.083 R)
• M61: 21,495,568 km (0.101 R)
• M62: 21,905,766 km (0.115 R)
• M63: 22,235,779 km (0.036 R)
• M64: 22,984,516 km (0.094 R)
• M65: 23,235,840 km (0.109 R)
• M66: 23,403,988 km (0.104 R)
• M67: 23,699,145 km (0.117 R)
• M68: 24,335,684 km (0.06 R)
• M69: 24,763,235 km (0.071 R)
• M70: 24,934,973 km (0.09 R)
• M71: 25,669,349 km (0.062 R)
• M72: 26,850,125 km (0.116 R)
• M73: 29,173,829 km (0.085 R)
• M74: 30,038,804 km (0.05 R)
• M75: 30,313,765 km (0.068 R)
• M76: 30,497,620 km (0.107 R)
• M77: 31,004,757 km (0.102 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 472 - 10,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit