🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.63 AU - 0.81 AU

Year: 218 Days

Day: 22.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 15.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,522,423 km

• M1: 106,663 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 1.27 AU - 1.29 AU

Year: 516 Days

Day: 44.7 Hours

Environment

Temp: 6 °C

Axial Tilt: 9.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 2.6 AU - 3.56 AU

Year: 1927 Days

Day: 25 Hours

Environment

Temp: -88 °C

Axial Tilt: 8.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.62 AU - 3.64 AU

Year: 2465 Days

Day: 37.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 4.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,522,423 km

• M1: 2,934,213 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 3.19 AU - 4.47 AU

Year: 2672 Days

Day: 40.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.13

Radius: 1.58

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.76 AU - 3.94 AU

Year: 2693 Days

Day: 47.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,522,423 km

• M1: 2,804,810 km (0.118 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 840.3

Radius: 10.6

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 8.99 AU - 14.23 AU

Year: 14101 Days

Day: 12.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,522,423 km

• M1: 132,993 km (0.09 R)
• M2: 488,886 km (0.105 R)
• M3: 845,826 km (0.114 R)
• M4: 1,515,277 km (0.119 R)
• M5: 1,994,888 km (0.055 R)
• M6: 2,383,244 km (0.081 R)
• M7: 2,940,197 km (0.053 R)
• M8: 3,393,329 km (0.1 R)
• M9: 4,100,178 km (0.047 R)
• M10: 5,180,275 km (0.034 R)
• M11: 6,945,829 km (0.095 R)
• M12: 7,661,057 km (0.087 R)
• M13: 8,326,468 km (0.09 R)
• M14: 8,673,236 km (0.114 R)
• M15: 9,185,608 km (0.025 R)
• M16: 10,440,884 km (0.091 R)
• M17: 11,199,196 km (0.056 R)
• M18: 12,182,503 km (0.077 R)
• M19: 13,022,943 km (0.115 R)
• M20: 13,832,567 km (0.056 R)
• M21: 16,309,309 km (0.118 R)
• M22: 16,932,385 km (0.109 R)
• M23: 19,153,315 km (0.089 R)
• M24: 19,934,963 km (0.078 R)
• M25: 22,312,522 km (0.089 R)
• M26: 22,790,637 km (0.12 R)
• M27: 24,873,339 km (0.11 R)
• M28: 25,283,985 km (0.066 R)
• M29: 34,351,561 km (0.056 R)
• M30: 37,216,360 km (0.088 R)
• M31: 46,294,557 km (0.066 R)
• M32: 52,596,068 km (0.1 R)
• M33: 54,127,352 km (0.066 R)
• M34: 56,391,366 km (0.063 R)
• M35: 57,457,251 km (0.087 R)
• M36: 58,717,763 km (0.109 R)

Kuiper Belt

Range: 30.8 - 45.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 393 - 16,209 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit