🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 0.4 AU - 0.62 AU

Year: 136 Days

Day: 19.3 Hours

Environment

Temp: 158 °C

Axial Tilt: 24.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,520,235 km

• M1: 45,328 km (0.09 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 0.66 AU - 0.94 AU

Year: 268 Days

Day: 15.3 Hours

Environment

Temp: 121 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.81 AU - 0.87 AU

Year: 289 Days

Day: 47.2 Hours

Environment

Temp: 157 °C

Axial Tilt: 37.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.92 AU - 1.2 AU

Year: 409 Days

Day: 12.4 Hours

Environment

Temp: 4 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 82,520,235 km

• M1: 68,067 km (0.114 R)
• M2: 466,895 km (0.111 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.46

Radius: 0.73

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.35 AU - 1.73 AU

Year: 716 Days

Day: 44.3 Hours

Environment

Temp: -47 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.31 AU - 2.41 AU

Year: 1359 Days

Day: 23.8 Hours

Environment

Temp: -88 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Ice Giant

Semi-Major Axis: 19.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 362.3

Radius: 7.5

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 18.04 AU - 19.98 AU

Year: 31060 Days

Day: 22.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 82,520,235 km

• M1: 93,798 km (0.03 R)
• M2: 550,371 km (0.064 R)
• M3: 878,588 km (0.104 R)
• M4: 1,320,351 km (0.112 R)
• M5: 2,230,953 km (0.102 R)
• M6: 2,501,576 km (0.109 R)
• M7: 2,896,813 km (0.095 R)
• M8: 3,627,300 km (0.085 R)
• M9: 5,134,797 km (0.085 R)
• M10: 5,857,804 km (0.1 R)
• M11: 6,113,317 km (0.057 R)
• M12: 6,510,649 km (0.06 R)
• M13: 7,908,940 km (0.053 R)
• M14: 10,090,676 km (0.1 R)
• M15: 11,817,334 km (0.118 R)
• M16: 13,290,125 km (0.078 R)
• M17: 16,426,594 km (0.059 R)
• M18: 17,368,762 km (0.079 R)
• M19: 19,454,156 km (0.101 R)
• M20: 20,508,222 km (0.115 R)
• M21: 24,115,326 km (0.089 R)
• M22: 25,782,894 km (0.095 R)
• M23: 26,703,070 km (0.116 R)
• M24: 29,719,562 km (0.102 R)
• M25: 34,039,200 km (0.097 R)
• M26: 36,276,736 km (0.073 R)
• M27: 38,017,905 km (0.074 R)
• M28: 39,966,268 km (0.087 R)
• M29: 42,295,806 km (0.118 R)
• M30: 44,060,762 km (0.097 R)
• M31: 48,599,860 km (0.07 R)
• M32: 50,535,208 km (0.109 R)
• M33: 63,444,607 km (0.078 R)
• M34: 73,019,319 km (0.103 R)
• M35: 73,476,041 km (0.111 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 554 - 14,292 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit