🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.66 AU - 0.92 AU

Year: 260 Days

Day: 29.8 Hours

Environment

Temp: 139 °C

Axial Tilt: 33.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 62,074,584 km

• M1: 227,389 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.84

Radius: 1.28

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.04 AU - 1.26 AU

Year: 457 Days

Day: 32.3 Hours

Environment

Temp: 16 °C

Axial Tilt: 36.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,074,584 km

• M1: 352,303 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 1.78 AU - 1.98 AU

Year: 956 Days

Day: 43.5 Hours

Environment

Temp: -62 °C

Axial Tilt: 32.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 62,074,584 km

• M1: 40,242 km (0.109 R)
• M2: 128,205 km (0.061 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.77 AU - 2.43 AU

Year: 1129 Days

Day: 17.7 Hours

Environment

Temp: -66 °C

Axial Tilt: 5.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.71

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.17 AU - 3.17 AU

Year: 2093 Days

Day: 16.9 Hours

Environment

Temp: -110 °C

Axial Tilt: 97 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.45

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 3.23 AU - 4.05 AU

Year: 2575 Days

Day: 46.1 Hours

Environment

Temp: -130 °C

Axial Tilt: 34.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,074,584 km

• M1: 451,636 km (0.091 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 3.49 AU - 3.91 AU

Year: 2639 Days

Day: 20.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 868.8

Radius: 12.4

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 4.7 AU - 5.06 AU

Year: 3998 Days

Day: 13.9 Hours

Environment

Temp: -144 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 62,074,584 km

• M1: 155,133 km (0.081 R)
• M2: 586,573 km (0.118 R)
• M3: 1,274,424 km (0.098 R)
• M4: 1,828,236 km (0.117 R)
• M5: 2,792,095 km (0.032 R)
• M6: 3,591,994 km (0.101 R)
• M7: 5,617,998 km (0.053 R)
• M8: 6,604,746 km (0.088 R)
• M9: 7,495,153 km (0.1 R)
• M10: 8,168,642 km (0.078 R)
• M11: 10,562,956 km (0.089 R)
• M12: 11,594,134 km (0.087 R)
• M13: 12,062,974 km (0.092 R)
• M14: 13,139,031 km (0.092 R)
• M15: 13,908,712 km (0.081 R)
• M16: 14,491,995 km (0.101 R)
• M17: 15,993,359 km (0.097 R)
• M18: 17,110,256 km (0.115 R)
• M19: 17,780,305 km (0.098 R)
• M20: 18,341,447 km (0.093 R)
• M21: 19,108,136 km (0.083 R)
• M22: 21,536,409 km (0.11 R)
• M23: 22,389,715 km (0.114 R)
• M24: 23,265,461 km (0.098 R)
• M25: 24,239,792 km (0.076 R)
• M26: 24,698,459 km (0.065 R)
• M27: 25,162,960 km (0.091 R)
• M28: 26,189,650 km (0.036 R)
• M29: 26,835,016 km (0.112 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 174.5

Radius: 3.3

Gravity: 16.02 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 17.62 AU - 19.12 AU

Year: 29199 Days

Day: 21 Hours

Environment

Temp: -206 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 62,074,584 km

• M1: 40,990 km (0.112 R)
• M2: 162,164 km (0.087 R)
• M3: 362,176 km (0.105 R)
• M4: 466,596 km (0.1 R)
• M5: 1,907,074 km (0.115 R)
• M6: 2,073,726 km (0.113 R)
• M7: 2,250,102 km (0.087 R)
• M8: 2,373,221 km (0.084 R)
• M9: 4,736,119 km (0.087 R)
• M10: 6,605,644 km (0.105 R)
• M11: 6,987,567 km (0.069 R)
• M12: 7,474,059 km (0.111 R)
• M13: 8,269,920 km (0.093 R)
• M14: 9,918,040 km (0.073 R)
• M15: 12,207,186 km (0.08 R)
• M16: 13,574,660 km (0.111 R)
• M17: 15,849,745 km (0.049 R)
• M18: 17,155,734 km (0.03 R)
• M19: 21,046,176 km (0.088 R)
• M20: 24,372,036 km (0.116 R)
• M21: 32,280,977 km (0.09 R)
• M22: 33,746,288 km (0.076 R)
• M23: 35,510,944 km (0.106 R)
• M24: 35,639,299 km (0.068 R)
• M25: 46,173,981 km (0.081 R)
• M26: 60,964,723 km (0.066 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: 495 - 19,039 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit