🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.8 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.67 AU - 0.93 AU

Year: 255 Days

Day: 22.1 Hours

Environment

Temp: 102 °C

Axial Tilt: 2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,263,471 km

• M1: 35,754 km (0.106 R)
• M2: 408,103 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.79

Radius: 0.91

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.9 AU - 0.98 AU

Year: 325 Days

Day: 33.9 Hours

Environment

Temp: 151 °C

Axial Tilt: 42.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.85

Radius: 1.28

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.94 AU - 1.34 AU

Year: 434 Days

Day: 13.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 37.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.96 AU - 1.44 AU

Year: 469 Days

Day: 24 Hours

Environment

Temp: 4 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 2.48 AU - 2.52 AU

Year: 1409 Days

Day: 32.1 Hours

Environment

Temp: -71 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 36,263,471 km

• M1: 340,186 km (0.12 R)
• M2: 1,081,593 km (0.059 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 10

Gravity: 3.29 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.2 AU - 9 AU

Year: 8990 Days

Day: 8 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 36,263,471 km

• M1: 129,851 km (0.059 R)
• M2: 456,423 km (0.063 R)
• M3: 897,438 km (0.068 R)
• M4: 1,276,818 km (0.089 R)
• M5: 2,933,465 km (0.105 R)
• M6: 3,363,409 km (0.053 R)
• M7: 3,953,722 km (0.079 R)
• M8: 5,108,917 km (0.048 R)
• M9: 5,702,970 km (0.091 R)
• M10: 7,427,085 km (0.093 R)
• M11: 8,269,022 km (0.067 R)
• M12: 8,590,359 km (0.075 R)
• M13: 9,737,625 km (0.051 R)
• M14: 10,840,460 km (0.03 R)
• M15: 14,765,459 km (0.04 R)
• M16: 16,915,330 km (0.082 R)
• M17: 17,303,836 km (0.107 R)
• M18: 17,764,448 km (0.059 R)
• M19: 18,436,890 km (0.091 R)
• M20: 19,406,584 km (0.073 R)
• M21: 21,674,338 km (0.102 R)
• M22: 24,276,593 km (0.104 R)
• M23: 27,345,444 km (0.097 R)
• M24: 29,716,570 km (0.093 R)
• M25: 33,831,110 km (0.059 R)
• M26: 34,344,829 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.3

Radius: 14.3

Gravity: 2.33 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 7.64 AU - 12.02 AU

Year: 10986 Days

Day: 6.9 Hours

Environment

Temp: -175 °C

Axial Tilt: 0.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,263,471 km

• M1: 178,919 km (0.069 R)
• M2: 777,759 km (0.072 R)
• M3: 1,232,088 km (0.114 R)
• M4: 2,262,967 km (0.096 R)
• M5: 3,329,450 km (0.076 R)
• M6: 3,938,613 km (0.102 R)
• M7: 4,507,384 km (0.117 R)
• M8: 5,947,263 km (0.063 R)
• M9: 6,405,332 km (0.098 R)
• M10: 7,234,553 km (0.104 R)
• M11: 8,134,534 km (0.12 R)
• M12: 11,392,626 km (0.079 R)
• M13: 12,326,715 km (0.075 R)
• M14: 13,251,978 km (0.077 R)
• M15: 14,099,151 km (0.087 R)
• M16: 16,650,243 km (0.077 R)
• M17: 17,565,184 km (0.088 R)
• M18: 19,804,514 km (0.107 R)
• M19: 22,992,594 km (0.063 R)
• M20: 24,216,155 km (0.107 R)
• M21: 24,934,524 km (0.118 R)
• M22: 31,947,373 km (0.099 R)
• M23: 32,920,956 km (0.104 R)
• M24: 35,041,207 km (0.11 R)
• M25: 37,250,917 km (0.065 R)
• M26: 39,675,898 km (0.057 R)
• M27: 44,303,260 km (0.077 R)
• M28: 45,242,884 km (0.103 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.3

Radius: 9.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 10.27 AU - 11.37 AU

Year: 12686 Days

Day: 5.5 Hours

Environment

Temp: -180 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 36,263,471 km

• M1: 129,552 km (0.099 R)
• M2: 434,133 km (0.099 R)
• M3: 783,145 km (0.111 R)
• M4: 1,084,285 km (0.114 R)
• M5: 1,564,046 km (0.081 R)
• M6: 2,682,888 km (0.08 R)
• M7: 3,260,486 km (0.111 R)
• M8: 4,165,702 km (0.076 R)
• M9: 5,499,367 km (0.091 R)
• M10: 7,170,525 km (0.105 R)
• M11: 7,466,430 km (0.09 R)
• M12: 8,282,187 km (0.06 R)
• M13: 9,285,839 km (0.085 R)
• M14: 10,604,544 km (0.056 R)
• M15: 11,483,432 km (0.042 R)
• M16: 12,569,213 km (0.069 R)
• M17: 14,063,995 km (0.083 R)
• M18: 15,550,699 km (0.103 R)
• M19: 17,804,241 km (0.106 R)
• M20: 18,142,931 km (0.062 R)
• M21: 20,193,768 km (0.113 R)
• M22: 26,909,665 km (0.103 R)
• M23: 27,626,538 km (0.118 R)
• M24: 31,304,402 km (0.118 R)

Kuiper Belt

Range: 30.8 - 56.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 471 - 17,587 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit