🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.5 AU - 0.64 AU

Year: 153 Days

Day: 43.2 Hours

Environment

Temp: 258 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,421,959 km

• M1: 39,943 km (0.112 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.67 AU - 0.71 AU

Year: 203 Days

Day: 31.7 Hours

Environment

Temp: 170 °C

Axial Tilt: 107 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 45,421,959 km

• M1: 88,712 km (0.114 R)
• M2: 147,803 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.71 AU - 1.05 AU

Year: 293 Days

Day: 13.4 Hours

Environment

Temp: 170 °C

Axial Tilt: 31 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,421,959 km

• M1: 138,677 km (0.119 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.02 AU - 1.1 AU

Year: 387 Days

Day: 38.2 Hours

Environment

Temp: 48 °C

Axial Tilt: 9.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.68

Radius: 1.85

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1 AU - 1.2 AU

Year: 409 Days

Day: 46.6 Hours

Environment

Temp: 35 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.61 AU - 1.89 AU

Year: 821 Days

Day: 24.2 Hours

Environment

Temp: -35 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.77 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 983.5

Radius: 9.1

Gravity: 11.88 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 6.25 AU - 9.31 AU

Year: 7699 Days

Day: 7.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 32.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 45,421,959 km

• M1: 113,395 km (0.085 R)
• M2: 481,107 km (0.094 R)
• M3: 771,327 km (0.085 R)
• M4: 1,556,416 km (0.105 R)
• M5: 1,973,645 km (0.104 R)
• M6: 2,502,473 km (0.081 R)
• M7: 3,100,865 km (0.088 R)
• M8: 3,791,408 km (0.102 R)
• M9: 5,844,938 km (0.085 R)
• M10: 6,744,770 km (0.083 R)
• M11: 8,027,571 km (0.1 R)
• M12: 9,753,781 km (0.095 R)
• M13: 11,442,442 km (0.11 R)
• M14: 12,046,369 km (0.068 R)
• M15: 14,676,299 km (0.032 R)
• M16: 15,720,791 km (0.069 R)
• M17: 16,398,320 km (0.083 R)
• M18: 17,095,147 km (0.114 R)
• M19: 18,547,892 km (0.08 R)
• M20: 19,304,408 km (0.104 R)
• M21: 22,367,425 km (0.101 R)
• M22: 25,186,447 km (0.096 R)
• M23: 30,779,762 km (0.115 R)
• M24: 31,200,880 km (0.114 R)
• M25: 31,519,075 km (0.086 R)
• M26: 34,482,160 km (0.093 R)
• M27: 36,089,439 km (0.069 R)
• M28: 36,440,246 km (0.07 R)
• M29: 40,074,278 km (0.092 R)

Kuiper Belt

Range: 30.9 - 59.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 498 - 16,740 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit