🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.58 AU - 0.94 AU

Year: 248 Days

Day: 37.8 Hours

Environment

Temp: 122 °C

Axial Tilt: 39.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 12,481,393 km

• M1: 155,582 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.9 AU - 1.5 AU

Year: 493 Days

Day: 43.6 Hours

Environment

Temp: -15 °C

Axial Tilt: 38 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.21 AU - 1.43 AU

Year: 568 Days

Day: 31.3 Hours

Environment

Temp: -29 °C

Axial Tilt: 45.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.37 AU - 1.39 AU

Year: 608 Days

Day: 13.6 Hours

Environment

Temp: -44 °C

Axial Tilt: 15.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 3.17 AU - 5.07 AU

Year: 3134 Days

Day: 26 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 12,481,393 km

• M1: 36,352 km (0.11 R)

Asteroid Belt

Center: 4.39 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 4.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 899.2

Radius: 8.2

Gravity: 13.37 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 4.04 AU - 5.28 AU

Year: 3770 Days

Day: 15 Hours

Environment

Temp: -148 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 12,481,393 km

• M1: 103,073 km (0.044 R)
• M2: 358,287 km (0.096 R)
• M3: 633,098 km (0.093 R)
• M4: 1,343,538 km (0.06 R)
• M5: 2,080,607 km (0.092 R)
• M6: 2,810,196 km (0.065 R)
• M7: 3,371,487 km (0.11 R)
• M8: 3,938,613 km (0.054 R)
• M9: 5,677,538 km (0.072 R)
• M10: 6,573,630 km (0.072 R)
• M11: 9,421,076 km (0.085 R)
• M12: 10,286,499 km (0.055 R)
• M13: 10,586,443 km (0.079 R)
• M14: 11,293,891 km (0.119 R)
• M15: 12,510,421 km (0.086 R)
• M16: 13,050,619 km (0.082 R)
• M17: 13,863,833 km (0.119 R)
• M18: 14,335,964 km (0.073 R)
• M19: 14,710,557 km (0.119 R)
• M20: 15,535,140 km (0.081 R)
• M21: 18,131,860 km (0.026 R)
• M22: 18,444,221 km (0.103 R)
• M23: 19,861,212 km (0.112 R)
• M24: 20,731,722 km (0.044 R)
• M25: 21,908,309 km (0.037 R)
• M26: 22,405,572 km (0.115 R)
• M27: 23,496,290 km (0.113 R)
• M28: 25,005,134 km (0.107 R)
• M29: 26,417,488 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.4

Radius: 9.4

Gravity: 3.71 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.61 AU - 6.37 AU

Year: 4820 Days

Day: 10.4 Hours

Environment

Temp: -140 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 12,481,393 km

• M1: 117,135 km (0.074 R)
• M2: 558,150 km (0.103 R)
• M3: 1,066,483 km (0.106 R)
• M4: 1,445,564 km (0.112 R)
• M5: 1,901,539 km (0.096 R)
• M6: 2,436,650 km (0.115 R)
• M7: 3,434,019 km (0.116 R)
• M8: 4,142,664 km (0.075 R)
• M9: 6,737,290 km (0.068 R)
• M10: 7,484,980 km (0.085 R)
• M11: 7,779,089 km (0.082 R)
• M12: 8,217,860 km (0.09 R)
• M13: 9,595,507 km (0.069 R)
• M14: 10,460,332 km (0.105 R)
• M15: 12,164,401 km (0.079 R)
• M16: 12,802,436 km (0.059 R)
• M17: 13,462,462 km (0.071 R)
• M18: 15,952,519 km (0.113 R)
• M19: 17,448,348 km (0.102 R)
• M20: 19,895,170 km (0.067 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 22.6

Radius: 8.7

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 5.68 AU - 8.82 AU

Year: 7315 Days

Day: 8.3 Hours

Environment

Temp: -171 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 12,481,393 km

• M1: 111,600 km (0.062 R)
• M2: 661,821 km (0.079 R)
• M3: 2,292,737 km (0.104 R)
• M4: 2,688,423 km (0.058 R)
• M5: 3,829,556 km (0.117 R)
• M6: 4,536,705 km (0.042 R)
• M7: 5,081,540 km (0.084 R)
• M8: 6,395,907 km (0.096 R)
• M9: 8,060,932 km (0.092 R)
• M10: 12,005,080 km (0.112 R)
• M11: 12,481,399 km (0.055 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 435 - 12,964 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit