🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.6 AU - 0.76 AU

Year: 205 Days

Day: 33.9 Hours

Environment

Temp: 174 °C

Axial Tilt: 12.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 51,048,827 km

• M1: 79,287 km (0.097 R)

Asteroid Belt

Center: 3.06 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 5.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 891.1

Radius: 9.6

Gravity: 9.67 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 5.37 AU - 5.51 AU

Year: 4634 Days

Day: 7.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 51,048,827 km

• M1: 120,426 km (0.108 R)
• M2: 674,387 km (0.111 R)
• M3: 1,058,405 km (0.067 R)
• M4: 1,600,248 km (0.103 R)
• M5: 1,928,765 km (0.116 R)
• M6: 3,615,033 km (0.091 R)
• M7: 3,928,440 km (0.036 R)
• M8: 5,062,242 km (0.095 R)
• M9: 6,273,237 km (0.116 R)
• M10: 7,066,405 km (0.086 R)
• M11: 10,285,302 km (0.106 R)
• M12: 10,598,710 km (0.052 R)
• M13: 11,770,809 km (0.088 R)
• M14: 13,768,539 km (0.108 R)
• M15: 15,104,747 km (0.039 R)
• M16: 18,753,888 km (0.11 R)
• M17: 19,357,815 km (0.097 R)
• M18: 20,393,182 km (0.097 R)
• M19: 20,746,382 km (0.112 R)
• M20: 21,247,685 km (0.058 R)
• M21: 21,610,609 km (0.088 R)
• M22: 25,228,335 km (0.058 R)
• M23: 25,964,356 km (0.073 R)
• M24: 27,737,540 km (0.104 R)
• M25: 28,963,494 km (0.113 R)

Asteroid Belt

Center: 6.55 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 267.1

Radius: 14.1

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 6.28 AU - 9.04 AU

Year: 7743 Days

Day: 14.5 Hours

Environment

Temp: -171 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 51,048,827 km

• M1: 175,329 km (0.106 R)
• M2: 645,066 km (0.091 R)
• M3: 1,466,508 km (0.1 R)
• M4: 2,110,976 km (0.112 R)
• M5: 2,727,319 km (0.094 R)
• M6: 3,844,516 km (0.119 R)
• M7: 4,520,698 km (0.044 R)
• M8: 6,611,328 km (0.052 R)
• M9: 8,964,353 km (0.079 R)
• M10: 10,460,930 km (0.113 R)
• M11: 14,320,705 km (0.101 R)
• M12: 14,813,331 km (0.082 R)
• M13: 16,598,033 km (0.102 R)
• M14: 17,142,121 km (0.118 R)
• M15: 18,265,900 km (0.107 R)
• M16: 23,032,687 km (0.085 R)
• M17: 24,400,759 km (0.051 R)
• M18: 25,263,191 km (0.107 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 729.7

Radius: 6.7

Gravity: 16.26 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 10.77 AU - 15.21 AU

Year: 17100 Days

Day: 23.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 51,048,827 km

• M1: 85,570 km (0.077 R)
• M2: 386,112 km (0.076 R)
• M3: 651,050 km (0.105 R)
• M4: 967,749 km (0.08 R)
• M5: 1,459,626 km (0.066 R)
• M6: 1,933,702 km (0.111 R)
• M7: 2,395,959 km (0.116 R)
• M8: 2,688,573 km (0.1 R)
• M9: 3,427,736 km (0.087 R)
• M10: 3,800,085 km (0.088 R)
• M11: 4,524,737 km (0.115 R)
• M12: 5,413,049 km (0.086 R)
• M13: 6,286,402 km (0.117 R)
• M14: 6,497,335 km (0.098 R)
• M15: 7,068,200 km (0.092 R)
• M16: 9,578,303 km (0.116 R)
• M17: 14,516,678 km (0.116 R)
• M18: 16,189,182 km (0.115 R)
• M19: 18,671,460 km (0.059 R)
• M20: 19,821,867 km (0.107 R)
• M21: 20,552,803 km (0.114 R)
• M22: 21,112,747 km (0.031 R)
• M23: 31,386,381 km (0.066 R)
• M24: 33,009,518 km (0.119 R)
• M25: 35,748,506 km (0.088 R)
• M26: 36,830,547 km (0.111 R)
• M27: 38,353,752 km (0.12 R)
• M28: 40,352,530 km (0.067 R)
• M29: 41,673,628 km (0.062 R)
• M30: 43,326,984 km (0.045 R)
• M31: 44,092,776 km (0.115 R)
• M32: 45,336,831 km (0.088 R)
• M33: 46,444,305 km (0.096 R)
• M34: 54,707,193 km (0.079 R)
• M35: 58,902,516 km (0.089 R)
• M36: 65,489,759 km (0.098 R)
• M37: 67,312,011 km (0.081 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 124.7

Radius: 4.8

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 17.02 AU - 17.12 AU

Year: 25760 Days

Day: 16.2 Hours

Environment

Temp: -198 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 51,048,827 km

• M1: 68,217 km (0.108 R)
• M2: 257,009 km (0.045 R)
• M3: 595,250 km (0.118 R)
• M4: 935,286 km (0.102 R)
• M5: 6,244,066 km (0.079 R)
• M6: 6,783,815 km (0.095 R)
• M7: 7,565,164 km (0.112 R)
• M8: 8,223,245 km (0.097 R)
• M9: 9,256,219 km (0.089 R)
• M10: 9,854,760 km (0.094 R)
• M11: 10,372,817 km (0.065 R)
• M12: 11,128,436 km (0.097 R)
• M13: 11,747,472 km (0.079 R)
• M14: 15,054,632 km (0.12 R)
• M15: 19,250,254 km (0.091 R)
• M16: 19,570,992 km (0.09 R)
• M17: 29,958,470 km (0.066 R)
• M18: 30,281,152 km (0.08 R)
• M19: 37,479,203 km (0.091 R)
• M20: 47,319,452 km (0.075 R)
• M21: 49,985,585 km (0.091 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 190 - 10,295 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit