🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.15

Radius: 1.06

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.4 AU - 0.62 AU

Year: 130 Days

Day: 34.7 Hours

Environment

Temp: 236 °C

Axial Tilt: 24.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.52 AU - 0.58 AU

Year: 146 Days

Day: 42.3 Hours

Environment

Temp: 175 °C

Axial Tilt: 37.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.94

Radius: 0.98

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.84 AU - 0.92 AU

Year: 296 Days

Day: 26.1 Hours

Environment

Temp: 98 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.07 AU - 1.65 AU

Year: 568 Days

Day: 41.1 Hours

Environment

Temp: -16 °C

Axial Tilt: 32.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.49 AU - 2.49 AU

Year: 1005 Days

Day: 15.2 Hours

Environment

Temp: -65 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 3.05 AU - 4.11 AU

Year: 2426 Days

Day: 27.9 Hours

Environment

Temp: -106 °C

Axial Tilt: 35.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 3.61 AU - 3.69 AU

Year: 2498 Days

Day: 43.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 2.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850.4

Radius: 15

Gravity: 3.78 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 5.74 AU - 6.34 AU

Year: 5317 Days

Day: 12.5 Hours

Environment

Temp: -150 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,260,628 km

• M1: 186,549 km (0.087 R)
• M2: 784,342 km (0.087 R)
• M3: 1,450,651 km (0.095 R)
• M4: 1,988,156 km (0.117 R)
• M5: 3,011,704 km (0.078 R)
• M6: 3,721,995 km (0.097 R)
• M7: 4,594,300 km (0.106 R)
• M8: 6,028,046 km (0.075 R)
• M9: 7,706,086 km (0.082 R)
• M10: 8,633,742 km (0.093 R)
• M11: 10,851,979 km (0.094 R)
• M12: 13,482,358 km (0.116 R)
• M13: 15,416,958 km (0.118 R)
• M14: 16,638,126 km (0.052 R)
• M15: 17,857,049 km (0.117 R)
• M16: 20,328,855 km (0.076 R)
• M17: 26,797,018 km (0.104 R)
• M18: 28,831,848 km (0.112 R)
• M19: 32,220,689 km (0.066 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.8

Radius: 12.8

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 9.57 AU - 10.89 AU

Year: 11719 Days

Day: 14.6 Hours

Environment

Temp: -176 °C

Axial Tilt: 44.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 87,260,628 km

• M1: 177,273 km (0.082 R)
• M2: 990,338 km (0.119 R)
• M3: 2,118,455 km (0.09 R)
• M4: 2,862,406 km (0.086 R)
• M5: 3,352,189 km (0.119 R)
• M6: 3,922,755 km (0.072 R)
• M7: 4,871,056 km (0.046 R)
• M8: 6,135,607 km (0.09 R)
• M9: 7,296,487 km (0.094 R)
• M10: 9,766,347 km (0.095 R)
• M11: 33,703,054 km (0.113 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 999.9

Radius: 7.7

Gravity: 16.86 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 13.63 AU - 15.91 AU

Year: 20330 Days

Day: 21.8 Hours

Environment

Temp: -190 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 87,260,628 km

• M1: 95,892 km (0.101 R)
• M2: 426,653 km (0.034 R)
• M3: 772,374 km (0.089 R)
• M4: 1,285,794 km (0.091 R)
• M5: 2,667,480 km (0.069 R)
• M6: 3,769,268 km (0.081 R)
• M7: 4,095,092 km (0.039 R)
• M8: 6,599,809 km (0.109 R)
• M9: 8,252,417 km (0.105 R)
• M10: 8,747,137 km (0.054 R)
• M11: 9,087,771 km (0.042 R)
• M12: 9,675,392 km (0.095 R)
• M13: 14,283,754 km (0.114 R)
• M14: 17,725,852 km (0.119 R)
• M15: 18,456,637 km (0.112 R)
• M16: 18,735,787 km (0.106 R)
• M17: 20,470,075 km (0.054 R)
• M18: 20,769,271 km (0.1 R)
• M19: 26,429,306 km (0.089 R)
• M20: 32,224,877 km (0.12 R)
• M21: 34,143,919 km (0.071 R)
• M22: 36,721,490 km (0.095 R)
• M23: 37,459,905 km (0.108 R)
• M24: 42,583,632 km (0.051 R)
• M25: 44,390,326 km (0.101 R)
• M26: 46,418,723 km (0.085 R)
• M27: 57,296,433 km (0.091 R)
• M28: 66,650,639 km (0.061 R)
• M29: 71,115,985 km (0.095 R)
• M30: 74,828,705 km (0.111 R)
• M31: 76,253,625 km (0.118 R)
• M32: 76,732,637 km (0.067 R)
• M33: 77,696,646 km (0.055 R)
• M34: 83,396,774 km (0.084 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 351 - 10,997 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit