🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 0.51 AU - 0.79 AU

Year: 196 Days

Day: 36.3 Hours

Environment

Temp: 139 °C

Axial Tilt: 49.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.68 AU - 0.86 AU

Year: 253 Days

Day: 43.6 Hours

Environment

Temp: 176 °C

Axial Tilt: 27.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.56 AU - 2.14 AU

Year: 943 Days

Day: 22.4 Hours

Environment

Temp: -72 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,529,655 km

• M1: 416,181 km (0.055 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.26

Radius: 1.1

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.02 AU - 2.14 AU

Year: 1124 Days

Day: 40.7 Hours

Environment

Temp: -75 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 3.43 AU - 3.77 AU

Year: 2560 Days

Day: 42.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,529,655 km

• M1: 1,078,002 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 173.9

Radius: 11.8

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 3.76 AU - 5.44 AU

Year: 3697 Days

Day: 9.1 Hours

Environment

Temp: -140 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,529,655 km

• M1: 146,756 km (0.079 R)
• M2: 577,597 km (0.089 R)
• M3: 1,065,436 km (0.085 R)
• M4: 1,484,160 km (0.105 R)
• M5: 2,036,625 km (0.072 R)
• M6: 2,895,916 km (0.11 R)
• M7: 3,714,216 km (0.094 R)
• M8: 4,721,907 km (0.049 R)
• M9: 5,391,058 km (0.084 R)
• M10: 6,654,412 km (0.071 R)
• M11: 7,696,062 km (0.047 R)
• M12: 8,748,783 km (0.055 R)
• M13: 9,131,005 km (0.091 R)
• M14: 10,135,854 km (0.116 R)
• M15: 11,212,959 km (0.037 R)
• M16: 13,134,095 km (0.099 R)
• M17: 14,281,810 km (0.086 R)
• M18: 15,174,310 km (0.111 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.5

Radius: 13.4

Gravity: 2.24 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 7.32 AU - 9.04 AU

Year: 8767 Days

Day: 9.8 Hours

Environment

Temp: -180 °C

Axial Tilt: 22 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 38,529,655 km

• M1: 169,046 km (0.101 R)
• M2: 718,369 km (0.067 R)
• M3: 1,195,137 km (0.11 R)
• M4: 2,616,616 km (0.067 R)
• M5: 3,285,169 km (0.039 R)
• M6: 3,871,294 km (0.104 R)
• M7: 4,606,866 km (0.081 R)
• M8: 5,051,471 km (0.092 R)
• M9: 5,586,134 km (0.07 R)
• M10: 7,018,085 km (0.091 R)
• M11: 10,787,652 km (0.119 R)
• M12: 11,882,110 km (0.097 R)
• M13: 12,885,762 km (0.025 R)
• M14: 15,488,017 km (0.107 R)
• M15: 18,079,800 km (0.085 R)
• M16: 18,630,919 km (0.116 R)
• M17: 19,550,347 km (0.058 R)
• M18: 24,025,418 km (0.086 R)
• M19: 24,945,146 km (0.036 R)
• M20: 26,412,551 km (0.108 R)
• M21: 27,033,233 km (0.037 R)
• M22: 28,028,059 km (0.119 R)
• M23: 33,065,019 km (0.116 R)
• M24: 33,889,902 km (0.099 R)
• M25: 35,046,742 km (0.099 R)
• M26: 36,556,783 km (0.069 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 604.8

Radius: 3.9

Gravity: 39.76 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 10.61 AU - 16.53 AU

Year: 18733 Days

Day: 23.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 38,529,655 km

• M1: 67,618 km (0.114 R)
• M2: 224,098 km (0.11 R)
• M3: 476,469 km (0.074 R)
• M4: 812,466 km (0.047 R)
• M5: 978,071 km (0.105 R)
• M6: 1,699,282 km (0.077 R)
• M7: 1,990,998 km (0.097 R)
• M8: 3,790,212 km (0.1 R)
• M9: 4,584,876 km (0.069 R)
• M10: 22,102,038 km (0.075 R)
• M11: 29,507,731 km (0.115 R)
• M12: 30,220,415 km (0.111 R)
• M13: 36,069,991 km (0.064 R)
• M14: 40,994,753 km (0.073 R)
• M15: 42,630,456 km (0.085 R)
• M16: 44,774,493 km (0.113 R)
• M17: 46,828,621 km (0.071 R)
• M18: 50,278,348 km (0.077 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 58.5

Radius: 8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 15.76 AU - 16.84 AU

Year: 24661 Days

Day: 22.9 Hours

Environment

Temp: -199 °C

Axial Tilt: 8.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 38,529,655 km

• M1: 99,782 km (0.084 R)
• M2: 371,452 km (0.049 R)
• M3: 1,907,522 km (0.099 R)
• M4: 3,418,012 km (0.083 R)
• M5: 4,296,600 km (0.073 R)
• M6: 6,812,388 km (0.104 R)
• M7: 8,358,931 km (0.12 R)
• M8: 26,377,994 km (0.081 R)
• M9: 28,963,943 km (0.068 R)
• M10: 37,614,739 km (0.081 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: 266 - 17,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit