🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.86 AU - 1.08 AU

Year: 334 Days

Day: 20.9 Hours

Environment

Temp: 141 °C

Axial Tilt: 17.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 84,195,650 km

• M1: 58,642 km (0.111 R)
• M2: 86,019 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.29 AU - 1.87 AU

Year: 695 Days

Day: 16.5 Hours

Environment

Temp: -14 °C

Axial Tilt: 26.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 84,195,650 km

• M1: 101,128 km (0.111 R)
• M2: 317,895 km (0.11 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.13

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.62 AU - 2.52 AU

Year: 1042 Days

Day: 13.9 Hours

Environment

Temp: -54 °C

Axial Tilt: 8.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.57

Radius: 0.8

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 4.01 AU - 4.41 AU

Year: 3022 Days

Day: 18.6 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.43

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 4.91 AU - 5.37 AU

Year: 4077 Days

Day: 12.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 4.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Ice Giant

Semi-Major Axis: 14.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 239.3

Radius: 3

Gravity: 26.59 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 12.08 AU - 16.48 AU

Year: 18879 Days

Day: 15.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 84,195,650 km

• M1: 42,635 km (0.08 R)
• M2: 468,391 km (0.111 R)
• M3: 624,272 km (0.091 R)
• M4: 1,156,392 km (0.086 R)
• M5: 1,360,144 km (0.042 R)
• M6: 1,632,562 km (0.107 R)
• M7: 3,909,740 km (0.108 R)
• M8: 4,020,892 km (0.088 R)
• M9: 5,251,783 km (0.117 R)
• M10: 14,123,236 km (0.094 R)
• M11: 15,327,947 km (0.11 R)
• M12: 20,330,949 km (0.047 R)
• M13: 21,087,765 km (0.077 R)
• M14: 21,689,148 km (0.079 R)
• M15: 31,017,024 km (0.095 R)
• M16: 31,127,278 km (0.096 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.74 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 340

Radius: 7.8

Gravity: 5.59 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 19.12 AU - 22.36 AU

Year: 33044 Days

Day: 24.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 84,195,650 km

• M1: 148,700 km (0.096 R)
• M2: 759,808 km (0.077 R)
• M3: 2,256,085 km (0.101 R)
• M4: 2,578,170 km (0.082 R)
• M5: 3,091,889 km (0.113 R)
• M6: 4,119,626 km (0.11 R)
• M7: 5,479,321 km (0.063 R)
• M8: 10,736,041 km (0.076 R)
• M9: 15,753,553 km (0.069 R)
• M10: 17,722,710 km (0.094 R)
• M11: 18,905,581 km (0.093 R)
• M12: 20,826,567 km (0.118 R)
• M13: 30,708,404 km (0.115 R)
• M14: 34,175,783 km (0.105 R)
• M15: 50,478,510 km (0.086 R)
• M16: 78,044,611 km (0.107 R)
• M17: 80,467,647 km (0.094 R)

Kuiper Belt

Range: 31.4 - 57.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 17,769 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit