🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.5 AU - 0.56 AU

Year: 142 Days

Day: 47.5 Hours

Environment

Temp: 235 °C

Axial Tilt: 3.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.72 AU - 0.78 AU

Year: 238 Days

Day: 25.1 Hours

Environment

Temp: 165 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 39,030,447 km

• M1: 38,147 km (0.103 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 0.86 AU - 1.26 AU

Year: 401 Days

Day: 30.8 Hours

Environment

Temp: 28 °C

Axial Tilt: 5.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 39,030,447 km

• M1: 166,951 km (0.072 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 2.23 AU - 3.05 AU

Year: 1575 Days

Day: 30 Hours

Environment

Temp: -100 °C

Axial Tilt: 46.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,030,447 km

• M1: 238,758 km (0.05 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 2.28 AU - 3.1 AU

Year: 1620 Days

Day: 40.9 Hours

Environment

Temp: -90 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 2.54 AU - 3.86 AU

Year: 2101 Days

Day: 37.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 39,030,447 km

• M1: 690,693 km (0.107 R)

Asteroid Belt

Center: 5.34 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 7.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 464.5

Radius: 11.4

Gravity: 3.57 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.69 AU - 8.25 AU

Year: 7495 Days

Day: 13.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 39,030,447 km

• M1: 147,803 km (0.087 R)
• M2: 1,003,353 km (0.109 R)
• M3: 1,638,097 km (0.098 R)
• M4: 2,070,734 km (0.09 R)
• M5: 3,316,136 km (0.108 R)
• M6: 6,284,158 km (0.074 R)
• M7: 7,248,615 km (0.11 R)
• M8: 8,112,693 km (0.06 R)
• M9: 10,272,287 km (0.065 R)
• M10: 13,165,510 km (0.1 R)
• M11: 16,437,066 km (0.088 R)
• M12: 17,009,278 km (0.118 R)
• M13: 20,432,676 km (0.062 R)
• M14: 25,283,985 km (0.106 R)
• M15: 33,413,582 km (0.073 R)
• M16: 34,126,565 km (0.114 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.2

Radius: 11.6

Gravity: 2.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 7.24 AU - 11.96 AU

Year: 10919 Days

Day: 7.1 Hours

Environment

Temp: -169 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 39,030,447 km

• M1: 144,212 km (0.102 R)
• M2: 525,388 km (0.098 R)
• M3: 1,025,643 km (0.074 R)
• M4: 1,394,701 km (0.052 R)
• M5: 1,783,057 km (0.115 R)
• M6: 2,363,347 km (0.114 R)
• M7: 2,765,915 km (0.082 R)
• M8: 4,311,710 km (0.088 R)
• M9: 5,093,060 km (0.045 R)
• M10: 7,459,997 km (0.081 R)
• M11: 8,418,321 km (0.09 R)
• M12: 9,057,852 km (0.078 R)
• M13: 10,007,200 km (0.09 R)
• M14: 12,050,557 km (0.061 R)
• M15: 14,719,084 km (0.083 R)
• M16: 15,333,931 km (0.076 R)
• M17: 18,105,381 km (0.107 R)
• M18: 25,750,880 km (0.102 R)
• M19: 26,373,955 km (0.058 R)
• M20: 28,116,022 km (0.111 R)
• M21: 30,721,718 km (0.046 R)
• M22: 31,523,712 km (0.081 R)
• M23: 35,088,629 km (0.062 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 20,113 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit