🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.85

Radius: 1.71

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.8 AU - 1.06 AU

Year: 326 Days

Day: 47.7 Hours

Environment

Temp: 113 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 62,868,705 km

• M1: 44,580 km (0.106 R)
• M2: 250,277 km (0.076 R)

Asteroid Belt

Center: 1.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.48 AU - 1.68 AU

Year: 722 Days

Day: 16.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.45 AU - 2.19 AU

Year: 892 Days

Day: 47.2 Hours

Environment

Temp: -64 °C

Axial Tilt: 4.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,868,705 km

• M1: 29,471 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.84 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 1.65 AU - 2.03 AU

Year: 907 Days

Day: 39.5 Hours

Environment

Temp: -64 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.64 AU - 2.68 AU

Year: 1154 Days

Day: 14.7 Hours

Environment

Temp: -81 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,868,705 km

• M1: 479,162 km (0.088 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 2.24 AU - 3.3 AU

Year: 1676 Days

Day: 26.7 Hours

Environment

Temp: -94 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,868,705 km

• M1: 244,892 km (0.117 R)

Planet 7 - Terrestrial

Semi-Major Axis: 4.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 3.4 AU - 4.84 AU

Year: 3039 Days

Day: 13.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 225.5

Radius: 14.8

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 5.35 AU - 5.37 AU

Year: 4510 Days

Day: 9.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,868,705 km

• M1: 184,753 km (0.116 R)
• M2: 864,376 km (0.112 R)
• M3: 1,390,363 km (0.095 R)
• M4: 1,917,695 km (0.065 R)
• M5: 2,438,445 km (0.076 R)
• M6: 3,219,945 km (0.112 R)
• M7: 4,024,183 km (0.025 R)
• M8: 4,756,913 km (0.099 R)
• M9: 5,527,941 km (0.11 R)
• M10: 6,684,482 km (0.095 R)
• M11: 7,201,941 km (0.085 R)
• M12: 8,815,653 km (0.091 R)
• M13: 9,908,166 km (0.072 R)
• M14: 10,468,261 km (0.083 R)
• M15: 11,049,598 km (0.102 R)
• M16: 11,816,736 km (0.082 R)
• M17: 12,362,020 km (0.089 R)
• M18: 14,808,992 km (0.102 R)
• M19: 15,642,253 km (0.088 R)
• M20: 16,558,240 km (0.082 R)
• M21: 18,109,121 km (0.083 R)
• M22: 18,948,365 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 520.5

Radius: 4.6

Gravity: 24.6 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 10.79 AU - 15.41 AU

Year: 17232 Days

Day: 20.8 Hours

Environment

Temp: -192 °C

Axial Tilt: 39.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,868,705 km

• M1: 61,934 km (0.081 R)
• M2: 252,671 km (0.054 R)
• M3: 522,994 km (0.054 R)
• M4: 980,913 km (0.111 R)
• M5: 1,686,118 km (0.042 R)
• M6: 2,193,554 km (0.106 R)
• M7: 3,136,768 km (0.07 R)
• M8: 3,726,034 km (0.053 R)
• M9: 4,323,229 km (0.118 R)
• M10: 5,555,018 km (0.116 R)
• M11: 6,536,978 km (0.056 R)
• M12: 7,721,644 km (0.042 R)
• M13: 8,340,231 km (0.119 R)
• M14: 9,302,893 km (0.078 R)
• M15: 9,947,810 km (0.112 R)
• M16: 10,281,114 km (0.098 R)
• M17: 11,750,763 km (0.054 R)
• M18: 18,033,275 km (0.106 R)
• M19: 19,894,422 km (0.066 R)
• M20: 27,196,893 km (0.1 R)
• M21: 27,412,912 km (0.06 R)
• M22: 27,848,242 km (0.118 R)
• M23: 31,856,268 km (0.065 R)
• M24: 34,689,502 km (0.118 R)
• M25: 36,624,999 km (0.107 R)
• M26: 45,087,901 km (0.095 R)
• M27: 52,728,462 km (0.09 R)

Kuiper Belt

Range: 30.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 20,160 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit