🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.45 AU - 0.59 AU

Year: 131 Days

Day: 26.4 Hours

Environment

Temp: 295 °C

Axial Tilt: 3.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,301,599 km

• M1: 11,070 km (0.08 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.52 AU - 0.76 AU

Year: 178 Days

Day: 20.3 Hours

Environment

Temp: 247 °C

Axial Tilt: 20 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 30,301,599 km

• M1: 77,342 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.65 AU - 0.69 AU

Year: 191 Days

Day: 36.6 Hours

Environment

Temp: 163 °C

Axial Tilt: 37.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 30,301,599 km

• M1: 20,345 km (0.114 R)
• M2: 214,823 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.45 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.13 AU - 1.77 AU

Year: 608 Days

Day: 12.3 Hours

Environment

Temp: 1 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 30,301,599 km

• M1: 20,046 km (0.096 R)
• M2: 257,308 km (0.045 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.76 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 1.43 AU - 2.09 AU

Year: 813 Days

Day: 21.9 Hours

Environment

Temp: -30 °C

Axial Tilt: 23.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 2.46 AU - 2.58 AU

Year: 1393 Days

Day: 35.4 Hours

Environment

Temp: -77 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.46 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 538.7

Radius: 13.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 6.32 AU - 6.48 AU

Year: 5639 Days

Day: 12.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 30,301,599 km

• M1: 171,589 km (0.095 R)
• M2: 601,234 km (0.117 R)
• M3: 1,361,041 km (0.047 R)
• M4: 2,426,926 km (0.09 R)
• M5: 3,968,832 km (0.112 R)
• M6: 5,848,978 km (0.066 R)
• M7: 6,431,661 km (0.117 R)
• M8: 7,120,709 km (0.073 R)
• M9: 7,822,323 km (0.109 R)
• M10: 8,302,682 km (0.117 R)
• M11: 8,842,132 km (0.08 R)
• M12: 9,779,213 km (0.102 R)
• M13: 10,513,589 km (0.101 R)
• M14: 11,995,804 km (0.083 R)
• M15: 12,686,348 km (0.104 R)
• M16: 13,403,371 km (0.109 R)
• M17: 16,847,413 km (0.105 R)
• M18: 18,158,489 km (0.079 R)
• M19: 19,335,525 km (0.075 R)
• M20: 20,011,109 km (0.044 R)
• M21: 21,124,715 km (0.033 R)
• M22: 21,696,927 km (0.115 R)
• M23: 24,714,017 km (0.067 R)
• M24: 25,914,390 km (0.044 R)
• M25: 26,902,185 km (0.119 R)
• M26: 29,305,026 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 27.8

Radius: 14.7

Gravity: 0.13 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 7.22 AU - 9.72 AU

Year: 8585 Days

Day: 11.3 Hours

Environment

Temp: -168 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 30,301,599 km

• M1: 182,958 km (0.026 R)
• M2: 1,359,396 km (0.096 R)
• M3: 1,943,725 km (0.055 R)
• M4: 2,574,879 km (0.068 R)
• M5: 3,518,542 km (0.114 R)
• M6: 6,357,910 km (0.115 R)
• M7: 7,963,843 km (0.092 R)
• M8: 8,769,278 km (0.101 R)
• M9: 9,465,207 km (0.084 R)
• M10: 10,334,819 km (0.119 R)
• M11: 12,195,218 km (0.027 R)
• M12: 13,184,808 km (0.084 R)
• M13: 14,703,077 km (0.05 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.4

Radius: 14.2

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 10.44 AU - 10.44 AU

Year: 11747 Days

Day: 12.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 30,301,599 km

• M1: 188,793 km (0.074 R)
• M2: 693,985 km (0.07 R)
• M3: 1,201,271 km (0.112 R)
• M4: 1,895,704 km (0.119 R)
• M5: 2,555,132 km (0.114 R)
• M6: 4,243,643 km (0.111 R)
• M7: 5,326,582 km (0.115 R)
• M8: 5,873,811 km (0.097 R)
• M9: 7,252,505 km (0.108 R)
• M10: 8,073,647 km (0.105 R)
• M11: 9,156,138 km (0.041 R)
• M12: 13,193,036 km (0.096 R)
• M13: 15,658,559 km (0.075 R)
• M14: 17,092,305 km (0.102 R)
• M15: 17,651,950 km (0.102 R)
• M16: 18,095,658 km (0.094 R)
• M17: 19,404,639 km (0.11 R)
• M18: 20,219,947 km (0.083 R)
• M19: 22,284,398 km (0.115 R)
• M20: 26,829,331 km (0.059 R)

Kuiper Belt

Range: 31.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 18,834 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit