🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 0.69 AU - 0.93 AU

Year: 269 Days

Day: 28.9 Hours

Environment

Temp: 115 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.72 AU - 0.92 AU

Year: 274 Days

Day: 17.1 Hours

Environment

Temp: 122 °C

Axial Tilt: 5.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.08

Radius: 1.03

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 1.11 AU - 1.29 AU

Year: 485 Days

Day: 33.3 Hours

Environment

Temp: -10 °C

Axial Tilt: 34 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 69,398,869 km

• M1: 92,601 km (0.1 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.52 AU - 1.52 AU

Year: 691 Days

Day: 24.5 Hours

Environment

Temp: -35 °C

Axial Tilt: 33.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.05 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 4.53 AU - 4.63 AU

Year: 3616 Days

Day: 21.3 Hours

Environment

Temp: -135 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.84 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 975

Radius: 9.9

Gravity: 9.95 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.83 AU - 8.35 AU

Year: 6965 Days

Day: 7.1 Hours

Environment

Temp: -157 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 69,398,869 km

• M1: 125,662 km (0.066 R)
• M2: 537,056 km (0.117 R)
• M3: 848,669 km (0.109 R)
• M4: 1,573,321 km (0.062 R)
• M5: 3,600,372 km (0.094 R)
• M6: 5,123,727 km (0.092 R)
• M7: 6,376,908 km (0.042 R)
• M8: 6,775,138 km (0.102 R)
• M9: 11,564,663 km (0.103 R)
• M10: 13,880,588 km (0.084 R)
• M11: 14,862,848 km (0.093 R)
• M12: 15,242,976 km (0.056 R)
• M13: 16,692,430 km (0.077 R)
• M14: 20,402,606 km (0.105 R)
• M15: 21,349,411 km (0.074 R)
• M16: 24,805,721 km (0.088 R)
• M17: 28,230,165 km (0.055 R)
• M18: 32,591,392 km (0.095 R)
• M19: 34,322,688 km (0.028 R)
• M20: 34,653,898 km (0.076 R)
• M21: 36,228,416 km (0.083 R)
• M22: 37,615,487 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 655.5

Radius: 9.4

Gravity: 7.42 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.84 AU - 11.54 AU

Year: 13811 Days

Day: 7.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 69,398,869 km

• M1: 116,836 km (0.117 R)
• M2: 1,306,438 km (0.114 R)
• M3: 2,032,586 km (0.064 R)
• M4: 2,374,417 km (0.116 R)
• M5: 2,666,732 km (0.114 R)
• M6: 3,531,707 km (0.066 R)
• M7: 4,116,784 km (0.086 R)
• M8: 4,995,821 km (0.095 R)
• M9: 5,770,289 km (0.082 R)
• M10: 6,186,620 km (0.11 R)
• M11: 7,468,674 km (0.083 R)
• M12: 10,943,683 km (0.076 R)
• M13: 11,761,235 km (0.115 R)
• M14: 12,935,129 km (0.098 R)
• M15: 15,370,732 km (0.107 R)
• M16: 18,257,074 km (0.119 R)
• M17: 19,405,836 km (0.112 R)
• M18: 21,129,652 km (0.118 R)
• M19: 23,425,082 km (0.119 R)
• M20: 24,485,880 km (0.074 R)
• M21: 28,181,546 km (0.083 R)
• M22: 29,050,560 km (0.083 R)
• M23: 30,728,001 km (0.104 R)
• M24: 32,115,820 km (0.071 R)
• M25: 32,944,293 km (0.092 R)
• M26: 33,665,804 km (0.087 R)
• M27: 34,152,595 km (0.105 R)
• M28: 35,140,241 km (0.111 R)
• M29: 35,893,466 km (0.104 R)
• M30: 37,692,680 km (0.087 R)
• M31: 38,085,823 km (0.076 R)
• M32: 45,049,454 km (0.072 R)
• M33: 50,876,740 km (0.106 R)
• M34: 53,308,902 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 740.3

Radius: 6.8

Gravity: 16.01 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 12.58 AU - 12.88 AU

Year: 16758 Days

Day: 16.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 69,398,869 km

• M1: 86,468 km (0.089 R)
• M2: 342,729 km (0.092 R)
• M3: 647,460 km (0.11 R)
• M4: 1,007,242 km (0.12 R)
• M5: 1,918,892 km (0.075 R)
• M6: 3,427,437 km (0.089 R)
• M7: 3,710,626 km (0.081 R)
• M8: 4,792,218 km (0.1 R)
• M9: 5,595,559 km (0.115 R)
• M10: 6,743,722 km (0.063 R)
• M11: 7,235,151 km (0.093 R)
• M12: 7,750,217 km (0.114 R)
• M13: 8,339,632 km (0.1 R)
• M14: 9,279,107 km (0.117 R)
• M15: 9,887,073 km (0.097 R)
• M16: 11,998,348 km (0.07 R)
• M17: 12,853,599 km (0.066 R)
• M18: 14,392,811 km (0.097 R)
• M19: 15,663,346 km (0.098 R)
• M20: 19,921,649 km (0.089 R)
• M21: 20,285,172 km (0.076 R)
• M22: 23,353,574 km (0.111 R)
• M23: 24,269,263 km (0.091 R)
• M24: 30,152,947 km (0.041 R)
• M25: 31,728,811 km (0.098 R)
• M26: 33,742,697 km (0.061 R)
• M27: 40,004,715 km (0.078 R)
• M28: 47,481,467 km (0.102 R)
• M29: 50,952,287 km (0.047 R)
• M30: 51,974,190 km (0.112 R)
• M31: 53,183,539 km (0.112 R)
• M32: 54,765,836 km (0.106 R)
• M33: 55,121,729 km (0.09 R)
• M34: 58,765,335 km (0.102 R)
• M35: 65,522,521 km (0.096 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 10,730 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit