🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.54 AU - 0.66 AU

Year: 300 Days

Day: 35.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 14.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,743,517 km

• M1: 26,628 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.6 AU - 0.7 AU

Year: 338 Days

Day: 13.8 Hours

Environment

Temp: -141 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.25 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.1

Radius: 10.9

Gravity: 7.77 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.65 AU - 2.05 AU

Year: 1625 Days

Day: 13.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,743,517 km

• M1: 135,685 km (0.097 R)
• M2: 474,973 km (0.118 R)
• M3: 864,676 km (0.11 R)
• M4: 1,228,498 km (0.107 R)
• M5: 1,717,084 km (0.085 R)
• M6: 2,196,546 km (0.09 R)
• M7: 3,248,368 km (0.07 R)
• M8: 3,700,453 km (0.049 R)
• M9: 4,669,698 km (0.106 R)
• M10: 5,247,295 km (0.061 R)
• M11: 6,417,449 km (0.094 R)
• M12: 6,808,199 km (0.106 R)
• M13: 8,167,445 km (0.078 R)
• M14: 8,847,517 km (0.11 R)
• M15: 9,365,575 km (0.061 R)
• M16: 10,968,516 km (0.088 R)
• M17: 12,424,702 km (0.11 R)
• M18: 14,005,951 km (0.107 R)
• M19: 15,071,237 km (0.105 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 281

Radius: 14.8

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.18 AU - 2.42 AU

Year: 2252 Days

Day: 9.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 27,743,517 km

• M1: 184,005 km (0.068 R)
• M2: 664,065 km (0.079 R)
• M3: 1,217,577 km (0.043 R)
• M4: 2,043,806 km (0.065 R)
• M5: 2,733,602 km (0.099 R)
• M6: 3,297,287 km (0.05 R)
• M7: 5,935,894 km (0.043 R)
• M8: 9,566,485 km (0.114 R)
• M9: 10,077,511 km (0.119 R)
• M10: 11,613,731 km (0.07 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.8

Radius: 8.1

Gravity: 3.79 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 1.82 AU - 2.9 AU

Year: 2341 Days

Day: 14.4 Hours

Environment

Temp: -197 °C

Axial Tilt: 18.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 27,743,517 km

• M1: 107,561 km (0.099 R)
• M2: 563,984 km (0.073 R)
• M3: 1,028,635 km (0.088 R)
• M4: 1,683,126 km (0.08 R)
• M5: 4,483,897 km (0.108 R)
• M6: 4,851,758 km (0.035 R)
• M7: 5,692,049 km (0.113 R)
• M8: 5,962,223 km (0.062 R)
• M9: 7,631,586 km (0.105 R)
• M10: 9,310,373 km (0.069 R)
• M11: 12,120,868 km (0.116 R)
• M12: 12,418,568 km (0.095 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.2

Radius: 8.9

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 3.83 AU - 4.15 AU

Year: 5146 Days

Day: 9.8 Hours

Environment

Temp: -211 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,743,517 km

• M1: 113,994 km (0.079 R)
• M2: 444,904 km (0.077 R)
• M3: 1,292,077 km (0.057 R)
• M4: 1,636,152 km (0.089 R)
• M5: 3,054,938 km (0.028 R)
• M6: 6,066,642 km (0.093 R)
• M7: 7,661,356 km (0.111 R)
• M8: 8,475,168 km (0.101 R)
• M9: 9,604,931 km (0.101 R)
• M10: 14,266,551 km (0.1 R)
• M11: 18,365,831 km (0.106 R)
• M12: 18,705,269 km (0.12 R)
• M13: 21,347,616 km (0.094 R)
• M14: 23,745,371 km (0.086 R)
• M15: 24,637,573 km (0.077 R)
• M16: 28,250,959 km (0.057 R)
• M17: 30,942,375 km (0.113 R)
• M18: 32,399,608 km (0.055 R)
• M19: 34,003,746 km (0.092 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 479.6

Radius: 10.6

Gravity: 4.27 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 3.3 AU - 4.8 AU

Year: 5263 Days

Day: 7.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 27,743,517 km

• M1: 131,945 km (0.062 R)
• M2: 467,793 km (0.062 R)
• M3: 862,581 km (0.107 R)
• M4: 1,507,947 km (0.051 R)
• M5: 2,327,144 km (0.115 R)
• M6: 2,681,691 km (0.106 R)
• M7: 3,521,534 km (0.079 R)
• M8: 4,081,778 km (0.091 R)
• M9: 4,675,831 km (0.101 R)
• M10: 5,006,891 km (0.088 R)
• M11: 5,659,736 km (0.039 R)
• M12: 6,905,438 km (0.072 R)
• M13: 7,784,924 km (0.077 R)
• M14: 8,548,471 km (0.072 R)
• M15: 10,437,892 km (0.09 R)
• M16: 12,204,942 km (0.063 R)
• M17: 12,737,511 km (0.045 R)
• M18: 13,590,967 km (0.101 R)
• M19: 15,134,368 km (0.087 R)
• M20: 19,401,049 km (0.106 R)
• M21: 20,395,276 km (0.056 R)
• M22: 21,562,738 km (0.032 R)
• M23: 23,138,901 km (0.112 R)
• M24: 27,086,190 km (0.091 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: 178 - 13,526 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit