🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.26

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.107

Orbit Range: 0.51 AU - 0.63 AU

Year: 160 Days

Day: 32.6 Hours

Environment

Temp: 217 °C

Axial Tilt: 18.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 0.96 AU - 1.12 AU

Year: 393 Days

Day: 35.2 Hours

Environment

Temp: 10 °C

Axial Tilt: 4.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 1.75 AU - 2.53 AU

Year: 1161 Days

Day: 32.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.83 AU - 2.59 AU

Year: 1218 Days

Day: 17.4 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 26,590,247 km

• M1: 1,182,272 km (0.09 R)
• M2: 1,230,293 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.06 AU - 2.54 AU

Year: 1294 Days

Day: 30.1 Hours

Environment

Temp: -90 °C

Axial Tilt: 22.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.35 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.76 AU - 3.94 AU

Year: 2274 Days

Day: 41 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,590,247 km

• M1: 167,250 km (0.073 R)

Planet 7 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 3.4 AU - 3.66 AU

Year: 2460 Days

Day: 16.6 Hours

Environment

Temp: -120 °C

Axial Tilt: 35.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 3.45 AU - 4.75 AU

Year: 3079 Days

Day: 13.2 Hours

Environment

Temp: -131 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.4 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Gas Giant

Semi-Major Axis: 4.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 244.9

Radius: 11

Gravity: 2.02 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 3.86 AU - 5.54 AU

Year: 3779 Days

Day: 14 Hours

Environment

Temp: -132 °C

Axial Tilt: 20.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 26,590,247 km

• M1: 151,842 km (0.104 R)
• M2: 237,861 km (0.097 R)
• M3: 376,987 km (0.076 R)
• M4: 513,869 km (0.096 R)
• M5: 589,565 km (0.081 R)
• M6: 686,355 km (0.073 R)
• M7: 771,775 km (0.11 R)
• M8: 1,091,017 km (0.093 R)
• M9: 1,192,744 km (0.034 R)
• M10: 1,373,608 km (0.102 R)
• M11: 1,667,867 km (0.118 R)
• M12: 1,982,471 km (0.1 R)
• M13: 2,435,603 km (0.113 R)
• M14: 2,584,752 km (0.103 R)
• M15: 2,793,142 km (0.061 R)
• M16: 3,197,056 km (0.088 R)
• M17: 3,271,107 km (0.094 R)
• M18: 3,406,044 km (0.065 R)
• M19: 3,665,746 km (0.12 R)
• M20: 3,790,361 km (0.105 R)
• M21: 3,995,759 km (0.094 R)
• M22: 4,417,775 km (0.078 R)
• M23: 4,567,073 km (0.108 R)
• M24: 4,701,412 km (0.05 R)
• M25: 4,922,368 km (0.055 R)
• M26: 4,991,034 km (0.067 R)
• M27: 5,181,621 km (0.11 R)
• M28: 5,463,165 km (0.107 R)
• M29: 5,641,635 km (0.075 R)
• M30: 5,785,997 km (0.115 R)
• M31: 6,170,463 km (0.067 R)
• M32: 6,431,362 km (0.109 R)
• M33: 6,506,610 km (0.12 R)
• M34: 7,080,168 km (0.1 R)
• M35: 7,177,407 km (0.079 R)
• M36: 7,670,182 km (0.117 R)
• M37: 7,769,964 km (0.093 R)
• M38: 8,031,760 km (0.115 R)
• M39: 8,398,873 km (0.037 R)
• M40: 8,543,086 km (0.11 R)
• M41: 9,619,143 km (0.106 R)
• M42: 9,878,546 km (0.112 R)
• M43: 9,987,303 km (0.09 R)
• M44: 10,804,557 km (0.114 R)
• M45: 10,984,074 km (0.114 R)
• M46: 11,187,228 km (0.11 R)
• M47: 11,827,357 km (0.03 R)
• M48: 11,919,659 km (0.038 R)
• M49: 12,432,331 km (0.066 R)
• M50: 13,310,620 km (0.037 R)
• M51: 13,382,726 km (0.117 R)
• M52: 13,551,473 km (0.12 R)
• M53: 13,696,732 km (0.108 R)
• M54: 14,037,516 km (0.076 R)
• M55: 14,159,887 km (0.091 R)
• M56: 14,455,044 km (0.086 R)
• M57: 15,252,251 km (0.104 R)
• M58: 15,403,345 km (0.095 R)
• M59: 15,834,187 km (0.097 R)
• M60: 16,191,875 km (0.086 R)
• M61: 16,603,868 km (0.064 R)
• M62: 16,733,419 km (0.076 R)
• M63: 17,071,660 km (0.106 R)
• M64: 17,176,229 km (0.071 R)
• M65: 17,359,636 km (0.086 R)
• M66: 17,517,462 km (0.067 R)

Planet 10 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 257.7

Radius: 14

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 5.83 AU - 7.99 AU

Year: 6736 Days

Day: 12.8 Hours

Environment

Temp: -152 °C

Axial Tilt: 8.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 26,590,247 km

• M1: 200,461 km (0.041 R)
• M2: 362,176 km (0.074 R)
• M3: 487,390 km (0.108 R)
• M4: 591,809 km (0.12 R)
• M5: 705,803 km (0.094 R)
• M6: 863,629 km (0.073 R)
• M7: 1,047,335 km (0.062 R)
• M8: 1,137,841 km (0.07 R)
• M9: 1,285,943 km (0.036 R)
• M10: 1,469,799 km (0.089 R)
• M11: 1,817,465 km (0.032 R)
• M12: 2,009,399 km (0.108 R)
• M13: 2,413,911 km (0.084 R)
• M14: 2,716,249 km (0.078 R)
• M15: 2,881,405 km (0.111 R)
• M16: 3,069,000 km (0.102 R)
• M17: 3,241,187 km (0.103 R)
• M18: 3,716,759 km (0.106 R)
• M19: 3,900,764 km (0.115 R)
• M20: 4,320,835 km (0.089 R)
• M21: 4,558,247 km (0.09 R)
• M22: 4,888,858 km (0.089 R)
• M23: 5,737,976 km (0.107 R)
• M24: 6,216,091 km (0.119 R)
• M25: 6,558,520 km (0.073 R)
• M26: 6,707,071 km (0.066 R)
• M27: 6,957,348 km (0.094 R)
• M28: 7,883,957 km (0.078 R)
• M29: 8,042,232 km (0.099 R)
• M30: 8,281,589 km (0.072 R)
• M31: 8,469,483 km (0.036 R)
• M32: 8,713,029 km (0.096 R)
• M33: 8,931,442 km (0.079 R)
• M34: 9,207,151 km (0.101 R)
• M35: 9,457,577 km (0.117 R)
• M36: 9,710,398 km (0.075 R)
• M37: 9,937,039 km (0.071 R)
• M38: 10,051,032 km (0.112 R)
• M39: 10,280,216 km (0.048 R)
• M40: 11,363,005 km (0.048 R)
• M41: 11,842,467 km (0.05 R)
• M42: 13,195,131 km (0.097 R)
• M43: 13,414,890 km (0.117 R)
• M44: 13,667,411 km (0.089 R)
• M45: 14,081,348 km (0.117 R)
• M46: 14,954,102 km (0.111 R)
• M47: 16,955,871 km (0.086 R)
• M48: 17,194,779 km (0.115 R)
• M49: 17,953,240 km (0.076 R)
• M50: 18,057,510 km (0.063 R)
• M51: 18,546,845 km (0.094 R)
• M52: 18,687,467 km (0.075 R)
• M53: 18,793,083 km (0.034 R)
• M54: 19,431,417 km (0.109 R)
• M55: 19,861,062 km (0.106 R)
• M56: 20,004,826 km (0.067 R)
• M57: 20,185,241 km (0.096 R)
• M58: 20,329,902 km (0.109 R)
• M59: 20,474,862 km (0.108 R)
• M60: 20,583,919 km (0.071 R)
• M61: 21,241,850 km (0.095 R)
• M62: 21,573,359 km (0.102 R)
• M63: 21,906,663 km (0.119 R)
• M64: 22,092,614 km (0.112 R)
• M65: 23,294,782 km (0.095 R)
• M66: 24,133,727 km (0.081 R)
• M67: 24,248,768 km (0.035 R)
• M68: 24,595,386 km (0.103 R)
• M69: 24,711,324 km (0.089 R)
• M70: 24,866,158 km (0.055 R)
• M71: 25,021,291 km (0.092 R)
• M72: 25,176,723 km (0.108 R)
• M73: 26,392,356 km (0.054 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: 228 - 14,525 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit