🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.45 AU - 0.61 AU

Year: 253 Days

Day: 43.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 31.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.15 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 632.5

Radius: 10.6

Gravity: 5.63 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 1.66 AU - 1.88 AU

Year: 1545 Days

Day: 9.2 Hours

Environment

Temp: -179 °C

Axial Tilt: 21.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 46,987,092 km

• M1: 131,945 km (0.088 R)
• M2: 580,290 km (0.106 R)
• M3: 977,024 km (0.112 R)
• M4: 1,487,003 km (0.087 R)
• M5: 1,825,244 km (0.094 R)
• M6: 2,782,072 km (0.098 R)
• M7: 3,166,987 km (0.113 R)
• M8: 4,205,944 km (0.119 R)
• M9: 4,774,566 km (0.066 R)
• M10: 5,545,743 km (0.114 R)
• M11: 6,206,516 km (0.031 R)
• M12: 9,323,837 km (0.06 R)
• M13: 10,125,981 km (0.107 R)
• M14: 11,254,397 km (0.032 R)
• M15: 11,794,296 km (0.066 R)
• M16: 12,201,053 km (0.082 R)
• M17: 12,655,531 km (0.091 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.4

Radius: 11.9

Gravity: 5.65 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 2.43 AU - 3.11 AU

Year: 3024 Days

Day: 8.7 Hours

Environment

Temp: -201 °C

Axial Tilt: 107.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 46,987,092 km

• M1: 147,952 km (0.059 R)
• M2: 990,039 km (0.081 R)
• M3: 1,478,326 km (0.094 R)
• M4: 1,907,373 km (0.068 R)
• M5: 2,449,665 km (0.027 R)
• M6: 3,436,861 km (0.095 R)
• M7: 4,421,963 km (0.079 R)
• M8: 5,078,399 km (0.117 R)
• M9: 6,354,319 km (0.082 R)
• M10: 6,763,918 km (0.036 R)
• M11: 7,833,244 km (0.114 R)
• M12: 9,011,925 km (0.083 R)
• M13: 9,643,827 km (0.082 R)
• M14: 13,257,513 km (0.061 R)
• M15: 14,026,596 km (0.062 R)
• M16: 14,927,175 km (0.107 R)
• M17: 15,391,676 km (0.118 R)
• M18: 16,677,619 km (0.081 R)
• M19: 17,065,975 km (0.094 R)
• M20: 18,325,739 km (0.089 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.8

Radius: 11.4

Gravity: 5.27 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.63 AU - 4.83 AU

Year: 6748 Days

Day: 7.9 Hours

Environment

Temp: -223 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 46,987,092 km

• M1: 141,968 km (0.025 R)
• M2: 722,707 km (0.074 R)
• M3: 1,236,127 km (0.112 R)
• M4: 1,743,862 km (0.082 R)
• M5: 2,354,371 km (0.059 R)
• M6: 4,128,452 km (0.042 R)
• M7: 4,596,993 km (0.039 R)
• M8: 5,159,182 km (0.029 R)
• M9: 6,088,035 km (0.104 R)
• M10: 6,980,237 km (0.075 R)
• M11: 7,724,336 km (0.077 R)
• M12: 12,849,410 km (0.104 R)
• M13: 14,314,272 km (0.058 R)
• M14: 15,026,657 km (0.088 R)
• M15: 16,846,216 km (0.081 R)
• M16: 18,598,456 km (0.077 R)
• M17: 20,394,977 km (0.075 R)
• M18: 21,221,056 km (0.057 R)
• M19: 23,915,613 km (0.06 R)
• M20: 25,174,030 km (0.106 R)
• M21: 25,603,227 km (0.067 R)
• M22: 26,652,955 km (0.118 R)
• M23: 28,838,430 km (0.111 R)
• M24: 29,974,776 km (0.114 R)
• M25: 31,635,462 km (0.113 R)
• M26: 35,783,362 km (0.108 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.1

Radius: 10.9

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 5.14 AU - 5.22 AU

Year: 7734 Days

Day: 14 Hours

Environment

Temp: -224 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 46,987,092 km

• M1: 135,536 km (0.099 R)
• M2: 782,247 km (0.059 R)
• M3: 1,126,921 km (0.029 R)
• M4: 2,172,909 km (0.112 R)
• M5: 2,710,564 km (0.052 R)
• M6: 3,491,315 km (0.112 R)
• M7: 5,883,086 km (0.051 R)
• M8: 6,868,936 km (0.061 R)
• M9: 7,385,048 km (0.119 R)
• M10: 8,567,919 km (0.077 R)
• M11: 8,976,471 km (0.115 R)
• M12: 11,174,213 km (0.086 R)
• M13: 11,617,621 km (0.088 R)
• M14: 12,304,425 km (0.108 R)
• M15: 14,166,021 km (0.096 R)
• M16: 16,834,548 km (0.046 R)
• M17: 22,021,854 km (0.082 R)
• M18: 22,508,795 km (0.039 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 859.9

Radius: 7.9

Gravity: 13.78 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 5.52 AU - 7.84 AU

Year: 11326 Days

Day: 23.9 Hours

Environment

Temp: -228 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 46,987,092 km

• M1: 100,679 km (0.096 R)
• M2: 364,121 km (0.049 R)
• M3: 655,687 km (0.085 R)
• M4: 1,523,505 km (0.099 R)
• M5: 2,150,619 km (0.099 R)
• M6: 2,421,391 km (0.046 R)
• M7: 2,736,743 km (0.062 R)
• M8: 3,374,180 km (0.115 R)
• M9: 5,141,080 km (0.118 R)
• M10: 5,557,262 km (0.057 R)
• M11: 5,883,983 km (0.086 R)
• M12: 6,185,124 km (0.11 R)
• M13: 7,321,170 km (0.112 R)
• M14: 9,947,510 km (0.064 R)
• M15: 10,928,124 km (0.053 R)
• M16: 11,211,612 km (0.12 R)
• M17: 11,734,307 km (0.079 R)
• M18: 13,271,575 km (0.062 R)
• M19: 13,922,625 km (0.117 R)
• M20: 15,429,375 km (0.093 R)
• M21: 16,003,382 km (0.098 R)
• M22: 16,815,698 km (0.109 R)
• M23: 18,283,253 km (0.084 R)
• M24: 24,235,154 km (0.107 R)
• M25: 24,620,818 km (0.048 R)
• M26: 25,902,572 km (0.113 R)
• M27: 26,610,918 km (0.068 R)
• M28: 28,384,850 km (0.114 R)
• M29: 33,458,611 km (0.04 R)
• M30: 34,419,628 km (0.106 R)
• M31: 36,522,974 km (0.093 R)
• M32: 40,037,177 km (0.105 R)
• M33: 42,781,101 km (0.085 R)
• M34: 49,100,415 km (0.106 R)
• M35: 51,761,312 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 255.7

Radius: 6.7

Gravity: 5.7 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 7.71 AU - 9.03 AU

Year: 15885 Days

Day: 21.6 Hours

Environment

Temp: -218 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 46,987,092 km

• M1: 87,066 km (0.069 R)
• M2: 301,739 km (0.103 R)
• M3: 517,758 km (0.098 R)
• M4: 1,440,478 km (0.104 R)
• M5: 1,753,586 km (0.051 R)
• M6: 2,111,574 km (0.092 R)
• M7: 3,970,776 km (0.118 R)
• M8: 4,860,285 km (0.108 R)
• M9: 6,909,327 km (0.066 R)
• M10: 9,667,463 km (0.085 R)
• M11: 10,887,434 km (0.094 R)
• M12: 13,384,970 km (0.088 R)
• M13: 16,379,022 km (0.102 R)
• M14: 21,916,238 km (0.075 R)
• M15: 22,946,219 km (0.101 R)
• M16: 25,474,423 km (0.105 R)
• M17: 29,605,568 km (0.104 R)
• M18: 30,335,007 km (0.118 R)
• M19: 45,870,447 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 153 - 11,261 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit