🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.82 AU - 0.84 AU

Year: 283 Days

Day: 42.7 Hours

Environment

Temp: 106 °C

Axial Tilt: 26 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.92 AU - 1.3 AU

Year: 438 Days

Day: 14.9 Hours

Environment

Temp: 13 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.64 AU - 2.62 AU

Year: 1165 Days

Day: 18.3 Hours

Environment

Temp: -79 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.66

Radius: 0.85

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 3 AU - 3.16 AU

Year: 2026 Days

Day: 16.1 Hours

Environment

Temp: -119 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,954,237 km

• M1: 75,697 km (0.103 R)

Asteroid Belt

Center: 4.23 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 510.6

Radius: 9.7

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 4.16 AU - 6.58 AU

Year: 4663 Days

Day: 8.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,954,237 km

• M1: 120,576 km (0.049 R)
• M2: 599,289 km (0.088 R)
• M3: 989,141 km (0.104 R)
• M4: 1,514,529 km (0.111 R)
• M5: 1,823,299 km (0.11 R)
• M6: 2,276,730 km (0.1 R)
• M7: 2,979,690 km (0.103 R)
• M8: 3,451,073 km (0.102 R)
• M9: 3,820,879 km (0.119 R)
• M10: 4,149,097 km (0.075 R)
• M11: 4,887,811 km (0.09 R)
• M12: 6,142,339 km (0.042 R)
• M13: 6,656,507 km (0.108 R)
• M14: 7,101,261 km (0.116 R)
• M15: 7,944,844 km (0.082 R)
• M16: 8,445,548 km (0.1 R)
• M17: 11,540,279 km (0.08 R)
• M18: 12,801,239 km (0.104 R)
• M19: 13,843,637 km (0.096 R)
• M20: 14,307,241 km (0.107 R)
• M21: 15,429,674 km (0.061 R)
• M22: 17,192,236 km (0.092 R)
• M23: 18,091,618 km (0.077 R)
• M24: 18,583,945 km (0.113 R)
• M25: 20,245,977 km (0.067 R)
• M26: 22,495,331 km (0.032 R)
• M27: 25,209,784 km (0.103 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 125.7

Radius: 14.2

Gravity: 0.62 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 8.14 AU - 10.96 AU

Year: 11059 Days

Day: 10.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,954,237 km

• M1: 177,423 km (0.096 R)
• M2: 846,874 km (0.114 R)
• M3: 1,396,795 km (0.092 R)
• M4: 1,880,894 km (0.101 R)
• M5: 3,459,301 km (0.119 R)
• M6: 4,342,377 km (0.045 R)
• M7: 5,179,976 km (0.055 R)
• M8: 5,680,830 km (0.116 R)
• M9: 6,275,481 km (0.079 R)
• M10: 6,748,360 km (0.119 R)
• M11: 7,485,429 km (0.072 R)
• M12: 8,054,649 km (0.092 R)
• M13: 11,814,193 km (0.046 R)
• M14: 14,128,920 km (0.105 R)
• M15: 15,792,598 km (0.12 R)
• M16: 16,612,245 km (0.116 R)
• M17: 19,440,243 km (0.063 R)
• M18: 21,851,312 km (0.062 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 427.7

Radius: 7.1

Gravity: 8.48 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 13.92 AU - 16.14 AU

Year: 21836 Days

Day: 22.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 68,954,237 km

• M1: 339,886 km (0.04 R)
• M2: 926,160 km (0.107 R)
• M3: 1,190,350 km (0.105 R)
• M4: 1,985,164 km (0.083 R)
• M5: 2,408,975 km (0.081 R)
• M6: 3,437,011 km (0.099 R)
• M7: 4,049,016 km (0.047 R)
• M8: 4,397,280 km (0.105 R)
• M9: 4,663,115 km (0.084 R)
• M10: 7,993,463 km (0.092 R)
• M11: 8,289,966 km (0.076 R)
• M12: 8,957,322 km (0.072 R)
• M13: 9,440,074 km (0.11 R)
• M14: 10,340,803 km (0.088 R)
• M15: 15,642,851 km (0.025 R)
• M16: 17,390,154 km (0.108 R)
• M17: 22,613,214 km (0.114 R)
• M18: 23,206,818 km (0.053 R)
• M19: 25,792,318 km (0.116 R)
• M20: 27,656,458 km (0.052 R)
• M21: 31,040,511 km (0.119 R)
• M22: 37,643,611 km (0.03 R)
• M23: 37,920,068 km (0.04 R)
• M24: 40,614,625 km (0.035 R)
• M25: 41,197,608 km (0.115 R)
• M26: 42,980,515 km (0.084 R)
• M27: 43,890,818 km (0.117 R)
• M28: 53,364,403 km (0.067 R)
• M29: 58,020,487 km (0.08 R)
• M30: 60,069,379 km (0.059 R)
• M31: 65,103,049 km (0.114 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 18,561 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit