🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.25

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.48 AU - 0.64 AU

Year: 152 Days

Day: 13.6 Hours

Environment

Temp: 169 °C

Axial Tilt: 36.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.55 AU - 0.73 AU

Year: 186 Days

Day: 35.2 Hours

Environment

Temp: 138 °C

Axial Tilt: 26.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 79,651,652 km

• M1: 41,289 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.51 AU - 1.55 AU

Year: 688 Days

Day: 17.3 Hours

Environment

Temp: -34 °C

Axial Tilt: 42.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 1.72 AU - 1.76 AU

Year: 834 Days

Day: 43.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 7.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 4.05 AU - 4.93 AU

Year: 3458 Days

Day: 41.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 110.1

Radius: 8.6

Gravity: 1.49 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.47 AU - 8.85 AU

Year: 8472 Days

Day: 9.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,651,652 km

• M1: 106,962 km (0.066 R)
• M2: 393,293 km (0.083 R)
• M3: 1,484,759 km (0.11 R)
• M4: 3,950,132 km (0.079 R)
• M5: 4,756,913 km (0.095 R)
• M6: 5,073,761 km (0.112 R)
• M7: 5,562,498 km (0.073 R)
• M8: 7,218,396 km (0.057 R)
• M9: 8,176,421 km (0.109 R)
• M10: 9,367,071 km (0.085 R)
• M11: 11,385,296 km (0.104 R)
• M12: 12,680,364 km (0.12 R)
• M13: 15,139,305 km (0.113 R)
• M14: 16,982,500 km (0.1 R)
• M15: 19,832,489 km (0.077 R)
• M16: 22,439,232 km (0.077 R)

Planet 7 - Ice Giant

Semi-Major Axis: 19.95 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.7

Radius: 3.7

Gravity: 21.89 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 17.84 AU - 22.06 AU

Year: 32385 Days

Day: 17.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 161.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 79,651,652 km

• M1: 48,021 km (0.097 R)
• M2: 541,843 km (0.118 R)
• M3: 741,856 km (0.041 R)
• M4: 1,053,019 km (0.105 R)
• M5: 1,477,728 km (0.102 R)
• M6: 3,488,473 km (0.112 R)
• M7: 3,698,508 km (0.096 R)
• M8: 5,572,820 km (0.099 R)
• M9: 7,013,747 km (0.069 R)
• M10: 9,584,586 km (0.1 R)
• M11: 9,996,728 km (0.081 R)
• M12: 13,074,854 km (0.111 R)
• M13: 18,926,674 km (0.066 R)
• M14: 27,350,680 km (0.04 R)
• M15: 27,467,964 km (0.085 R)
• M16: 33,764,090 km (0.113 R)
• M17: 34,305,784 km (0.078 R)
• M18: 44,421,592 km (0.111 R)
• M19: 53,742,137 km (0.109 R)
• M20: 55,038,104 km (0.068 R)
• M21: 63,870,960 km (0.074 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 12,419 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit