🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.5 AU - 0.54 AU

Year: 133 Days

Day: 39.9 Hours

Environment

Temp: 205 °C

Axial Tilt: 16.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 114,164,837 km

• M1: 208,689 km (0.102 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 3.39 AU - 4.37 AU

Year: 2711 Days

Day: 42.4 Hours

Environment

Temp: -108 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 114,164,837 km

• M1: 874,100 km (0.073 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.89 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 3.78 AU - 4 AU

Year: 2722 Days

Day: 20.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 45 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 7.52 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 11.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 356.4

Radius: 11.7

Gravity: 2.6 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 8.96 AU - 13.34 AU

Year: 13208 Days

Day: 7.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 17 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 114,164,837 km

• M1: 146,756 km (0.1 R)
• M2: 538,253 km (0.026 R)
• M3: 1,016,218 km (0.105 R)
• M4: 4,113,493 km (0.09 R)
• M5: 8,270,369 km (0.115 R)
• M6: 9,841,894 km (0.045 R)
• M7: 11,991,466 km (0.109 R)
• M8: 13,265,890 km (0.086 R)
• M9: 13,751,036 km (0.076 R)
• M10: 14,122,637 km (0.115 R)
• M11: 15,676,810 km (0.106 R)
• M12: 18,893,164 km (0.062 R)
• M13: 20,056,437 km (0.093 R)
• M14: 20,454,666 km (0.083 R)
• M15: 26,983,566 km (0.105 R)
• M16: 42,631,952 km (0.028 R)
• M17: 43,423,624 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 972.5

Radius: 14.3

Gravity: 4.76 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 11.01 AU - 11.63 AU

Year: 13512 Days

Day: 14.9 Hours

Environment

Temp: -184 °C

Axial Tilt: 12.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 114,164,837 km

• M1: 177,872 km (0.026 R)
• M2: 858,093 km (0.059 R)
• M3: 1,399,787 km (0.1 R)
• M4: 2,969,069 km (0.118 R)
• M5: 3,585,562 km (0.12 R)
• M6: 5,471,841 km (0.105 R)
• M7: 6,121,694 km (0.099 R)
• M8: 7,715,510 km (0.09 R)
• M9: 10,346,189 km (0.112 R)
• M10: 14,079,553 km (0.084 R)
• M11: 16,518,896 km (0.115 R)
• M12: 17,150,498 km (0.037 R)
• M13: 19,056,076 km (0.118 R)
• M14: 20,552,803 km (0.097 R)
• M15: 27,990,958 km (0.116 R)
• M16: 31,699,938 km (0.095 R)
• M17: 32,552,945 km (0.093 R)
• M18: 35,855,767 km (0.11 R)
• M19: 37,588,260 km (0.054 R)
• M20: 38,269,379 km (0.033 R)
• M21: 50,316,047 km (0.066 R)
• M22: 51,309,975 km (0.109 R)
• M23: 54,197,065 km (0.107 R)
• M24: 57,011,898 km (0.113 R)
• M25: 61,414,713 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 208.1

Radius: 3.6

Gravity: 16.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 13.28 AU - 15.98 AU

Year: 19852 Days

Day: 21.5 Hours

Environment

Temp: -191 °C

Axial Tilt: 179.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 114,164,837 km

• M1: 63,729 km (0.06 R)
• M2: 219,909 km (0.113 R)
• M3: 564,433 km (0.113 R)
• M4: 1,001,857 km (0.07 R)
• M5: 1,839,306 km (0.061 R)
• M6: 6,633,020 km (0.12 R)
• M7: 7,153,920 km (0.076 R)
• M8: 8,551,613 km (0.08 R)
• M9: 14,139,542 km (0.039 R)
• M10: 20,236,702 km (0.095 R)
• M11: 23,624,346 km (0.113 R)
• M12: 27,170,264 km (0.079 R)
• M13: 45,742,691 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 20.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 851.1

Radius: 7.6

Gravity: 14.74 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 16.01 AU - 25.03 AU

Year: 32976 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 109.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 114,164,837 km

• M1: 95,144 km (0.029 R)
• M2: 414,237 km (0.107 R)
• M3: 876,943 km (0.068 R)
• M4: 1,731,296 km (0.046 R)
• M5: 2,492,749 km (0.048 R)
• M6: 3,762,686 km (0.116 R)
• M7: 4,538,500 km (0.107 R)
• M8: 5,197,928 km (0.083 R)
• M9: 5,461,070 km (0.105 R)
• M10: 5,966,711 km (0.066 R)
• M11: 6,453,203 km (0.108 R)
• M12: 7,286,015 km (0.092 R)
• M13: 7,672,276 km (0.071 R)
• M14: 9,548,832 km (0.098 R)
• M15: 10,282,610 km (0.056 R)
• M16: 11,637,817 km (0.08 R)
• M17: 12,165,897 km (0.098 R)
• M18: 13,351,161 km (0.034 R)
• M19: 14,525,056 km (0.095 R)
• M20: 14,960,535 km (0.059 R)
• M21: 15,675,463 km (0.118 R)
• M22: 16,695,422 km (0.088 R)
• M23: 18,357,454 km (0.119 R)
• M24: 21,780,403 km (0.076 R)
• M25: 24,857,033 km (0.099 R)
• M26: 26,628,271 km (0.104 R)
• M27: 27,018,423 km (0.099 R)
• M28: 27,412,463 km (0.048 R)
• M29: 30,703,766 km (0.106 R)
• M30: 39,895,209 km (0.075 R)
• M31: 51,766,698 km (0.095 R)
• M32: 63,682,018 km (0.085 R)
• M33: 66,266,022 km (0.119 R)
• M34: 66,743,240 km (0.092 R)
• M35: 68,431,452 km (0.075 R)
• M36: 92,144,060 km (0.084 R)
• M37: 93,036,861 km (0.118 R)
• M38: 93,635,102 km (0.046 R)
• M39: 114,164,867 km (0.095 R)

Kuiper Belt

Range: 30.9 - 60.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 272 - 12,273 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit