🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 0.62 AU - 0.76 AU

Year: 247 Days

Day: 36 Hours

Environment

Temp: 6 °C

Axial Tilt: 7.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.81

Radius: 1.87

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 0.99 AU - 1.03 AU

Year: 437 Days

Day: 39.1 Hours

Environment

Temp: -46 °C

Axial Tilt: 18.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,552,184 km

• M1: 43,982 km (0.089 R)

Asteroid Belt

Center: 1.48 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.51 AU - 2.37 AU

Year: 1163 Days

Day: 24.5 Hours

Environment

Temp: -111 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.17 AU - 3.07 AU

Year: 1825 Days

Day: 46.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,552,184 km

• M1: 69,563 km (0.105 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 401.2

Radius: 12.2

Gravity: 2.7 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.95 AU - 3.31 AU

Year: 2384 Days

Day: 10.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,552,184 km

• M1: 153,338 km (0.101 R)
• M2: 551,717 km (0.113 R)
• M3: 1,106,875 km (0.088 R)
• M4: 1,618,350 km (0.065 R)
• M5: 2,386,086 km (0.117 R)
• M6: 3,367,448 km (0.102 R)
• M7: 4,540,595 km (0.103 R)
• M8: 5,897,298 km (0.112 R)
• M9: 7,012,999 km (0.115 R)
• M10: 7,678,410 km (0.057 R)
• M11: 8,975,573 km (0.082 R)
• M12: 9,963,667 km (0.114 R)
• M13: 11,961,696 km (0.037 R)
• M14: 13,531,726 km (0.093 R)
• M15: 15,009,154 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 642.5

Radius: 8

Gravity: 10.04 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.7 AU - 3.66 AU

Year: 2441 Days

Day: 6.5 Hours

Environment

Temp: -149 °C

Axial Tilt: 27.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 36,552,184 km

• M1: 99,483 km (0.059 R)
• M2: 387,758 km (0.115 R)
• M3: 956,978 km (0.11 R)
• M4: 1,257,221 km (0.061 R)
• M5: 1,538,614 km (0.091 R)
• M6: 1,873,564 km (0.103 R)
• M7: 2,419,147 km (0.098 R)
• M8: 2,677,054 km (0.036 R)
• M9: 3,181,797 km (0.102 R)
• M10: 3,767,174 km (0.071 R)
• M11: 4,095,840 km (0.117 R)
• M12: 4,656,982 km (0.083 R)
• M13: 4,922,368 km (0.103 R)
• M14: 6,378,105 km (0.091 R)
• M15: 7,366,199 km (0.097 R)
• M16: 8,583,776 km (0.109 R)
• M17: 9,466,553 km (0.066 R)
• M18: 9,857,752 km (0.11 R)
• M19: 11,214,156 km (0.11 R)
• M20: 11,855,182 km (0.082 R)
• M21: 13,609,367 km (0.034 R)
• M22: 16,478,505 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.4

Radius: 14.1

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.74 AU - 4.54 AU

Year: 2989 Days

Day: 12.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 2.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 36,552,184 km

• M1: 175,478 km (0.056 R)
• M2: 705,504 km (0.038 R)
• M3: 1,826,440 km (0.084 R)
• M4: 2,616,018 km (0.108 R)
• M5: 3,138,414 km (0.043 R)
• M6: 3,766,575 km (0.1 R)
• M7: 4,417,027 km (0.1 R)
• M8: 5,675,594 km (0.073 R)
• M9: 8,318,539 km (0.08 R)
• M10: 9,024,342 km (0.119 R)
• M11: 11,617,471 km (0.062 R)
• M12: 12,916,280 km (0.095 R)
• M13: 13,819,851 km (0.11 R)
• M14: 14,445,320 km (0.082 R)
• M15: 15,136,462 km (0.041 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 183

Radius: 14.7

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.19 AU - 10.09 AU

Year: 12884 Days

Day: 9.4 Hours

Environment

Temp: -203 °C

Axial Tilt: 25.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,552,184 km

• M1: 182,809 km (0.112 R)
• M2: 751,131 km (0.088 R)
• M3: 1,235,080 km (0.04 R)
• M4: 1,702,424 km (0.103 R)
• M5: 2,162,736 km (0.088 R)
• M6: 3,014,397 km (0.098 R)
• M7: 5,092,910 km (0.099 R)
• M8: 6,882,848 km (0.09 R)
• M9: 9,495,126 km (0.053 R)
• M10: 10,878,308 km (0.072 R)
• M11: 13,757,619 km (0.105 R)
• M12: 15,711,068 km (0.05 R)
• M13: 16,786,676 km (0.082 R)
• M14: 17,441,915 km (0.083 R)
• M15: 18,046,290 km (0.11 R)
• M16: 19,511,003 km (0.109 R)
• M17: 20,903,310 km (0.107 R)
• M18: 22,282,453 km (0.106 R)
• M19: 28,227,024 km (0.061 R)
• M20: 30,390,658 km (0.037 R)
• M21: 32,259,584 km (0.094 R)
• M22: 33,069,058 km (0.073 R)
• M23: 34,204,207 km (0.059 R)
• M24: 35,472,049 km (0.069 R)
• M25: 36,117,564 km (0.107 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 11,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit