🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.94

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.73 AU - 0.77 AU

Year: 240 Days

Day: 35.4 Hours

Environment

Temp: 139 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.83 AU - 1.93 AU

Year: 951 Days

Day: 35.3 Hours

Environment

Temp: -71 °C

Axial Tilt: 28.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,875,237 km

• M1: 161,566 km (0.116 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 3.51 AU - 3.51 AU

Year: 2426 Days

Day: 22.9 Hours

Environment

Temp: -115 °C

Axial Tilt: 95.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.33 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.9

Radius: 9

Gravity: 6.23 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 5.07 AU - 5.23 AU

Year: 4312 Days

Day: 11 Hours

Environment

Temp: -146 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 83,875,237 km

• M1: 122,670 km (0.1 R)
• M2: 431,141 km (0.071 R)
• M3: 956,379 km (0.041 R)
• M4: 1,388,567 km (0.077 R)
• M5: 1,722,171 km (0.089 R)
• M6: 2,444,579 km (0.109 R)
• M7: 2,936,008 km (0.099 R)
• M8: 3,280,233 km (0.104 R)
• M9: 3,774,504 km (0.051 R)
• M10: 4,740,308 km (0.072 R)
• M11: 5,267,939 km (0.075 R)
• M12: 5,641,186 km (0.109 R)
• M13: 6,234,192 km (0.067 R)
• M14: 6,530,845 km (0.079 R)
• M15: 8,334,995 km (0.042 R)
• M16: 9,066,678 km (0.057 R)
• M17: 10,121,493 km (0.096 R)
• M18: 11,039,724 km (0.112 R)
• M19: 14,693,204 km (0.112 R)
• M20: 16,089,550 km (0.101 R)
• M21: 16,423,901 km (0.06 R)
• M22: 16,763,040 km (0.071 R)
• M23: 18,468,007 km (0.104 R)
• M24: 19,709,370 km (0.103 R)
• M25: 21,138,030 km (0.099 R)
• M26: 22,219,473 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 910.5

Radius: 13.8

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 4.93 AU - 6.65 AU

Year: 5140 Days

Day: 12 Hours

Environment

Temp: -147 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 83,875,237 km

• M1: 204,201 km (0.102 R)
• M2: 716,574 km (0.08 R)
• M3: 1,807,741 km (0.105 R)
• M4: 2,406,880 km (0.094 R)
• M5: 3,156,665 km (0.045 R)
• M6: 3,800,534 km (0.09 R)
• M7: 4,428,247 km (0.106 R)
• M8: 5,678,586 km (0.073 R)
• M9: 6,601,754 km (0.085 R)
• M10: 7,223,632 km (0.062 R)
• M11: 10,612,024 km (0.098 R)
• M12: 12,940,964 km (0.036 R)
• M13: 18,453,496 km (0.045 R)
• M14: 19,972,363 km (0.025 R)
• M15: 26,975,039 km (0.095 R)
• M16: 29,385,959 km (0.057 R)
• M17: 30,785,746 km (0.103 R)
• M18: 31,453,999 km (0.09 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370.1

Radius: 14.5

Gravity: 1.76 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 5.75 AU - 6.59 AU

Year: 5655 Days

Day: 7.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 83,875,237 km

• M1: 180,265 km (0.103 R)
• M2: 1,098,946 km (0.113 R)
• M3: 1,601,146 km (0.098 R)
• M4: 2,201,482 km (0.056 R)
• M5: 2,661,645 km (0.094 R)
• M6: 3,318,978 km (0.075 R)
• M7: 4,962,760 km (0.088 R)
• M8: 5,543,499 km (0.025 R)
• M9: 7,229,467 km (0.098 R)
• M10: 11,188,574 km (0.08 R)
• M11: 12,570,859 km (0.095 R)
• M12: 13,403,072 km (0.071 R)
• M13: 13,961,072 km (0.068 R)
• M14: 14,800,166 km (0.115 R)
• M15: 17,580,891 km (0.078 R)
• M16: 18,065,888 km (0.117 R)
• M17: 19,253,695 km (0.027 R)
• M18: 21,508,434 km (0.101 R)
• M19: 22,274,225 km (0.062 R)
• M20: 24,231,115 km (0.107 R)
• M21: 24,832,349 km (0.026 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 173.5

Radius: 4.8

Gravity: 7.53 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 11.07 AU - 16.75 AU

Year: 19141 Days

Day: 19.9 Hours

Environment

Temp: -181 °C

Axial Tilt: 28.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,875,237 km

• M1: 59,839 km (0.062 R)
• M2: 530,324 km (0.103 R)
• M3: 2,561,714 km (0.089 R)
• M4: 3,372,983 km (0.069 R)
• M5: 3,824,170 km (0.082 R)
• M6: 5,288,434 km (0.092 R)
• M7: 8,481,451 km (0.051 R)
• M8: 10,762,968 km (0.119 R)
• M9: 13,061,390 km (0.088 R)
• M10: 16,144,453 km (0.068 R)
• M11: 23,433,010 km (0.072 R)
• M12: 25,151,441 km (0.055 R)
• M13: 38,719,220 km (0.084 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 786.2

Radius: 6.7

Gravity: 17.51 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 13.74 AU - 16.42 AU

Year: 21606 Days

Day: 20.2 Hours

Environment

Temp: -187 °C

Axial Tilt: 92.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 83,875,237 km

• M1: 89,460 km (0.111 R)
• M2: 318,195 km (0.104 R)
• M3: 1,642,585 km (0.072 R)
• M4: 1,982,471 km (0.064 R)
• M5: 2,460,735 km (0.103 R)
• M6: 2,777,883 km (0.101 R)
• M7: 3,290,256 km (0.111 R)
• M8: 3,554,146 km (0.106 R)
• M9: 3,800,534 km (0.042 R)
• M10: 5,092,162 km (0.119 R)
• M11: 5,649,564 km (0.112 R)
• M12: 8,186,145 km (0.073 R)
• M13: 9,881,089 km (0.109 R)
• M14: 11,662,351 km (0.077 R)
• M15: 13,204,406 km (0.043 R)
• M16: 13,722,313 km (0.032 R)
• M17: 14,253,536 km (0.119 R)
• M18: 16,432,129 km (0.066 R)
• M19: 17,822,791 km (0.099 R)
• M20: 21,538,054 km (0.102 R)
• M21: 30,455,135 km (0.08 R)
• M22: 31,098,555 km (0.11 R)
• M23: 33,626,460 km (0.073 R)
• M24: 34,870,516 km (0.064 R)
• M25: 36,144,790 km (0.049 R)
• M26: 42,824,036 km (0.097 R)
• M27: 46,452,682 km (0.113 R)
• M28: 54,502,992 km (0.116 R)
• M29: 56,410,066 km (0.074 R)
• M30: 60,964,274 km (0.109 R)
• M31: 64,694,796 km (0.08 R)
• M32: 69,236,288 km (0.118 R)
• M33: 76,557,907 km (0.116 R)
• M34: 78,947,584 km (0.119 R)
• M35: 79,431,383 km (0.027 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 501 - 18,452 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit