🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.62 AU - 0.84 AU

Year: 228 Days

Day: 45.2 Hours

Environment

Temp: 183 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.59 AU - 0.89 AU

Year: 233 Days

Day: 18 Hours

Environment

Temp: 197 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.87 AU - 1.23 AU

Year: 393 Days

Day: 36.2 Hours

Environment

Temp: 25 °C

Axial Tilt: 8.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 105,047,271 km

• M1: 43,683 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.94 AU - 1.22 AU

Year: 410 Days

Day: 38.9 Hours

Environment

Temp: 11 °C

Axial Tilt: 29.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 105,047,271 km

• M1: 76,445 km (0.098 R)
• M2: 324,777 km (0.095 R)

Asteroid Belt

Center: 4.01 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 888.9

Radius: 13.2

Gravity: 5.1 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.07 AU - 7.81 AU

Year: 6678 Days

Day: 10.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 105,047,271 km

• M1: 164,109 km (0.064 R)
• M2: 593,455 km (0.053 R)
• M3: 1,037,312 km (0.099 R)
• M4: 3,069,449 km (0.066 R)
• M5: 3,575,838 km (0.107 R)
• M6: 5,854,812 km (0.102 R)
• M7: 6,532,939 km (0.036 R)
• M8: 7,187,430 km (0.042 R)
• M9: 9,016,712 km (0.112 R)
• M10: 10,205,716 km (0.039 R)
• M11: 11,862,363 km (0.106 R)
• M12: 12,452,527 km (0.059 R)
• M13: 13,808,332 km (0.116 R)
• M14: 14,643,388 km (0.07 R)
• M15: 17,351,857 km (0.061 R)
• M16: 17,972,987 km (0.105 R)
• M17: 22,500,567 km (0.074 R)
• M18: 23,322,757 km (0.1 R)
• M19: 25,289,670 km (0.119 R)
• M20: 26,358,696 km (0.086 R)
• M21: 29,648,952 km (0.075 R)
• M22: 36,807,060 km (0.046 R)
• M23: 39,231,294 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 310

Radius: 6.7

Gravity: 6.91 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 11.16 AU - 14.34 AU

Year: 16629 Days

Day: 22.1 Hours

Environment

Temp: -184 °C

Axial Tilt: 133.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 105,047,271 km

• M1: 117,285 km (0.104 R)
• M2: 617,540 km (0.103 R)
• M3: 989,740 km (0.058 R)
• M4: 2,390,424 km (0.119 R)
• M5: 3,026,215 km (0.074 R)
• M6: 3,237,448 km (0.036 R)
• M7: 3,611,592 km (0.111 R)
• M8: 4,240,950 km (0.087 R)
• M9: 5,168,606 km (0.102 R)
• M10: 7,717,455 km (0.09 R)
• M11: 8,757,160 km (0.12 R)
• M12: 11,334,133 km (0.075 R)
• M13: 11,846,356 km (0.104 R)
• M14: 12,255,207 km (0.105 R)
• M15: 15,317,326 km (0.112 R)
• M16: 20,895,980 km (0.094 R)
• M17: 29,251,470 km (0.1 R)
• M18: 29,891,001 km (0.063 R)
• M19: 35,346,386 km (0.102 R)
• M20: 37,178,512 km (0.054 R)
• M21: 47,149,359 km (0.054 R)
• M22: 51,190,147 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 28.4

Radius: 7.9

Gravity: 0.46 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 9.93 AU - 15.67 AU

Year: 16727 Days

Day: 20.4 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 105,047,271 km

• M1: 98,286 km (0.087 R)
• M2: 654,341 km (0.091 R)
• M3: 934,837 km (0.076 R)
• M4: 1,306,289 km (0.076 R)
• M5: 1,599,201 km (0.083 R)
• M6: 3,583,467 km (0.107 R)
• M7: 5,486,652 km (0.106 R)
• M8: 7,946,639 km (0.111 R)
• M9: 10,601,851 km (0.111 R)
• M10: 15,961,794 km (0.094 R)
• M11: 17,352,455 km (0.106 R)
• M12: 17,640,132 km (0.093 R)
• M13: 20,182,698 km (0.116 R)
• M14: 20,437,014 km (0.063 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 722.2

Radius: 4.6

Gravity: 34.13 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.67 AU - 22.45 AU

Year: 31597 Days

Day: 22.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 7.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 105,047,271 km

• M1: 57,894 km (0.105 R)
• M2: 788,830 km (0.044 R)
• M3: 4,914,888 km (0.06 R)
• M4: 6,048,691 km (0.091 R)
• M5: 6,676,254 km (0.092 R)
• M6: 8,818,944 km (0.09 R)
• M7: 13,180,919 km (0.103 R)
• M8: 13,984,259 km (0.056 R)
• M9: 14,649,970 km (0.052 R)
• M10: 25,200,509 km (0.094 R)
• M11: 25,566,725 km (0.091 R)
• M12: 38,433,787 km (0.098 R)
• M13: 40,398,606 km (0.113 R)
• M14: 50,844,726 km (0.066 R)
• M15: 52,413,409 km (0.111 R)
• M16: 61,180,592 km (0.096 R)
• M17: 80,222,606 km (0.054 R)
• M18: 93,819,257 km (0.089 R)
• M19: 101,312,764 km (0.101 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 340 - 16,438 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit