🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.42 AU - 0.68 AU

Year: 152 Days

Day: 27.1 Hours

Environment

Temp: 210 °C

Axial Tilt: 16.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.92 AU - 1.5 AU

Year: 496 Days

Day: 39.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 18.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.36

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 1.18 AU - 1.24 AU

Year: 496 Days

Day: 18.3 Hours

Environment

Temp: -5 °C

Axial Tilt: 10.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 68,307,775 km

• M1: 80,633 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.34 AU - 1.5 AU

Year: 631 Days

Day: 16.6 Hours

Environment

Temp: -36 °C

Axial Tilt: 28.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 1.89 AU - 2.99 AU

Year: 1421 Days

Day: 29.3 Hours

Environment

Temp: -89 °C

Axial Tilt: 29.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.24 AU - 2.84 AU

Year: 1509 Days

Day: 42.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 43.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,307,775 km

• M1: 125,812 km (0.074 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.4

Radius: 13.5

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.34 AU - 9.62 AU

Year: 8403 Days

Day: 8 Hours

Environment

Temp: -158 °C

Axial Tilt: 42.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 68,307,775 km

• M1: 212,429 km (0.083 R)
• M2: 981,212 km (0.078 R)
• M3: 1,543,700 km (0.105 R)
• M4: 2,244,866 km (0.083 R)
• M5: 2,984,627 km (0.066 R)
• M6: 3,689,083 km (0.051 R)
• M7: 5,377,146 km (0.09 R)
• M8: 5,826,538 km (0.065 R)
• M9: 6,393,065 km (0.082 R)
• M10: 7,953,969 km (0.092 R)
• M11: 11,492,856 km (0.084 R)
• M12: 13,024,290 km (0.043 R)
• M13: 13,839,299 km (0.03 R)
• M14: 15,627,442 km (0.112 R)
• M15: 16,724,444 km (0.07 R)
• M16: 17,748,890 km (0.077 R)
• M17: 19,071,784 km (0.107 R)
• M18: 19,790,302 km (0.08 R)
• M19: 23,957,201 km (0.107 R)
• M20: 26,046,036 km (0.044 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 202.5

Radius: 6.5

Gravity: 4.79 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 17.73 AU - 20.61 AU

Year: 31289 Days

Day: 16 Hours

Environment

Temp: -202 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,307,775 km

• M1: 81,232 km (0.087 R)
• M2: 446,550 km (0.076 R)
• M3: 686,056 km (0.088 R)
• M4: 1,225,506 km (0.065 R)
• M5: 3,480,993 km (0.113 R)
• M6: 5,972,246 km (0.116 R)
• M7: 6,465,321 km (0.114 R)
• M8: 10,705,224 km (0.096 R)
• M9: 11,494,053 km (0.096 R)
• M10: 14,670,914 km (0.096 R)
• M11: 15,873,680 km (0.056 R)
• M12: 21,250,826 km (0.04 R)
• M13: 25,546,380 km (0.113 R)
• M14: 25,759,257 km (0.108 R)
• M15: 38,810,774 km (0.088 R)
• M16: 40,374,969 km (0.115 R)
• M17: 50,150,592 km (0.1 R)
• M18: 53,904,302 km (0.111 R)
• M19: 60,632,466 km (0.073 R)
• M20: 61,391,825 km (0.089 R)
• M21: 63,903,124 km (0.115 R)
• M22: 66,683,400 km (0.109 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 16,491 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit