🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.73

Radius: 1.69

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 0.53 AU - 0.69 AU

Year: 175 Days

Day: 22 Hours

Environment

Temp: 205 °C

Axial Tilt: 16 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.45

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.56 AU - 0.9 AU

Year: 229 Days

Day: 41.4 Hours

Environment

Temp: 188 °C

Axial Tilt: 34.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,652,722 km

• M1: 318,643 km (0.041 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.81 AU - 0.89 AU

Year: 288 Days

Day: 47 Hours

Environment

Temp: 149 °C

Axial Tilt: 6.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 0.82 AU - 0.98 AU

Year: 313 Days

Day: 42.9 Hours

Environment

Temp: 127 °C

Axial Tilt: 35.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.17 AU - 1.85 AU

Year: 681 Days

Day: 18.1 Hours

Environment

Temp: -40 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.81 AU - 3.25 AU

Year: 1936 Days

Day: 40.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 49.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.56 AU - 3.92 AU

Year: 2655 Days

Day: 22.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 623.8

Radius: 12.4

Gravity: 4.06 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.97 AU - 5.91 AU

Year: 4658 Days

Day: 9.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 83,652,722 km

• M1: 156,779 km (0.052 R)
• M2: 619,934 km (0.067 R)
• M3: 1,021,903 km (0.105 R)
• M4: 2,039,767 km (0.103 R)
• M5: 3,420,406 km (0.075 R)
• M6: 3,815,344 km (0.051 R)
• M7: 4,240,800 km (0.074 R)
• M8: 5,377,295 km (0.097 R)
• M9: 6,150,866 km (0.067 R)
• M10: 6,802,814 km (0.065 R)
• M11: 7,330,146 km (0.115 R)
• M12: 7,849,101 km (0.092 R)
• M13: 8,245,236 km (0.089 R)
• M14: 9,474,183 km (0.119 R)
• M15: 10,217,235 km (0.079 R)
• M16: 10,690,264 km (0.118 R)
• M17: 11,866,552 km (0.105 R)
• M18: 12,341,376 km (0.058 R)
• M19: 15,800,078 km (0.081 R)
• M20: 16,786,078 km (0.103 R)
• M21: 18,816,869 km (0.064 R)
• M22: 20,393,182 km (0.114 R)
• M23: 20,937,718 km (0.051 R)
• M24: 22,269,887 km (0.083 R)
• M25: 23,139,799 km (0.114 R)
• M26: 23,882,103 km (0.076 R)
• M27: 25,807,129 km (0.045 R)
• M28: 26,444,416 km (0.1 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 916.3

Radius: 7.3

Gravity: 17.19 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 14.28 AU - 14.4 AU

Year: 19934 Days

Day: 24.8 Hours

Environment

Temp: -195 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 83,652,722 km

• M1: 93,199 km (0.04 R)
• M2: 401,969 km (0.11 R)
• M3: 759,209 km (0.1 R)
• M4: 992,731 km (0.105 R)
• M5: 3,317,482 km (0.082 R)
• M6: 3,642,858 km (0.1 R)
• M7: 5,807,988 km (0.1 R)
• M8: 6,505,413 km (0.102 R)
• M9: 7,756,201 km (0.084 R)
• M10: 8,118,676 km (0.083 R)
• M11: 9,683,021 km (0.12 R)
• M12: 11,045,409 km (0.113 R)
• M13: 12,182,503 km (0.11 R)
• M14: 12,815,002 km (0.077 R)
• M15: 14,923,435 km (0.057 R)
• M16: 15,729,319 km (0.105 R)
• M17: 20,491,617 km (0.08 R)
• M18: 25,223,099 km (0.09 R)
• M19: 28,385,598 km (0.119 R)
• M20: 32,066,304 km (0.117 R)
• M21: 41,133,879 km (0.069 R)
• M22: 42,077,243 km (0.076 R)
• M23: 43,357,652 km (0.105 R)
• M24: 43,681,681 km (0.084 R)
• M25: 47,183,019 km (0.116 R)
• M26: 49,972,870 km (0.115 R)
• M27: 54,549,368 km (0.099 R)
• M28: 56,455,544 km (0.112 R)
• M29: 60,602,247 km (0.117 R)
• M30: 62,028,364 km (0.068 R)
• M31: 69,717,694 km (0.11 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 18,919 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit