🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.71 AU - 1.03 AU

Year: 304 Days

Day: 25.9 Hours

Environment

Temp: 47 °C

Axial Tilt: 1.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.95 AU - 1.05 AU

Year: 375 Days

Day: 30.6 Hours

Environment

Temp: 17 °C

Axial Tilt: 0.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 0.88 AU - 1.18 AU

Year: 392 Days

Day: 28.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 44.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.85

Radius: 0.94

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.94 AU - 1.22 AU

Year: 421 Days

Day: 36.4 Hours

Environment

Temp: -4 °C

Axial Tilt: 12.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 1.42 AU - 1.42 AU

Year: 634 Days

Day: 18.6 Hours

Environment

Temp: -46 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.07

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.24 AU - 1.6 AU

Year: 634 Days

Day: 13.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 3.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 33,610,011 km

• M1: 154,983 km (0.091 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.58

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 2.35 AU - 3.61 AU

Year: 1928 Days

Day: 29.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.26 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362

Radius: 14.9

Gravity: 1.63 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 4.26 AU - 6.8 AU

Year: 4873 Days

Day: 14.3 Hours

Environment

Temp: -147 °C

Axial Tilt: 16.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 33,610,011 km

• M1: 185,501 km (0.095 R)
• M2: 828,323 km (0.113 R)
• M3: 1,630,766 km (0.117 R)
• M4: 2,213,749 km (0.069 R)
• M5: 2,721,335 km (0.087 R)
• M6: 3,288,760 km (0.119 R)
• M7: 4,147,152 km (0.111 R)
• M8: 5,751,440 km (0.118 R)
• M9: 7,156,762 km (0.111 R)
• M10: 7,839,377 km (0.107 R)
• M11: 10,031,884 km (0.081 R)
• M12: 11,442,442 km (0.091 R)
• M13: 12,150,489 km (0.064 R)
• M14: 12,793,760 km (0.114 R)
• M15: 13,411,449 km (0.102 R)
• M16: 14,809,591 km (0.095 R)
• M17: 16,468,631 km (0.106 R)
• M18: 16,972,776 km (0.061 R)
• M19: 19,154,811 km (0.079 R)
• M20: 21,122,322 km (0.101 R)
• M21: 21,717,871 km (0.111 R)
• M22: 22,666,770 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 6.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 172.3

Radius: 12.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.28 AU - 8.2 AU

Year: 6557 Days

Day: 6.7 Hours

Environment

Temp: -151 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 33,610,011 km

• M1: 153,039 km (0.109 R)
• M2: 624,721 km (0.069 R)
• M3: 1,159,234 km (0.031 R)
• M4: 1,716,336 km (0.059 R)
• M5: 2,418,998 km (0.11 R)
• M6: 3,646,149 km (0.054 R)
• M7: 5,403,774 km (0.095 R)
• M8: 6,268,300 km (0.07 R)
• M9: 7,380,411 km (0.08 R)
• M10: 8,690,589 km (0.078 R)
• M11: 13,888,218 km (0.116 R)
• M12: 21,049,019 km (0.096 R)

Planet 10 - Gas Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 365.5

Radius: 9.3

Gravity: 4.23 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 6.01 AU - 9.43 AU

Year: 8038 Days

Day: 14.7 Hours

Environment

Temp: -176 °C

Axial Tilt: 172.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 33,610,011 km

• M1: 115,639 km (0.119 R)
• M2: 457,919 km (0.079 R)
• M3: 932,593 km (0.119 R)
• M4: 1,386,174 km (0.074 R)
• M5: 1,812,229 km (0.065 R)
• M6: 2,275,384 km (0.082 R)
• M7: 2,910,875 km (0.099 R)
• M8: 3,312,546 km (0.119 R)
• M9: 3,913,181 km (0.117 R)
• M10: 4,584,876 km (0.096 R)
• M11: 5,187,306 km (0.118 R)
• M12: 5,934,996 km (0.067 R)
• M13: 6,994,748 km (0.057 R)
• M14: 7,906,696 km (0.063 R)
• M15: 8,937,276 km (0.117 R)
• M16: 13,199,170 km (0.103 R)
• M17: 16,194,568 km (0.107 R)
• M18: 22,020,059 km (0.036 R)
• M19: 22,863,342 km (0.089 R)
• M20: 26,883,635 km (0.087 R)
• M21: 28,202,789 km (0.09 R)
• M22: 30,969,602 km (0.096 R)
• M23: 32,615,178 km (0.082 R)
• M24: 33,409,393 km (0.089 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 323 - 16,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit