🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.46 AU - 0.64 AU

Year: 153 Days

Day: 14.5 Hours

Environment

Temp: 191 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Asteroid Belt

Center: 0.84 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 1.11 AU - 1.13 AU

Year: 444 Days

Day: 39.6 Hours

Environment

Temp: -11 °C

Axial Tilt: 13.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,883,755 km

• M1: 59,241 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.2

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.18 AU - 1.34 AU

Year: 530 Days

Day: 13 Hours

Environment

Temp: 2 °C

Axial Tilt: 3.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.68 AU - 2.18 AU

Year: 1005 Days

Day: 20.7 Hours

Environment

Temp: -82 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,883,755 km

• M1: 342,878 km (0.096 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 1.94 AU - 2.22 AU

Year: 1124 Days

Day: 18.9 Hours

Environment

Temp: -87 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.38 AU - 2.94 AU

Year: 1626 Days

Day: 44.8 Hours

Environment

Temp: -99 °C

Axial Tilt: 26.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 6.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.7

Radius: 14

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.23 AU - 6.49 AU

Year: 6011 Days

Day: 11.1 Hours

Environment

Temp: -159 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 55,883,755 km

• M1: 174,132 km (0.081 R)
• M2: 691,142 km (0.083 R)
• M3: 1,262,008 km (0.045 R)
• M4: 1,733,839 km (0.114 R)
• M5: 2,191,010 km (0.027 R)
• M6: 2,678,849 km (0.117 R)
• M7: 3,559,233 km (0.113 R)
• M8: 4,170,789 km (0.091 R)
• M9: 4,826,177 km (0.112 R)
• M10: 5,691,301 km (0.067 R)
• M11: 6,785,759 km (0.12 R)
• M12: 7,349,444 km (0.068 R)
• M13: 9,072,213 km (0.059 R)
• M14: 10,219,031 km (0.081 R)
• M15: 10,783,314 km (0.062 R)
• M16: 11,506,470 km (0.112 R)
• M17: 12,553,356 km (0.074 R)
• M18: 13,819,103 km (0.08 R)
• M19: 15,674,865 km (0.098 R)
• M20: 17,081,534 km (0.069 R)
• M21: 17,753,677 km (0.077 R)
• M22: 19,676,758 km (0.056 R)
• M23: 21,735,224 km (0.103 R)
• M24: 23,111,076 km (0.098 R)
• M25: 25,400,671 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.6

Radius: 10

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 6.73 AU - 8.59 AU

Year: 7945 Days

Day: 9.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,883,755 km

• M1: 124,316 km (0.111 R)
• M2: 437,873 km (0.101 R)
• M3: 839,394 km (0.079 R)
• M4: 2,002,816 km (0.103 R)
• M5: 2,390,873 km (0.112 R)
• M6: 3,187,033 km (0.106 R)
• M7: 3,892,985 km (0.118 R)
• M8: 4,586,372 km (0.087 R)
• M9: 5,359,942 km (0.092 R)
• M10: 5,877,700 km (0.108 R)
• M11: 7,475,256 km (0.108 R)
• M12: 10,095,014 km (0.028 R)
• M13: 11,452,914 km (0.078 R)
• M14: 13,157,731 km (0.1 R)
• M15: 13,920,830 km (0.08 R)
• M16: 15,342,758 km (0.053 R)
• M17: 16,187,986 km (0.069 R)
• M18: 16,927,149 km (0.084 R)
• M19: 17,548,578 km (0.047 R)
• M20: 18,983,970 km (0.063 R)
• M21: 19,882,006 km (0.082 R)
• M22: 21,043,932 km (0.089 R)
• M23: 26,329,824 km (0.115 R)
• M24: 27,070,632 km (0.113 R)
• M25: 28,593,688 km (0.102 R)
• M26: 29,081,228 km (0.027 R)
• M27: 30,273,822 km (0.104 R)
• M28: 30,780,211 km (0.115 R)
• M29: 33,505,136 km (0.12 R)
• M30: 33,938,222 km (0.051 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 501.7

Radius: 9.5

Gravity: 5.56 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 10.85 AU - 12.25 AU

Year: 14710 Days

Day: 8 Hours

Environment

Temp: -175 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,883,755 km

• M1: 122,221 km (0.085 R)
• M2: 591,510 km (0.097 R)
• M3: 1,010,534 km (0.056 R)
• M4: 1,564,345 km (0.114 R)
• M5: 1,997,281 km (0.114 R)
• M6: 2,897,262 km (0.11 R)
• M7: 5,165,914 km (0.112 R)
• M8: 7,559,180 km (0.071 R)
• M9: 12,590,007 km (0.093 R)
• M10: 14,128,621 km (0.108 R)
• M11: 18,677,593 km (0.099 R)
• M12: 24,791,658 km (0.108 R)
• M13: 26,581,896 km (0.04 R)
• M14: 32,583,912 km (0.105 R)
• M15: 36,335,827 km (0.117 R)
• M16: 38,641,429 km (0.118 R)
• M17: 39,563,850 km (0.104 R)
• M18: 42,280,248 km (0.052 R)
• M19: 44,829,096 km (0.111 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 417 - 18,211 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit