🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.75 AU - 0.87 AU

Year: 323 Days

Day: 38.7 Hours

Environment

Temp: -50 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.99

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.82 AU - 1.24 AU

Year: 463 Days

Day: 38.4 Hours

Environment

Temp: -58 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 40,855,242 km

• M1: 40,691 km (0.06 R)
• M2: 166,652 km (0.111 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.3 AU - 2.06 AU

Year: 964 Days

Day: 35.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 40,855,242 km

• M1: 419,024 km (0.116 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 1.85 AU - 2.23 AU

Year: 1291 Days

Day: 44.2 Hours

Environment

Temp: -120 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 1.91 AU - 2.95 AU

Year: 1678 Days

Day: 40.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 19.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 3.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854

Radius: 9.1

Gravity: 10.31 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 2.8 AU - 3.5 AU

Year: 2476 Days

Day: 12.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 40,855,242 km

• M1: 114,891 km (0.118 R)
• M2: 581,487 km (0.073 R)
• M3: 1,154,596 km (0.074 R)
• M4: 1,580,053 km (0.113 R)
• M5: 2,160,343 km (0.085 R)
• M6: 2,596,720 km (0.084 R)
• M7: 3,590,349 km (0.116 R)
• M8: 4,289,270 km (0.107 R)
• M9: 5,171,748 km (0.058 R)
• M10: 5,694,593 km (0.078 R)
• M11: 7,476,902 km (0.098 R)
• M12: 8,113,141 km (0.09 R)
• M13: 9,028,830 km (0.098 R)
• M14: 10,587,939 km (0.08 R)
• M15: 11,186,031 km (0.099 R)
• M16: 13,526,939 km (0.119 R)
• M17: 14,135,802 km (0.095 R)
• M18: 17,844,333 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 528.5

Radius: 9.7

Gravity: 5.62 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 2.57 AU - 4.03 AU

Year: 2655 Days

Day: 9.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 40,855,242 km

• M1: 122,969 km (0.049 R)
• M2: 658,081 km (0.095 R)
• M3: 997,967 km (0.096 R)
• M4: 1,699,731 km (0.094 R)
• M5: 2,128,329 km (0.094 R)
• M6: 2,914,316 km (0.078 R)
• M7: 3,640,614 km (0.057 R)
• M8: 4,894,394 km (0.107 R)
• M9: 5,236,973 km (0.036 R)
• M10: 5,793,327 km (0.115 R)
• M11: 7,052,792 km (0.082 R)
• M12: 8,071,553 km (0.09 R)
• M13: 9,254,124 km (0.116 R)
• M14: 10,104,289 km (0.097 R)
• M15: 10,661,541 km (0.059 R)
• M16: 11,878,221 km (0.067 R)
• M17: 13,805,639 km (0.106 R)
• M18: 14,399,244 km (0.084 R)
• M19: 14,914,758 km (0.107 R)
• M20: 15,394,070 km (0.083 R)
• M21: 17,625,771 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 938.6

Radius: 13.3

Gravity: 5.31 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 5.07 AU - 7.19 AU

Year: 6722 Days

Day: 11 Hours

Environment

Temp: -179 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 40,855,242 km

• M1: 165,455 km (0.062 R)
• M2: 635,043 km (0.114 R)
• M3: 1,401,134 km (0.052 R)
• M4: 1,909,916 km (0.11 R)
• M5: 3,584,515 km (0.112 R)
• M6: 7,046,509 km (0.076 R)
• M7: 7,820,528 km (0.092 R)
• M8: 8,311,508 km (0.089 R)
• M9: 12,403,459 km (0.072 R)
• M10: 14,062,349 km (0.052 R)
• M11: 14,976,243 km (0.094 R)
• M12: 17,469,142 km (0.101 R)
• M13: 18,382,138 km (0.079 R)
• M14: 22,273,777 km (0.108 R)
• M15: 26,867,478 km (0.104 R)
• M16: 28,561,375 km (0.063 R)
• M17: 30,626,424 km (0.096 R)
• M18: 31,132,364 km (0.118 R)
• M19: 35,272,635 km (0.112 R)
• M20: 36,503,676 km (0.045 R)
• M21: 38,345,225 km (0.104 R)
• M22: 39,646,727 km (0.063 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 479 - 19,639 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit