🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.32

Radius: 0.63

Gravity: 0.81 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.44 AU - 0.6 AU

Year: 132 Days

Day: 47.4 Hours

Environment

Temp: 242 °C

Axial Tilt: 2.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.86 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.79 AU - 0.93 AU

Year: 280 Days

Day: 31.2 Hours

Environment

Temp: 164 °C

Axial Tilt: 26.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 2.06 AU - 2.72 AU

Year: 1299 Days

Day: 27 Hours

Environment

Temp: -62 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.45

Radius: 0.73

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.53 AU - 3.95 AU

Year: 2542 Days

Day: 33.8 Hours

Environment

Temp: -112 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 3.8 AU - 5.74 AU

Year: 3661 Days

Day: 13.4 Hours

Environment

Temp: -130 °C

Axial Tilt: 16.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 75,500,628 km

• M1: 1,389,465 km (0.111 R)

Asteroid Belt

Center: 5.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.7

Radius: 9.1

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 4.17 AU - 6.83 AU

Year: 4533 Days

Day: 13 Hours

Environment

Temp: -138 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 75,500,628 km

• M1: 113,246 km (0.088 R)
• M2: 442,062 km (0.06 R)
• M3: 738,714 km (0.092 R)
• M4: 1,091,316 km (0.083 R)
• M5: 1,409,661 km (0.094 R)
• M6: 2,727,169 km (0.061 R)
• M7: 3,109,691 km (0.099 R)
• M8: 3,424,744 km (0.102 R)
• M9: 3,761,339 km (0.108 R)
• M10: 4,143,113 km (0.096 R)
• M11: 4,600,284 km (0.107 R)
• M12: 4,906,062 km (0.049 R)
• M13: 5,615,754 km (0.094 R)
• M14: 6,423,433 km (0.117 R)
• M15: 6,871,778 km (0.117 R)
• M16: 8,569,116 km (0.083 R)
• M17: 9,638,142 km (0.062 R)
• M18: 10,398,698 km (0.095 R)
• M19: 11,567,057 km (0.096 R)
• M20: 12,474,667 km (0.07 R)
• M21: 14,978,337 km (0.113 R)
• M22: 17,428,601 km (0.116 R)
• M23: 18,813,279 km (0.1 R)
• M24: 24,161,253 km (0.067 R)
• M25: 25,167,448 km (0.106 R)
• M26: 27,098,009 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.51 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 667.5

Radius: 12

Gravity: 4.64 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 8.73 AU - 10.29 AU

Year: 10307 Days

Day: 10.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 75,500,628 km

• M1: 149,299 km (0.111 R)
• M2: 565,630 km (0.09 R)
• M3: 998,865 km (0.039 R)
• M4: 1,547,889 km (0.101 R)
• M5: 2,404,636 km (0.114 R)
• M6: 3,174,018 km (0.11 R)
• M7: 3,579,428 km (0.12 R)
• M8: 5,664,224 km (0.067 R)
• M9: 6,155,653 km (0.094 R)
• M10: 6,868,188 km (0.07 R)
• M11: 7,931,530 km (0.073 R)
• M12: 8,368,654 km (0.085 R)
• M13: 12,644,162 km (0.118 R)
• M14: 15,618,915 km (0.106 R)
• M15: 16,801,337 km (0.105 R)
• M16: 19,658,806 km (0.12 R)
• M17: 20,706,589 km (0.03 R)
• M18: 24,164,694 km (0.085 R)
• M19: 25,085,917 km (0.104 R)
• M20: 27,392,268 km (0.109 R)
• M21: 28,191,420 km (0.059 R)
• M22: 30,152,049 km (0.055 R)
• M23: 31,544,805 km (0.112 R)
• M24: 32,312,242 km (0.087 R)
• M25: 38,657,436 km (0.1 R)
• M26: 39,158,140 km (0.11 R)
• M27: 42,651,400 km (0.094 R)
• M28: 44,405,286 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 805.2

Radius: 3

Gravity: 89.47 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 13.35 AU - 14.47 AU

Year: 18233 Days

Day: 16.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 75,500,628 km

• M1: 48,470 km (0.108 R)
• M2: 253,419 km (0.074 R)
• M3: 579,841 km (0.094 R)
• M4: 943,514 km (0.103 R)
• M5: 1,054,665 km (0.104 R)
• M6: 2,307,248 km (0.053 R)
• M7: 2,700,242 km (0.08 R)
• M8: 3,587,507 km (0.07 R)
• M9: 5,588,378 km (0.075 R)
• M10: 7,334,784 km (0.112 R)
• M11: 11,986,230 km (0.103 R)
• M12: 16,174,971 km (0.064 R)
• M13: 19,268,355 km (0.104 R)
• M14: 24,827,711 km (0.09 R)
• M15: 34,758,018 km (0.05 R)
• M16: 37,526,925 km (0.109 R)
• M17: 38,529,829 km (0.113 R)
• M18: 42,565,381 km (0.054 R)
• M19: 51,288,284 km (0.056 R)
• M20: 52,878,808 km (0.051 R)
• M21: 58,991,527 km (0.098 R)
• M22: 59,763,003 km (0.045 R)
• M23: 67,011,319 km (0.118 R)
• M24: 72,595,658 km (0.075 R)

Kuiper Belt

Range: 31.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 297 - 14,389 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit