🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.56

Radius: 1.19

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 0.47 AU - 0.53 AU

Year: 136 Days

Day: 33.2 Hours

Environment

Temp: 153 °C

Axial Tilt: 5.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 67,698,133 km

• M1: 27,825 km (0.065 R)
• M2: 69,413 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.69

Radius: 1.49

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.71 AU - 1.15 AU

Year: 345 Days

Day: 37 Hours

Environment

Temp: 9 °C

Axial Tilt: 34.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 67,698,133 km

• M1: 34,707 km (0.114 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 1.05 AU - 1.21 AU

Year: 462 Days

Day: 44.4 Hours

Environment

Temp: -14 °C

Axial Tilt: 35.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 433

Radius: 14

Gravity: 2.21 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 5.14 AU - 5.2 AU

Year: 4526 Days

Day: 10.6 Hours

Environment

Temp: -143 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 67,698,133 km

• M1: 175,030 km (0.119 R)
• M2: 658,530 km (0.116 R)
• M3: 1,548,039 km (0.083 R)
• M4: 2,689,620 km (0.096 R)
• M5: 3,129,737 km (0.097 R)
• M6: 4,114,390 km (0.109 R)
• M7: 10,868,285 km (0.077 R)
• M8: 13,399,930 km (0.098 R)
• M9: 13,890,461 km (0.078 R)
• M10: 19,790,302 km (0.075 R)
• M11: 20,427,140 km (0.093 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.5

Radius: 14.9

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 4.85 AU - 8.09 AU

Year: 6336 Days

Day: 13.7 Hours

Environment

Temp: -172 °C

Axial Tilt: 114.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 67,698,133 km

• M1: 185,352 km (0.047 R)
• M2: 1,108,371 km (0.119 R)
• M3: 1,756,279 km (0.093 R)
• M4: 2,331,483 km (0.074 R)
• M5: 2,937,354 km (0.107 R)
• M6: 4,154,931 km (0.067 R)
• M7: 4,653,541 km (0.029 R)
• M8: 5,415,144 km (0.108 R)
• M9: 6,190,958 km (0.089 R)
• M10: 7,390,434 km (0.116 R)
• M11: 9,204,757 km (0.065 R)
• M12: 9,716,980 km (0.114 R)
• M13: 10,537,076 km (0.06 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.75 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 493.6

Radius: 6.6

Gravity: 11.33 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 9.93 AU - 13.57 AU

Year: 15507 Days

Day: 17.9 Hours

Environment

Temp: -179 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 67,698,133 km

• M1: 90,656 km (0.106 R)
• M2: 400,922 km (0.066 R)
• M3: 629,807 km (0.119 R)
• M4: 1,213,688 km (0.113 R)
• M5: 1,778,270 km (0.075 R)
• M6: 2,321,759 km (0.102 R)
• M7: 5,012,725 km (0.102 R)
• M8: 7,182,493 km (0.082 R)
• M9: 7,442,195 km (0.119 R)
• M10: 10,016,924 km (0.091 R)
• M11: 12,009,867 km (0.049 R)
• M12: 12,749,927 km (0.115 R)
• M13: 13,916,641 km (0.065 R)
• M14: 19,132,820 km (0.085 R)
• M15: 20,398,717 km (0.117 R)
• M16: 23,758,236 km (0.053 R)
• M17: 28,319,475 km (0.119 R)
• M18: 29,627,559 km (0.085 R)
• M19: 38,201,163 km (0.069 R)
• M20: 38,728,046 km (0.08 R)
• M21: 40,474,302 km (0.088 R)
• M22: 54,025,775 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 970.7

Radius: 7.2

Gravity: 18.72 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 9.77 AU - 15.51 AU

Year: 17302 Days

Day: 15.7 Hours

Environment

Temp: -184 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 67,698,133 km

• M1: 89,609 km (0.088 R)
• M2: 407,056 km (0.086 R)
• M3: 747,541 km (0.119 R)
• M4: 1,243,308 km (0.068 R)
• M5: 1,940,883 km (0.08 R)
• M6: 3,920,661 km (0.092 R)
• M7: 4,242,446 km (0.066 R)
• M8: 5,790,784 km (0.071 R)
• M9: 7,983,141 km (0.048 R)
• M10: 8,876,988 km (0.096 R)
• M11: 10,370,573 km (0.091 R)
• M12: 14,367,230 km (0.109 R)
• M13: 14,900,696 km (0.072 R)
• M14: 15,845,855 km (0.034 R)
• M15: 18,650,367 km (0.074 R)
• M16: 22,574,767 km (0.074 R)
• M17: 24,566,962 km (0.117 R)
• M18: 25,110,003 km (0.055 R)
• M19: 28,064,112 km (0.115 R)
• M20: 34,924,072 km (0.08 R)
• M21: 37,580,930 km (0.115 R)
• M22: 58,494,114 km (0.085 R)
• M23: 64,874,762 km (0.046 R)
• M24: 68,019,160 km (0.04 R)
• M25: 76,436,583 km (0.109 R)
• M26: 76,667,114 km (0.109 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.1

Radius: 4.7

Gravity: 34.77 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 12.67 AU - 13.65 AU

Year: 18380 Days

Day: 19.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 67,698,133 km

• M1: 58,642 km (0.099 R)
• M2: 230,231 km (0.112 R)
• M3: 381,774 km (0.116 R)
• M4: 831,914 km (0.09 R)
• M5: 990,787 km (0.117 R)
• M6: 1,311,076 km (0.075 R)
• M7: 1,527,993 km (0.088 R)
• M8: 2,482,128 km (0.096 R)
• M9: 2,865,398 km (0.116 R)
• M10: 3,314,790 km (0.109 R)
• M11: 3,995,759 km (0.109 R)
• M12: 4,155,380 km (0.117 R)
• M13: 5,166,662 km (0.099 R)
• M14: 5,511,485 km (0.034 R)
• M15: 6,462,030 km (0.057 R)
• M16: 8,419,219 km (0.07 R)
• M17: 8,735,319 km (0.116 R)
• M18: 9,846,532 km (0.095 R)
• M19: 10,739,332 km (0.071 R)
• M20: 11,815,090 km (0.102 R)
• M21: 13,524,844 km (0.072 R)
• M22: 13,958,379 km (0.113 R)
• M23: 14,104,985 km (0.073 R)
• M24: 14,401,189 km (0.102 R)
• M25: 15,082,906 km (0.061 R)
• M26: 15,549,053 km (0.09 R)
• M27: 22,715,988 km (0.067 R)
• M28: 24,373,233 km (0.113 R)
• M29: 28,275,942 km (0.064 R)
• M30: 35,763,166 km (0.108 R)
• M31: 42,288,476 km (0.109 R)
• M32: 43,214,337 km (0.105 R)
• M33: 43,525,949 km (0.12 R)
• M34: 45,266,520 km (0.103 R)
• M35: 46,724,651 km (0.114 R)
• M36: 47,714,091 km (0.079 R)
• M37: 62,072,196 km (0.106 R)
• M38: 69,047,645 km (0.075 R)
• M39: 71,194,524 km (0.101 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334.5

Radius: 6.3

Gravity: 8.43 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 12.96 AU - 18.5 AU

Year: 24019 Days

Day: 19.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,698,133 km

• M1: 78,389 km (0.057 R)
• M2: 335,099 km (0.092 R)
• M3: 858,841 km (0.07 R)
• M4: 1,469,350 km (0.095 R)
• M5: 3,286,067 km (0.1 R)
• M6: 4,946,454 km (0.074 R)
• M7: 5,232,634 km (0.094 R)
• M8: 7,188,776 km (0.099 R)
• M9: 8,581,682 km (0.112 R)
• M10: 9,101,086 km (0.116 R)
• M11: 9,975,336 km (0.111 R)
• M12: 11,638,266 km (0.107 R)
• M13: 17,474,228 km (0.118 R)
• M14: 20,782,286 km (0.044 R)
• M15: 29,644,763 km (0.108 R)
• M16: 32,539,182 km (0.118 R)
• M17: 34,311,618 km (0.099 R)
• M18: 39,304,148 km (0.04 R)
• M19: 49,209,023 km (0.064 R)
• M20: 54,644,362 km (0.028 R)
• M21: 65,491,105 km (0.109 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 447 - 19,453 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit