🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.69 AU - 0.81 AU

Year: 240 Days

Day: 13 Hours

Environment

Temp: 151 °C

Axial Tilt: 28.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 2.28 AU - 2.5 AU

Year: 1363 Days

Day: 40.3 Hours

Environment

Temp: -82 °C

Axial Tilt: 1.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 78,357,437 km

• M1: 497,862 km (0.09 R)
• M2: 1,748,201 km (0.083 R)

Asteroid Belt

Center: 3.99 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 494

Radius: 8.7

Gravity: 6.53 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 4.38 AU - 6.8 AU

Year: 4876 Days

Day: 13.4 Hours

Environment

Temp: -152 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,357,437 km

• M1: 111,899 km (0.095 R)
• M2: 402,269 km (0.05 R)
• M3: 945,159 km (0.12 R)
• M4: 1,484,609 km (0.1 R)
• M5: 1,990,100 km (0.112 R)
• M6: 2,429,619 km (0.082 R)
• M7: 2,844,304 km (0.104 R)
• M8: 3,305,515 km (0.086 R)
• M9: 4,841,137 km (0.083 R)
• M10: 5,363,682 km (0.079 R)
• M11: 6,677,002 km (0.12 R)
• M12: 6,963,482 km (0.094 R)
• M13: 7,324,761 km (0.096 R)
• M14: 7,978,354 km (0.102 R)
• M15: 9,520,708 km (0.101 R)
• M16: 10,090,227 km (0.037 R)
• M17: 11,889,141 km (0.107 R)
• M18: 13,738,470 km (0.039 R)
• M19: 16,918,921 km (0.111 R)
• M20: 17,754,425 km (0.09 R)
• M21: 18,679,688 km (0.108 R)
• M22: 19,897,414 km (0.108 R)
• M23: 20,693,275 km (0.119 R)
• M24: 22,066,733 km (0.09 R)
• M25: 23,353,873 km (0.059 R)
• M26: 23,793,841 km (0.108 R)
• M27: 24,766,077 km (0.06 R)
• M28: 25,609,360 km (0.033 R)
• M29: 26,234,380 km (0.115 R)

Planet 4 - Gas Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 33.3

Radius: 10.3

Gravity: 0.31 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 9.81 AU - 12.33 AU

Year: 13589 Days

Day: 8.3 Hours

Environment

Temp: -183 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,357,437 km

• M1: 128,056 km (0.111 R)
• M2: 457,470 km (0.08 R)
• M3: 1,035,068 km (0.031 R)
• M4: 3,008,413 km (0.088 R)
• M5: 3,413,375 km (0.1 R)
• M6: 4,162,860 km (0.099 R)
• M7: 5,090,666 km (0.116 R)
• M8: 6,985,473 km (0.11 R)
• M9: 7,992,117 km (0.119 R)
• M10: 10,020,664 km (0.109 R)
• M11: 10,409,020 km (0.097 R)
• M12: 19,479,438 km (0.085 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.1

Radius: 10.5

Gravity: 5.81 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 8.99 AU - 13.99 AU

Year: 14370 Days

Day: 10.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 12.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 78,357,437 km

• M1: 131,796 km (0.03 R)
• M2: 507,735 km (0.118 R)
• M3: 1,028,336 km (0.025 R)
• M4: 1,480,869 km (0.053 R)
• M5: 2,310,689 km (0.084 R)
• M6: 2,795,835 km (0.072 R)
• M7: 4,544,335 km (0.118 R)
• M8: 7,182,493 km (0.053 R)
• M9: 8,555,801 km (0.097 R)
• M10: 9,668,810 km (0.106 R)
• M11: 12,428,441 km (0.065 R)
• M12: 14,329,082 km (0.084 R)
• M13: 15,968,526 km (0.108 R)
• M14: 20,216,656 km (0.077 R)
• M15: 21,906,813 km (0.113 R)
• M16: 23,979,491 km (0.073 R)
• M17: 29,615,142 km (0.11 R)
• M18: 31,908,777 km (0.1 R)
• M19: 33,219,404 km (0.06 R)
• M20: 34,565,635 km (0.099 R)
• M21: 36,846,554 km (0.032 R)
• M22: 38,688,553 km (0.047 R)
• M23: 42,984,405 km (0.047 R)
• M24: 44,142,592 km (0.047 R)
• M25: 47,281,604 km (0.118 R)
• M26: 47,741,916 km (0.112 R)
• M27: 48,827,399 km (0.104 R)
• M28: 52,510,199 km (0.082 R)
• M29: 53,334,633 km (0.067 R)
• M30: 53,666,740 km (0.11 R)
• M31: 58,993,771 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 205.2

Radius: 5.3

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 12.66 AU - 18.52 AU

Year: 22712 Days

Day: 20.2 Hours

Environment

Temp: -199 °C

Axial Tilt: 31.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 78,357,437 km

• M1: 75,697 km (0.062 R)
• M2: 301,290 km (0.106 R)
• M3: 748,139 km (0.028 R)
• M4: 1,095,954 km (0.086 R)
• M5: 1,294,022 km (0.09 R)
• M6: 2,203,128 km (0.115 R)
• M7: 2,713,406 km (0.069 R)
• M8: 4,684,957 km (0.083 R)
• M9: 5,314,016 km (0.093 R)
• M10: 8,636,883 km (0.106 R)
• M11: 9,274,619 km (0.117 R)
• M12: 9,786,094 km (0.115 R)
• M13: 14,918,049 km (0.034 R)
• M14: 15,619,663 km (0.076 R)
• M15: 20,724,840 km (0.112 R)
• M16: 23,137,255 km (0.064 R)
• M17: 28,087,000 km (0.066 R)
• M18: 29,371,896 km (0.045 R)
• M19: 34,903,876 km (0.095 R)
• M20: 43,447,261 km (0.066 R)
• M21: 47,821,054 km (0.116 R)
• M22: 51,051,620 km (0.071 R)
• M23: 52,961,386 km (0.084 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 573.5

Radius: 3

Gravity: 63.72 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 14.99 AU - 16.31 AU

Year: 22843 Days

Day: 21.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 78,357,437 km

• M1: 38,147 km (0.057 R)
• M2: 225,743 km (0.091 R)
• M3: 826,528 km (0.072 R)
• M4: 1,189,153 km (0.075 R)
• M5: 1,793,678 km (0.113 R)
• M6: 1,967,212 km (0.112 R)
• M7: 2,215,993 km (0.095 R)
• M8: 2,579,666 km (0.066 R)
• M9: 5,125,373 km (0.083 R)
• M10: 6,708,866 km (0.069 R)
• M11: 9,536,565 km (0.074 R)
• M12: 10,549,193 km (0.117 R)
• M13: 12,785,532 km (0.058 R)
• M14: 13,644,672 km (0.059 R)
• M15: 14,849,085 km (0.079 R)
• M16: 16,785,779 km (0.113 R)
• M17: 28,545,368 km (0.092 R)
• M18: 29,883,371 km (0.1 R)
• M19: 30,007,089 km (0.082 R)
• M20: 38,068,619 km (0.102 R)
• M21: 38,946,160 km (0.069 R)
• M22: 41,352,292 km (0.075 R)
• M23: 41,814,250 km (0.099 R)
• M24: 42,279,500 km (0.029 R)
• M25: 47,796,968 km (0.091 R)
• M26: 57,514,098 km (0.081 R)
• M27: 64,261,860 km (0.039 R)
• M28: 66,763,884 km (0.07 R)
• M29: 75,571,608 km (0.043 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 283 - 19,878 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit