🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.63

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.48 AU - 0.7 AU

Year: 174 Days

Day: 13.1 Hours

Environment

Temp: 162 °C

Axial Tilt: 19.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,676,138 km

• M1: 38,895 km (0.084 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.47

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.74 AU - 1 AU

Year: 312 Days

Day: 44.1 Hours

Environment

Temp: 19 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 81,676,138 km

• M1: 412,441 km (0.074 R)
• M2: 798,105 km (0.092 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.39

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 0.66 AU - 1.1 AU

Year: 318 Days

Day: 42.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 37.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.03

Radius: 1.01

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.42 AU - 1.78 AU

Year: 779 Days

Day: 34.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.17 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.38

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.01 AU - 2.33 AU

Year: 1231 Days

Day: 25.3 Hours

Environment

Temp: -93 °C

Axial Tilt: 5.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.4

Radius: 1.42

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 2.88 AU - 2.94 AU

Year: 1911 Days

Day: 46.8 Hours

Environment

Temp: -125 °C

Axial Tilt: 10.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,676,138 km

• M1: 38,895 km (0.117 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 3.14 AU - 3.54 AU

Year: 2350 Days

Day: 23.8 Hours

Environment

Temp: -120 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,676,138 km

• M1: 43,832 km (0.027 R)

Asteroid Belt

Center: 7.18 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 16

Radius: 8.7

Gravity: 0.21 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 8.3 AU - 13.72 AU

Year: 14065 Days

Day: 10.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 81,676,138 km

• M1: 109,655 km (0.066 R)
• M2: 700,417 km (0.117 R)
• M3: 1,303,596 km (0.1 R)
• M4: 1,697,038 km (0.095 R)
• M5: 3,045,962 km (0.11 R)
• M6: 3,443,145 km (0.07 R)
• M7: 4,780,550 km (0.103 R)
• M8: 9,024,641 km (0.1 R)
• M9: 10,202,724 km (0.041 R)
• M10: 11,637,518 km (0.045 R)
• M11: 12,610,203 km (0.069 R)
• M12: 12,903,714 km (0.071 R)
• M13: 14,670,465 km (0.111 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 64.4

Radius: 6.1

Gravity: 1.73 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 13.03 AU - 13.39 AU

Year: 18485 Days

Day: 17.2 Hours

Environment

Temp: -192 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 81,676,138 km

• M1: 84,822 km (0.069 R)
• M2: 419,921 km (0.112 R)
• M3: 1,734,887 km (0.051 R)
• M4: 2,884,845 km (0.036 R)
• M5: 4,497,660 km (0.115 R)
• M6: 4,924,313 km (0.089 R)
• M7: 5,204,510 km (0.07 R)
• M8: 7,115,024 km (0.108 R)
• M9: 7,657,167 km (0.111 R)
• M10: 8,226,537 km (0.076 R)
• M11: 13,187,202 km (0.117 R)
• M12: 13,618,792 km (0.119 R)
• M13: 18,600,850 km (0.067 R)
• M14: 22,319,703 km (0.088 R)
• M15: 24,757,101 km (0.091 R)
• M16: 28,156,862 km (0.091 R)
• M17: 28,872,389 km (0.086 R)
• M18: 30,060,645 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.05 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 6.2

Gravity: 17.45 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.43 AU - 17.67 AU

Year: 22479 Days

Day: 21.4 Hours

Environment

Temp: -205 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,676,138 km

• M1: 94,695 km (0.085 R)
• M2: 521,947 km (0.078 R)
• M3: 2,046,648 km (0.108 R)
• M4: 2,651,921 km (0.114 R)
• M5: 4,519,352 km (0.107 R)
• M6: 6,036,723 km (0.104 R)
• M7: 7,267,764 km (0.084 R)
• M8: 11,353,132 km (0.107 R)
• M9: 23,965,579 km (0.113 R)
• M10: 25,172,684 km (0.065 R)
• M11: 26,534,922 km (0.117 R)
• M12: 26,999,872 km (0.112 R)
• M13: 28,669,684 km (0.117 R)
• M14: 30,028,930 km (0.088 R)
• M15: 32,609,643 km (0.06 R)
• M16: 33,546,724 km (0.043 R)
• M17: 43,602,992 km (0.1 R)
• M18: 49,836,137 km (0.095 R)
• M19: 50,189,038 km (0.097 R)
• M20: 66,776,151 km (0.113 R)
• M21: 74,550,304 km (0.081 R)
• M22: 79,252,614 km (0.069 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 14,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit