🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 0.51 AU - 0.59 AU

Year: 179 Days

Day: 32 Hours

Environment

Temp: 22 °C

Axial Tilt: 28 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,054,427 km

• M1: 175,179 km (0.117 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.52 AU - 0.62 AU

Year: 189 Days

Day: 34.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 41.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.82

Radius: 1.71

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.59 AU - 0.73 AU

Year: 236 Days

Day: 23.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 37.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 55,054,427 km

• M1: 115,490 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.63

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 1.89 AU - 2.39 AU

Year: 1377 Days

Day: 22 Hours

Environment

Temp: -131 °C

Axial Tilt: 20 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 542.7

Radius: 9.2

Gravity: 6.41 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 2.76 AU - 3.82 AU

Year: 2624 Days

Day: 12.8 Hours

Environment

Temp: -145 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,054,427 km

• M1: 114,592 km (0.102 R)
• M2: 450,589 km (0.095 R)
• M3: 837,000 km (0.072 R)
• M4: 1,194,240 km (0.11 R)
• M5: 1,632,262 km (0.104 R)
• M6: 2,038,121 km (0.064 R)
• M7: 2,372,473 km (0.108 R)
• M8: 3,119,864 km (0.113 R)
• M9: 4,035,851 km (0.116 R)
• M10: 5,620,841 km (0.119 R)
• M11: 6,204,871 km (0.108 R)
• M12: 7,765,775 km (0.08 R)
• M13: 12,091,996 km (0.067 R)
• M14: 12,466,739 km (0.118 R)
• M15: 12,892,195 km (0.088 R)
• M16: 13,459,620 km (0.053 R)
• M17: 15,118,361 km (0.081 R)
• M18: 15,553,391 km (0.105 R)
• M19: 18,070,525 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.3

Radius: 8.7

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.46 AU - 5.4 AU

Year: 4100 Days

Day: 9.3 Hours

Environment

Temp: -158 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 55,054,427 km

• M1: 108,309 km (0.066 R)
• M2: 379,530 km (0.112 R)
• M3: 1,063,342 km (0.057 R)
• M4: 1,809,237 km (0.027 R)
• M5: 2,530,298 km (0.113 R)
• M6: 3,912,284 km (0.112 R)
• M7: 5,151,103 km (0.105 R)
• M8: 5,915,997 km (0.065 R)
• M9: 6,279,371 km (0.104 R)
• M10: 6,901,548 km (0.041 R)
• M11: 8,324,673 km (0.103 R)
• M12: 9,345,828 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 649.6

Radius: 14.4

Gravity: 3.13 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 6.47 AU - 6.75 AU

Year: 7473 Days

Day: 12.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 32 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,054,427 km

• M1: 179,069 km (0.073 R)
• M2: 719,416 km (0.093 R)
• M3: 1,479,822 km (0.071 R)
• M4: 2,071,631 km (0.096 R)
• M5: 2,522,071 km (0.1 R)
• M6: 3,400,360 km (0.065 R)
• M7: 4,010,270 km (0.073 R)
• M8: 4,889,158 km (0.069 R)
• M9: 6,393,215 km (0.051 R)
• M10: 9,201,615 km (0.036 R)
• M11: 10,062,551 km (0.037 R)
• M12: 11,026,111 km (0.048 R)
• M13: 11,581,867 km (0.101 R)
• M14: 13,704,661 km (0.036 R)
• M15: 14,347,633 km (0.099 R)
• M16: 18,426,419 km (0.073 R)
• M17: 20,844,967 km (0.087 R)
• M18: 23,468,465 km (0.11 R)
• M19: 25,509,728 km (0.094 R)
• M20: 27,390,921 km (0.065 R)
• M21: 29,652,093 km (0.056 R)
• M22: 30,236,422 km (0.099 R)
• M23: 33,065,169 km (0.095 R)
• M24: 37,632,541 km (0.11 R)

Planet 8 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 755.5

Radius: 9.5

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 5.59 AU - 7.71 AU

Year: 7540 Days

Day: 7.6 Hours

Environment

Temp: -185 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 55,054,427 km

• M1: 119,080 km (0.085 R)
• M2: 571,763 km (0.11 R)
• M3: 968,945 km (0.106 R)
• M4: 1,267,543 km (0.055 R)
• M5: 5,170,701 km (0.106 R)
• M6: 5,512,981 km (0.092 R)
• M7: 9,132,651 km (0.119 R)
• M8: 10,593,025 km (0.075 R)
• M9: 13,851,716 km (0.063 R)
• M10: 16,361,968 km (0.046 R)
• M11: 17,170,694 km (0.12 R)
• M12: 19,234,845 km (0.116 R)
• M13: 24,452,221 km (0.09 R)
• M14: 31,048,290 km (0.088 R)
• M15: 35,304,050 km (0.058 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 299.3

Radius: 6.7

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 11.11 AU - 13.19 AU

Year: 18622 Days

Day: 23.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 55,054,427 km

• M1: 84,074 km (0.094 R)
• M2: 1,329,327 km (0.074 R)
• M3: 2,131,470 km (0.112 R)
• M4: 2,360,355 km (0.057 R)
• M5: 2,734,499 km (0.09 R)
• M6: 3,471,119 km (0.096 R)
• M7: 6,590,235 km (0.096 R)
• M8: 7,857,329 km (0.109 R)
• M9: 8,739,358 km (0.092 R)
• M10: 10,698,342 km (0.118 R)
• M11: 12,932,586 km (0.091 R)
• M12: 26,472,091 km (0.119 R)
• M13: 28,334,136 km (0.089 R)
• M14: 29,514,164 km (0.083 R)
• M15: 30,392,603 km (0.06 R)
• M16: 32,898,217 km (0.052 R)
• M17: 37,800,540 km (0.063 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 422 - 12,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit