🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 0.63 AU - 0.85 AU

Year: 183 Days

Day: 34.9 Hours

Environment

Temp: 330 °C

Axial Tilt: 107.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 2.17 AU - 3.27 AU

Year: 1287 Days

Day: 46.1 Hours

Environment

Temp: 2 °C

Axial Tilt: 27.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,717,775 km

• M1: 665,262 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.25

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 2.66 AU - 2.84 AU

Year: 1309 Days

Day: 46.8 Hours

Environment

Temp: -7 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,717,775 km

• M1: 1,666,670 km (0.071 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.84 AU - 4.3 AU

Year: 2356 Days

Day: 46.9 Hours

Environment

Temp: -55 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 7.34 AU - 8.97 AU

Year: 6677 Days

Day: 16.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 26.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 10.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 11.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.1

Radius: 12.9

Gravity: 2.62 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 11.35 AU - 12.53 AU

Year: 11840 Days

Day: 6.6 Hours

Environment

Temp: -130 °C

Axial Tilt: 42.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,717,775 km

• M1: 167,699 km (0.079 R)
• M2: 650,152 km (0.094 R)
• M3: 1,340,995 km (0.11 R)
• M4: 2,508,756 km (0.092 R)
• M5: 4,520,997 km (0.073 R)
• M6: 5,120,286 km (0.086 R)
• M7: 5,874,559 km (0.113 R)
• M8: 7,604,957 km (0.057 R)
• M9: 8,454,972 km (0.116 R)
• M10: 9,847,579 km (0.078 R)
• M11: 11,334,133 km (0.09 R)
• M12: 15,006,761 km (0.106 R)
• M13: 17,182,811 km (0.087 R)
• M14: 17,613,055 km (0.056 R)
• M15: 28,006,068 km (0.108 R)
• M16: 35,159,688 km (0.097 R)
• M17: 36,676,012 km (0.057 R)

Planet 7 - Gas Giant

Semi-Major Axis: 13.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.2

Radius: 11.9

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 12.52 AU - 15.42 AU

Year: 14984 Days

Day: 13.3 Hours

Environment

Temp: -157 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,717,775 km

• M1: 157,227 km (0.112 R)
• M2: 547,528 km (0.085 R)
• M3: 1,124,677 km (0.043 R)
• M4: 1,884,933 km (0.095 R)
• M5: 3,078,425 km (0.055 R)
• M6: 5,313,716 km (0.096 R)
• M7: 5,735,283 km (0.077 R)
• M8: 6,178,990 km (0.119 R)
• M9: 7,220,042 km (0.063 R)
• M10: 13,976,929 km (0.107 R)
• M11: 14,783,710 km (0.094 R)
• M12: 18,562,403 km (0.104 R)
• M13: 44,846,001 km (0.081 R)
• M14: 54,558,942 km (0.098 R)

Kuiper Belt

Range: 38.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 267 - 13,795 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit