🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 0.54 AU - 0.74 AU

Year: 188 Days

Day: 13.7 Hours

Environment

Temp: 154 °C

Axial Tilt: 29.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.53

Radius: 1.19

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 1.2 AU - 1.44 AU

Year: 557 Days

Day: 29.6 Hours

Environment

Temp: -14 °C

Axial Tilt: 8.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 41,494,084 km

• M1: 103,671 km (0.091 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 1.58 AU - 1.72 AU

Year: 778 Days

Day: 46.8 Hours

Environment

Temp: -50 °C

Axial Tilt: 1.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.91

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.67 AU - 2.33 AU

Year: 1038 Days

Day: 15 Hours

Environment

Temp: -76 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 3.34 AU - 3.88 AU

Year: 2518 Days

Day: 29.5 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,494,084 km

• M1: 1,027,887 km (0.106 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.79 AU - 3.79 AU

Year: 2709 Days

Day: 23.5 Hours

Environment

Temp: -120 °C

Axial Tilt: 18.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,494,084 km

• M1: 169,046 km (0.068 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 747.1

Radius: 12.9

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.99 AU - 5.65 AU

Year: 3885 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 0.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 41,494,084 km

• M1: 160,369 km (0.042 R)
• M2: 568,322 km (0.095 R)
• M3: 1,308,832 km (0.108 R)
• M4: 1,946,717 km (0.103 R)
• M5: 2,492,151 km (0.086 R)
• M6: 2,993,902 km (0.062 R)
• M7: 3,482,938 km (0.077 R)
• M8: 8,442,107 km (0.039 R)
• M9: 9,663,424 km (0.081 R)
• M10: 11,130,530 km (0.076 R)
• M11: 16,593,097 km (0.094 R)
• M12: 17,116,240 km (0.088 R)
• M13: 20,094,884 km (0.099 R)
• M14: 21,706,801 km (0.065 R)
• M15: 22,122,832 km (0.057 R)
• M16: 23,621,354 km (0.089 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 440.5

Radius: 11.4

Gravity: 3.39 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.52 AU - 9.64 AU

Year: 10044 Days

Day: 11.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 14.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 41,494,084 km

• M1: 141,819 km (0.115 R)
• M2: 658,081 km (0.081 R)
• M3: 1,119,291 km (0.03 R)
• M4: 1,548,188 km (0.071 R)
• M5: 3,884,907 km (0.037 R)
• M6: 5,404,373 km (0.089 R)
• M7: 6,368,082 km (0.1 R)
• M8: 6,799,074 km (0.076 R)
• M9: 8,085,615 km (0.042 R)
• M10: 11,032,993 km (0.044 R)
• M11: 11,393,673 km (0.104 R)
• M12: 12,302,630 km (0.103 R)
• M13: 13,375,097 km (0.06 R)
• M14: 13,844,834 km (0.116 R)
• M15: 14,386,528 km (0.03 R)
• M16: 23,361,802 km (0.119 R)
• M17: 27,466,468 km (0.086 R)
• M18: 29,787,928 km (0.096 R)
• M19: 34,598,098 km (0.094 R)
• M20: 35,039,412 km (0.102 R)
• M21: 41,246,527 km (0.118 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 540 - 17,833 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit