🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.22

Radius: 1.08

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.68 AU - 1.06 AU

Year: 292 Days

Day: 24.3 Hours

Environment

Temp: 141 °C

Axial Tilt: 32.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.02 AU - 1.16 AU

Year: 410 Days

Day: 31.1 Hours

Environment

Temp: 15 °C

Axial Tilt: 33.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 66,021,315 km

• M1: 61,784 km (0.068 R)
• M2: 314,754 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.14 AU - 1.52 AU

Year: 552 Days

Day: 30 Hours

Environment

Temp: 3 °C

Axial Tilt: 1.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.73 AU - 2.17 AU

Year: 980 Days

Day: 31.4 Hours

Environment

Temp: -51 °C

Axial Tilt: 29.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.35

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 3.98 AU - 3.98 AU

Year: 2858 Days

Day: 27.2 Hours

Environment

Temp: -112 °C

Axial Tilt: 24.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,021,315 km

• M1: 420,071 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.1

Radius: 11.8

Gravity: 4.2 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.63 AU - 8.23 AU

Year: 6566 Days

Day: 7.1 Hours

Environment

Temp: -161 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,021,315 km

• M1: 146,756 km (0.115 R)
• M2: 631,602 km (0.063 R)
• M3: 1,070,373 km (0.083 R)
• M4: 1,503,159 km (0.119 R)
• M5: 1,965,118 km (0.032 R)
• M6: 2,556,628 km (0.098 R)
• M7: 4,122,319 km (0.108 R)
• M8: 5,444,016 km (0.11 R)
• M9: 8,221,001 km (0.066 R)
• M10: 9,628,269 km (0.065 R)
• M11: 10,481,575 km (0.115 R)
• M12: 11,730,119 km (0.117 R)
• M13: 12,390,444 km (0.091 R)
• M14: 12,861,976 km (0.061 R)
• M15: 15,222,780 km (0.099 R)
• M16: 16,948,990 km (0.105 R)
• M17: 17,793,171 km (0.058 R)
• M18: 19,495,445 km (0.115 R)
• M19: 23,858,616 km (0.109 R)
• M20: 27,485,467 km (0.105 R)
• M21: 30,129,460 km (0.042 R)
• M22: 30,983,365 km (0.085 R)
• M23: 31,950,964 km (0.09 R)
• M24: 34,252,826 km (0.066 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 390.6

Radius: 12.9

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 6.15 AU - 9.41 AU

Year: 7810 Days

Day: 13.7 Hours

Environment

Temp: -157 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 66,021,315 km

• M1: 161,566 km (0.088 R)
• M2: 850,613 km (0.082 R)
• M3: 1,410,409 km (0.085 R)
• M4: 2,150,469 km (0.089 R)
• M5: 2,753,947 km (0.04 R)
• M6: 3,511,810 km (0.116 R)
• M7: 4,059,189 km (0.073 R)
• M8: 4,850,412 km (0.087 R)
• M9: 6,147,276 km (0.067 R)
• M10: 6,571,535 km (0.08 R)
• M11: 7,552,748 km (0.115 R)
• M12: 8,709,887 km (0.075 R)
• M13: 9,458,924 km (0.058 R)
• M14: 10,570,137 km (0.119 R)
• M15: 12,167,692 km (0.094 R)
• M16: 13,318,848 km (0.089 R)
• M17: 14,313,524 km (0.087 R)
• M18: 14,887,232 km (0.06 R)
• M19: 15,716,304 km (0.1 R)
• M20: 16,575,743 km (0.066 R)
• M21: 17,337,047 km (0.118 R)
• M22: 18,188,109 km (0.105 R)
• M23: 19,691,568 km (0.115 R)
• M24: 22,328,230 km (0.065 R)
• M25: 22,944,723 km (0.046 R)
• M26: 26,113,954 km (0.07 R)
• M27: 26,712,345 km (0.06 R)
• M28: 29,934,534 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 182.7

Radius: 3.9

Gravity: 12.01 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 16.74 AU - 22.52 AU

Year: 31301 Days

Day: 17.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,021,315 km

• M1: 48,470 km (0.113 R)
• M2: 372,648 km (0.045 R)
• M3: 659,427 km (0.038 R)
• M4: 883,076 km (0.118 R)
• M5: 1,091,765 km (0.03 R)
• M6: 1,559,707 km (0.078 R)
• M7: 1,865,635 km (0.078 R)
• M8: 2,052,184 km (0.104 R)
• M9: 2,462,680 km (0.066 R)
• M10: 3,025,019 km (0.096 R)
• M11: 4,366,463 km (0.104 R)
• M12: 4,866,868 km (0.096 R)
• M13: 6,262,915 km (0.082 R)
• M14: 9,112,455 km (0.088 R)
• M15: 9,870,318 km (0.117 R)
• M16: 10,610,977 km (0.088 R)
• M17: 14,227,505 km (0.084 R)
• M18: 20,609,949 km (0.117 R)
• M19: 22,580,303 km (0.112 R)
• M20: 22,871,719 km (0.053 R)
• M21: 23,067,244 km (0.098 R)
• M22: 23,362,849 km (0.113 R)
• M23: 23,660,848 km (0.087 R)
• M24: 28,667,440 km (0.112 R)
• M25: 29,008,972 km (0.085 R)
• M26: 32,329,297 km (0.073 R)
• M27: 36,290,947 km (0.12 R)
• M28: 37,634,785 km (0.108 R)
• M29: 38,872,259 km (0.112 R)
• M30: 47,029,232 km (0.094 R)
• M31: 47,187,208 km (0.109 R)
• M32: 47,822,699 km (0.076 R)
• M33: 50,753,621 km (0.057 R)
• M34: 51,756,525 km (0.077 R)
• M35: 59,333,807 km (0.082 R)

Kuiper Belt

Range: 30.5 - 56.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 527 - 10,940 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit