🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 0.55 AU - 0.57 AU

Year: 152 Days

Day: 33.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 23.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.73

Radius: 1.25

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.77 AU - 0.81 AU

Year: 255 Days

Day: 22.2 Hours

Environment

Temp: 151 °C

Axial Tilt: 34.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.81 AU - 1.29 AU

Year: 391 Days

Day: 26.6 Hours

Environment

Temp: 37 °C

Axial Tilt: 27.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.88 AU - 1.28 AU

Year: 408 Days

Day: 43.9 Hours

Environment

Temp: 25 °C

Axial Tilt: 45.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.23

Radius: 1.09

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.92 AU - 1.3 AU

Year: 425 Days

Day: 22.4 Hours

Environment

Temp: 24 °C

Axial Tilt: 34.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.15 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 1.92 AU - 2.38 AU

Year: 1146 Days

Day: 38.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 260.6

Radius: 9.3

Gravity: 3.01 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 6.06 AU - 7.52 AU

Year: 6430 Days

Day: 10.8 Hours

Environment

Temp: -161 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 50,001,540 km

• M1: 115,789 km (0.108 R)
• M2: 409,001 km (0.04 R)
• M3: 743,950 km (0.117 R)
• M4: 1,220,120 km (0.113 R)
• M5: 2,163,784 km (0.037 R)
• M6: 3,146,193 km (0.071 R)
• M7: 3,843,169 km (0.119 R)
• M8: 4,688,098 km (0.048 R)
• M9: 5,848,379 km (0.103 R)
• M10: 6,526,207 km (0.114 R)
• M11: 7,354,381 km (0.077 R)
• M12: 10,260,619 km (0.066 R)
• M13: 11,648,139 km (0.102 R)
• M14: 12,864,370 km (0.081 R)
• M15: 14,951,410 km (0.098 R)
• M16: 17,431,742 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 508.7

Radius: 12.6

Gravity: 3.2 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.35 AU - 9.21 AU

Year: 7887 Days

Day: 14.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 50,001,540 km

• M1: 156,928 km (0.084 R)
• M2: 576,999 km (0.075 R)
• M3: 1,298,958 km (0.12 R)
• M4: 2,229,607 km (0.096 R)
• M5: 2,625,891 km (0.068 R)
• M6: 4,339,984 km (0.064 R)
• M7: 6,567,047 km (0.03 R)
• M8: 7,318,477 km (0.094 R)
• M9: 8,950,141 km (0.1 R)
• M10: 9,919,835 km (0.093 R)
• M11: 12,650,146 km (0.107 R)
• M12: 16,098,825 km (0.099 R)
• M13: 21,253,519 km (0.031 R)
• M14: 21,947,204 km (0.095 R)
• M15: 29,358,433 km (0.067 R)
• M16: 30,606,976 km (0.069 R)
• M17: 32,091,286 km (0.066 R)
• M18: 36,942,446 km (0.116 R)

Planet 9 - Gas Giant

Semi-Major Axis: 10.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 532.5

Radius: 14.1

Gravity: 2.68 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 8.69 AU - 11.99 AU

Year: 12084 Days

Day: 8.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 50,001,540 km

• M1: 175,628 km (0.114 R)
• M2: 617,241 km (0.088 R)
• M3: 1,316,611 km (0.113 R)
• M4: 1,808,040 km (0.027 R)
• M5: 2,257,133 km (0.032 R)
• M6: 3,199,749 km (0.054 R)
• M7: 5,414,845 km (0.093 R)
• M8: 6,516,334 km (0.076 R)
• M9: 8,285,628 km (0.078 R)
• M10: 8,925,607 km (0.081 R)
• M11: 9,402,825 km (0.099 R)
• M12: 9,947,361 km (0.098 R)
• M13: 10,408,571 km (0.095 R)
• M14: 13,298,353 km (0.098 R)
• M15: 14,565,447 km (0.115 R)
• M16: 15,027,405 km (0.119 R)
• M17: 15,635,820 km (0.072 R)
• M18: 16,614,938 km (0.118 R)
• M19: 17,119,681 km (0.104 R)
• M20: 18,850,528 km (0.082 R)
• M21: 23,189,615 km (0.104 R)
• M22: 26,070,870 km (0.081 R)
• M23: 27,647,930 km (0.103 R)
• M24: 28,357,473 km (0.049 R)
• M25: 31,318,015 km (0.117 R)
• M26: 34,246,393 km (0.065 R)
• M27: 34,712,540 km (0.09 R)
• M28: 38,345,225 km (0.043 R)
• M29: 40,903,349 km (0.074 R)
• M30: 41,824,872 km (0.056 R)
• M31: 44,811,743 km (0.09 R)
• M32: 46,784,789 km (0.059 R)
• M33: 47,938,039 km (0.089 R)

Kuiper Belt

Range: 30.2 - 48.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 17,946 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit