🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.49 AU - 0.55 AU

Year: 135 Days

Day: 17.4 Hours

Environment

Temp: 229 °C

Axial Tilt: 36.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 0.5 AU - 0.64 AU

Year: 155 Days

Day: 36.9 Hours

Environment

Temp: 182 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.57 AU - 0.93 AU

Year: 234 Days

Day: 29.5 Hours

Environment

Temp: 192 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.74

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.78 AU - 0.86 AU

Year: 267 Days

Day: 13.9 Hours

Environment

Temp: 159 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 5 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 0.82 AU - 1.22 AU

Year: 371 Days

Day: 40.9 Hours

Environment

Temp: 45 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,956,961 km

• M1: 573,409 km (0.114 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.97

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 3.57 AU - 5.33 AU

Year: 3378 Days

Day: 22.8 Hours

Environment

Temp: -130 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 4.54 AU - 5.5 AU

Year: 4048 Days

Day: 39.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,956,961 km

• M1: 66,571 km (0.048 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 431.2

Radius: 11.9

Gravity: 3.04 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 5.57 AU - 8.35 AU

Year: 6608 Days

Day: 10.1 Hours

Environment

Temp: -146 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,956,961 km

• M1: 148,102 km (0.114 R)
• M2: 555,756 km (0.089 R)
• M3: 1,222,663 km (0.092 R)
• M4: 2,030,791 km (0.027 R)
• M5: 3,069,748 km (0.049 R)
• M6: 3,887,450 km (0.085 R)
• M7: 5,005,246 km (0.025 R)
• M8: 6,326,195 km (0.1 R)
• M9: 7,830,401 km (0.06 R)
• M10: 8,904,514 km (0.08 R)
• M11: 9,560,950 km (0.107 R)
• M12: 10,074,369 km (0.078 R)
• M13: 10,924,684 km (0.095 R)
• M14: 12,615,738 km (0.102 R)
• M15: 13,233,876 km (0.103 R)
• M16: 14,867,784 km (0.07 R)
• M17: 15,557,730 km (0.092 R)
• M18: 16,268,768 km (0.109 R)
• M19: 19,603,455 km (0.07 R)
• M20: 23,215,645 km (0.07 R)
• M21: 24,144,498 km (0.081 R)
• M22: 26,076,106 km (0.102 R)
• M23: 26,910,712 km (0.05 R)
• M24: 28,195,758 km (0.09 R)
• M25: 29,611,253 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 244.8

Radius: 5.7

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 12.4 AU - 20.48 AU

Year: 23990 Days

Day: 15.1 Hours

Environment

Temp: -193 °C

Axial Tilt: 22.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 60,956,961 km

• M1: 71,657 km (0.091 R)
• M2: 289,023 km (0.072 R)
• M3: 572,661 km (0.066 R)
• M4: 861,085 km (0.076 R)
• M5: 1,229,844 km (0.095 R)
• M6: 1,571,226 km (0.042 R)
• M7: 1,781,411 km (0.1 R)
• M8: 1,973,944 km (0.055 R)
• M9: 3,411,879 km (0.082 R)
• M10: 4,581,884 km (0.112 R)
• M11: 4,878,087 km (0.094 R)
• M12: 5,082,588 km (0.118 R)
• M13: 5,844,041 km (0.117 R)
• M14: 6,114,065 km (0.109 R)
• M15: 6,804,459 km (0.108 R)
• M16: 7,017,038 km (0.117 R)
• M17: 8,435,974 km (0.081 R)
• M18: 8,881,326 km (0.102 R)
• M19: 9,084,181 km (0.119 R)
• M20: 9,290,177 km (0.081 R)
• M21: 9,552,123 km (0.084 R)
• M22: 10,256,131 km (0.113 R)
• M23: 11,889,141 km (0.115 R)
• M24: 12,073,745 km (0.034 R)
• M25: 12,961,010 km (0.105 R)
• M26: 13,620,737 km (0.074 R)
• M27: 16,257,249 km (0.047 R)
• M28: 17,102,328 km (0.102 R)
• M29: 18,547,593 km (0.12 R)
• M30: 20,510,466 km (0.046 R)
• M31: 21,405,511 km (0.075 R)
• M32: 27,975,849 km (0.084 R)
• M33: 28,302,870 km (0.118 R)
• M34: 29,299,192 km (0.111 R)
• M35: 34,759,065 km (0.085 R)
• M36: 36,546,311 km (0.108 R)
• M37: 43,867,631 km (0.069 R)
• M38: 45,952,876 km (0.051 R)
• M39: 52,935,207 km (0.051 R)
• M40: 58,791,215 km (0.089 R)

Kuiper Belt

Range: 30.5 - 57.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 306 - 12,218 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit