🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 0.43 AU - 0.61 AU

Year: 138 Days

Day: 43.9 Hours

Environment

Temp: 241 °C

Axial Tilt: 24.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,613,912 km

• M1: 22,440 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.46 AU - 0.64 AU

Year: 150 Days

Day: 23.2 Hours

Environment

Temp: 172 °C

Axial Tilt: 38.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.46

Radius: 1.16

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 1.3 AU - 1.48 AU

Year: 602 Days

Day: 15.3 Hours

Environment

Temp: -37 °C

Axial Tilt: 29.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,613,912 km

• M1: 604,076 km (0.113 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 1.55 AU - 2.05 AU

Year: 887 Days

Day: 30.5 Hours

Environment

Temp: -49 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 96,613,912 km

• M1: 31,715 km (0.039 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 2.97 AU - 3.85 AU

Year: 2312 Days

Day: 38.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 107.6 °

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: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 2.89 AU - 4.81 AU

Year: 2773 Days

Day: 19.1 Hours

Environment

Temp: -128 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 11 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 18.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 696.2

Radius: 3.3

Gravity: 63.93 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 17.82 AU - 18.48 AU

Year: 28385 Days

Day: 17.7 Hours

Environment

Temp: -192 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 96,613,912 km

• M1: 53,107 km (0.093 R)
• M2: 180,415 km (0.115 R)
• M3: 422,016 km (0.053 R)
• M4: 1,879,248 km (0.11 R)
• M5: 2,049,491 km (0.099 R)
• M6: 2,276,580 km (0.111 R)
• M7: 2,700,990 km (0.095 R)
• M8: 3,175,963 km (0.075 R)
• M9: 4,698,570 km (0.105 R)
• M10: 7,506,971 km (0.076 R)
• M11: 8,900,026 km (0.055 R)
• M12: 10,003,610 km (0.062 R)
• M13: 11,968,428 km (0.072 R)
• M14: 16,020,885 km (0.102 R)
• M15: 16,461,450 km (0.067 R)
• M16: 17,274,814 km (0.092 R)
• M17: 17,551,720 km (0.117 R)
• M18: 19,875,124 km (0.047 R)
• M19: 23,845,452 km (0.118 R)
• M20: 26,562,299 km (0.061 R)
• M21: 26,807,938 km (0.076 R)
• M22: 27,679,346 km (0.093 R)
• M23: 31,628,431 km (0.086 R)
• M24: 36,237,092 km (0.059 R)
• M25: 38,386,814 km (0.105 R)
• M26: 40,457,697 km (0.04 R)
• M27: 44,474,250 km (0.066 R)
• M28: 47,474,585 km (0.104 R)
• M29: 53,678,858 km (0.093 R)
• M30: 58,515,506 km (0.104 R)
• M31: 74,021,774 km (0.102 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 220 - 19,558 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit