🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.43 AU - 0.59 AU

Year: 128 Days

Day: 39.9 Hours

Environment

Temp: 267 °C

Axial Tilt: 29.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 17,960,671 km

• M1: 21,392 km (0.079 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.47 AU - 0.59 AU

Year: 136 Days

Day: 42.2 Hours

Environment

Temp: 281 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.87

Radius: 0.95

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.36 AU - 3 AU

Year: 1542 Days

Day: 23.5 Hours

Environment

Temp: -80 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.79

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 2.64 AU - 3.64 AU

Year: 1956 Days

Day: 16.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 25.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 2.9 AU - 4.68 AU

Year: 2593 Days

Day: 15.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 6.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.85 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 185.6

Radius: 9.2

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 5.58 AU - 6.22 AU

Year: 5037 Days

Day: 6.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 17,960,671 km

• M1: 120,576 km (0.079 R)
• M2: 426,803 km (0.076 R)
• M3: 815,907 km (0.105 R)
• M4: 1,290,282 km (0.07 R)
• M5: 1,754,633 km (0.091 R)
• M6: 3,120,462 km (0.09 R)
• M7: 5,255,672 km (0.102 R)
• M8: 6,171,511 km (0.06 R)
• M9: 7,677,064 km (0.086 R)
• M10: 15,265,416 km (0.101 R)
• M11: 15,765,372 km (0.043 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 29

Radius: 13.4

Gravity: 0.16 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.92 AU - 12.12 AU

Year: 11148 Days

Day: 5.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 17,960,671 km

• M1: 167,101 km (0.114 R)
• M2: 771,925 km (0.056 R)
• M3: 1,766,601 km (0.047 R)
• M4: 2,712,209 km (0.102 R)
• M5: 3,656,471 km (0.059 R)
• M6: 4,087,612 km (0.079 R)
• M7: 6,698,095 km (0.061 R)
• M8: 7,494,704 km (0.117 R)
• M9: 8,481,601 km (0.091 R)
• M10: 10,526,005 km (0.094 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: 270 - 20,126 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit