🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.97

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.87 AU - 1.03 AU

Year: 325 Days

Day: 47.3 Hours

Environment

Temp: 104 °C

Axial Tilt: 11.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 1.04 AU - 1.28 AU

Year: 439 Days

Day: 31.8 Hours

Environment

Temp: 24 °C

Axial Tilt: 22 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 1.08 AU - 1.62 AU

Year: 551 Days

Day: 42.3 Hours

Environment

Temp: 23 °C

Axial Tilt: 7.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 42,472,606 km

• M1: 172,337 km (0.104 R)
• M2: 680,371 km (0.087 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 1.26 AU - 1.58 AU

Year: 595 Days

Day: 36.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 47 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 42,472,606 km

• M1: 209,138 km (0.091 R)
• M2: 689,945 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.18 AU - 1.92 AU

Year: 678 Days

Day: 42.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 39.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 42,472,606 km

• M1: 107,112 km (0.109 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.09 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 1.65 AU - 2.53 AU

Year: 1062 Days

Day: 36.9 Hours

Environment

Temp: -49 °C

Axial Tilt: 23.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.08 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 317.5

Radius: 11.9

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 4.71 AU - 7.41 AU

Year: 5243 Days

Day: 9.3 Hours

Environment

Temp: -137 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 42,472,606 km

• M1: 150,047 km (0.049 R)
• M2: 876,045 km (0.097 R)
• M3: 1,275,771 km (0.063 R)
• M4: 1,988,156 km (0.081 R)
• M5: 2,511,898 km (0.115 R)
• M6: 5,300,103 km (0.052 R)
• M7: 6,461,581 km (0.077 R)
• M8: 7,752,311 km (0.053 R)
• M9: 9,940,928 km (0.107 R)
• M10: 10,964,626 km (0.113 R)
• M11: 12,057,140 km (0.108 R)
• M12: 13,462,312 km (0.113 R)
• M13: 14,611,523 km (0.056 R)
• M14: 16,042,726 km (0.071 R)
• M15: 16,651,889 km (0.104 R)
• M16: 18,753,888 km (0.091 R)
• M17: 19,679,899 km (0.034 R)
• M18: 20,442,399 km (0.082 R)
• M19: 21,290,619 km (0.106 R)
• M20: 22,366,677 km (0.106 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.4

Radius: 12.6

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 10.92 AU - 14.8 AU

Year: 16208 Days

Day: 8.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 42,472,606 km

• M1: 156,779 km (0.085 R)
• M2: 645,216 km (0.096 R)
• M3: 1,940,135 km (0.065 R)
• M4: 2,335,073 km (0.072 R)
• M5: 3,451,223 km (0.066 R)
• M6: 4,142,664 km (0.109 R)
• M7: 6,931,617 km (0.076 R)
• M8: 7,469,272 km (0.069 R)
• M9: 8,285,628 km (0.113 R)
• M10: 9,903,977 km (0.115 R)
• M11: 11,406,239 km (0.073 R)
• M12: 16,349,252 km (0.105 R)
• M13: 17,654,045 km (0.076 R)
• M14: 20,704,794 km (0.064 R)
• M15: 24,792,257 km (0.102 R)
• M16: 31,730,456 km (0.047 R)
• M17: 36,094,675 km (0.117 R)
• M18: 39,619,500 km (0.111 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 248 - 10,857 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit