🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.41 AU - 0.63 AU

Year: 142 Days

Day: 20.7 Hours

Environment

Temp: 159 °C

Axial Tilt: 16.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,015,212 km

• M1: 123,119 km (0.082 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.64 AU - 0.96 AU

Year: 271 Days

Day: 40.3 Hours

Environment

Temp: 73 °C

Axial Tilt: 109.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,015,212 km

• M1: 190,737 km (0.082 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.7 AU - 0.92 AU

Year: 276 Days

Day: 35.9 Hours

Environment

Temp: 165 °C

Axial Tilt: 13.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.66

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.24 AU - 1.62 AU

Year: 648 Days

Day: 36.5 Hours

Environment

Temp: -40 °C

Axial Tilt: 16.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 1.4 AU - 2 AU

Year: 840 Days

Day: 22.8 Hours

Environment

Temp: -65 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.16 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494.7

Radius: 14.2

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 5.91 AU - 7.33 AU

Year: 6451 Days

Day: 10 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,015,212 km

• M1: 176,525 km (0.105 R)
• M2: 699,819 km (0.117 R)
• M3: 1,605,185 km (0.032 R)
• M4: 2,129,526 km (0.096 R)
• M5: 3,345,906 km (0.094 R)
• M6: 3,910,339 km (0.107 R)
• M7: 4,412,240 km (0.079 R)
• M8: 5,232,634 km (0.072 R)
• M9: 5,905,226 km (0.077 R)
• M10: 7,823,520 km (0.05 R)
• M11: 9,780,260 km (0.059 R)
• M12: 10,484,866 km (0.109 R)
• M13: 14,304,548 km (0.078 R)
• M14: 16,099,872 km (0.086 R)
• M15: 16,833,650 km (0.092 R)
• M16: 21,862,532 km (0.093 R)
• M17: 24,080,620 km (0.072 R)
• M18: 26,277,016 km (0.077 R)
• M19: 27,987,966 km (0.096 R)
• M20: 31,253,239 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 918.2

Radius: 13

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 6.1 AU - 9.22 AU

Year: 8030 Days

Day: 13.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 33.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 59,015,212 km

• M1: 161,715 km (0.074 R)
• M2: 715,227 km (0.083 R)
• M3: 1,377,796 km (0.114 R)
• M4: 3,029,955 km (0.075 R)
• M5: 3,855,137 km (0.079 R)
• M6: 4,503,943 km (0.039 R)
• M7: 5,006,742 km (0.113 R)
• M8: 5,780,611 km (0.093 R)
• M9: 7,011,951 km (0.055 R)
• M10: 7,855,534 km (0.03 R)
• M11: 8,280,541 km (0.036 R)
• M12: 9,038,404 km (0.07 R)
• M13: 9,842,044 km (0.097 R)
• M14: 11,755,849 km (0.045 R)
• M15: 14,720,879 km (0.11 R)
• M16: 16,721,900 km (0.12 R)
• M17: 17,427,404 km (0.089 R)
• M18: 18,973,797 km (0.105 R)
• M19: 21,503,497 km (0.095 R)
• M20: 22,592,869 km (0.086 R)
• M21: 23,542,965 km (0.104 R)
• M22: 24,161,253 km (0.113 R)
• M23: 24,699,955 km (0.1 R)
• M24: 28,003,225 km (0.039 R)
• M25: 29,099,479 km (0.065 R)
• M26: 32,234,751 km (0.089 R)
• M27: 36,169,324 km (0.081 R)
• M28: 40,539,228 km (0.074 R)
• M29: 42,850,814 km (0.059 R)
• M30: 44,039,070 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.2

Radius: 10.8

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 8 AU - 11.86 AU

Year: 11851 Days

Day: 6.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 59,015,212 km

• M1: 134,339 km (0.114 R)
• M2: 513,270 km (0.075 R)
• M3: 1,169,257 km (0.098 R)
• M4: 1,974,692 km (0.091 R)
• M5: 2,387,881 km (0.109 R)
• M6: 3,314,490 km (0.045 R)
• M7: 4,282,239 km (0.072 R)
• M8: 4,947,650 km (0.092 R)
• M9: 5,865,583 km (0.113 R)
• M10: 6,286,551 km (0.119 R)
• M11: 6,851,732 km (0.088 R)
• M12: 11,328,149 km (0.053 R)
• M13: 19,815,584 km (0.071 R)
• M14: 21,386,960 km (0.085 R)
• M15: 23,897,661 km (0.072 R)
• M16: 24,677,814 km (0.036 R)
• M17: 27,330,783 km (0.091 R)
• M18: 28,944,944 km (0.106 R)
• M19: 30,394,547 km (0.11 R)
• M20: 32,718,251 km (0.118 R)
• M21: 37,979,159 km (0.092 R)
• M22: 42,205,748 km (0.095 R)
• M23: 42,915,590 km (0.103 R)
• M24: 43,489,148 km (0.042 R)
• M25: 44,067,793 km (0.076 R)
• M26: 44,945,483 km (0.105 R)
• M27: 46,133,889 km (0.079 R)
• M28: 50,776,958 km (0.117 R)
• M29: 52,228,357 km (0.054 R)
• M30: 52,718,290 km (0.036 R)
• M31: 53,211,215 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 15,076 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit