🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.44

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.53 AU - 0.75 AU

Year: 197 Days

Day: 21.9 Hours

Environment

Temp: 121 °C

Axial Tilt: 22.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 1.16 AU - 1.34 AU

Year: 538 Days

Day: 46.6 Hours

Environment

Temp: -43 °C

Axial Tilt: 43.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.42 AU - 1.62 AU

Year: 721 Days

Day: 39.9 Hours

Environment

Temp: -52 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,017,451 km

• M1: 67,169 km (0.114 R)

Asteroid Belt

Center: 2.96 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 78.6

Radius: 13.3

Gravity: 0.44 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 3.44 AU - 5.36 AU

Year: 3553 Days

Day: 10.1 Hours

Environment

Temp: -141 °C

Axial Tilt: 41.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 29,017,451 km

• M1: 165,605 km (0.07 R)
• M2: 614,249 km (0.11 R)
• M3: 1,588,131 km (0.041 R)
• M4: 2,199,388 km (0.108 R)
• M5: 2,641,300 km (0.115 R)
• M6: 3,087,251 km (0.092 R)
• M7: 3,933,377 km (0.089 R)
• M8: 4,721,010 km (0.119 R)
• M9: 5,182,519 km (0.086 R)
• M10: 7,140,755 km (0.115 R)
• M11: 8,875,193 km (0.086 R)
• M12: 9,431,547 km (0.1 R)
• M13: 10,136,153 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 856.6

Radius: 11.8

Gravity: 6.15 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 4.83 AU - 6.01 AU

Year: 4858 Days

Day: 14.3 Hours

Environment

Temp: -155 °C

Axial Tilt: 21.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 29,017,451 km

• M1: 146,756 km (0.031 R)
• M2: 596,896 km (0.112 R)
• M3: 978,968 km (0.111 R)
• M4: 1,406,370 km (0.049 R)
• M5: 1,876,107 km (0.047 R)
• M6: 2,272,691 km (0.094 R)
• M7: 2,927,182 km (0.061 R)
• M8: 3,299,680 km (0.078 R)
• M9: 3,793,353 km (0.073 R)
• M10: 4,485,842 km (0.072 R)
• M11: 5,176,685 km (0.105 R)
• M12: 5,937,390 km (0.103 R)
• M13: 6,637,807 km (0.101 R)
• M14: 7,008,361 km (0.079 R)
• M15: 10,091,274 km (0.075 R)
• M16: 12,811,711 km (0.048 R)
• M17: 14,146,723 km (0.106 R)
• M18: 18,049,282 km (0.103 R)
• M19: 19,518,184 km (0.07 R)
• M20: 25,207,241 km (0.114 R)
• M21: 25,616,242 km (0.053 R)
• M22: 28,339,821 km (0.115 R)
• M23: 31,723,276 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 656.5

Radius: 15

Gravity: 2.92 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 6.14 AU - 6.8 AU

Year: 6336 Days

Day: 12 Hours

Environment

Temp: -155 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 29,017,451 km

• M1: 186,698 km (0.12 R)
• M2: 702,811 km (0.113 R)
• M3: 1,549,535 km (0.081 R)
• M4: 2,307,398 km (0.096 R)
• M5: 3,949,982 km (0.062 R)
• M6: 4,547,177 km (0.081 R)
• M7: 6,642,295 km (0.07 R)
• M8: 8,213,372 km (0.092 R)
• M9: 8,981,707 km (0.095 R)
• M10: 11,430,175 km (0.117 R)
• M11: 12,337,336 km (0.104 R)
• M12: 15,169,673 km (0.087 R)
• M13: 15,650,331 km (0.07 R)
• M14: 18,478,927 km (0.062 R)
• M15: 18,958,389 km (0.105 R)
• M16: 19,657,908 km (0.088 R)
• M17: 20,886,556 km (0.049 R)
• M18: 24,304,268 km (0.109 R)
• M19: 26,060,099 km (0.037 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53

Radius: 3.3

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 11.04 AU - 13.88 AU

Year: 16933 Days

Day: 19.9 Hours

Environment

Temp: -185 °C

Axial Tilt: 123.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 29,017,451 km

• M1: 40,990 km (0.094 R)
• M2: 246,088 km (0.062 R)
• M3: 863,180 km (0.032 R)
• M4: 2,393,416 km (0.056 R)
• M5: 3,245,526 km (0.084 R)
• M6: 4,478,212 km (0.075 R)
• M7: 5,549,782 km (0.082 R)
• M8: 5,901,935 km (0.082 R)
• M9: 6,913,516 km (0.069 R)
• M10: 8,333,798 km (0.093 R)
• M11: 8,678,322 km (0.106 R)
• M12: 11,174,961 km (0.083 R)
• M13: 12,462,101 km (0.103 R)
• M14: 18,343,392 km (0.119 R)
• M15: 20,606,508 km (0.053 R)
• M16: 22,384,629 km (0.046 R)
• M17: 24,728,079 km (0.113 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 16,228 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit