🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.55 AU - 0.59 AU

Year: 158 Days

Day: 30.4 Hours

Environment

Temp: 176 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,734,003 km

• M1: 62,831 km (0.114 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.53 AU - 0.73 AU

Year: 184 Days

Day: 22.2 Hours

Environment

Temp: 132 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 59,734,003 km

• M1: 26,928 km (0.119 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.66 AU - 0.78 AU

Year: 224 Days

Day: 35 Hours

Environment

Temp: 124 °C

Axial Tilt: 35.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 59,734,003 km

• M1: 26,628 km (0.079 R)
• M2: 100,530 km (0.103 R)

Asteroid Belt

Center: 1.93 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.69

Radius: 0.86

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 2.49 AU - 3.77 AU

Year: 2033 Days

Day: 18 Hours

Environment

Temp: -106 °C

Axial Tilt: 43.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.53 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297

Radius: 12.4

Gravity: 1.93 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 5.72 AU - 6.12 AU

Year: 5288 Days

Day: 12.9 Hours

Environment

Temp: -149 °C

Axial Tilt: 47 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 59,734,003 km

• M1: 181,462 km (0.044 R)
• M2: 602,879 km (0.108 R)
• M3: 1,235,529 km (0.074 R)
• M4: 2,448,169 km (0.069 R)
• M5: 3,468,127 km (0.094 R)
• M6: 5,744,109 km (0.086 R)
• M7: 6,246,010 km (0.092 R)
• M8: 6,837,969 km (0.104 R)
• M9: 7,306,360 km (0.081 R)
• M10: 8,914,388 km (0.034 R)
• M11: 9,860,295 km (0.073 R)
• M12: 10,459,285 km (0.046 R)
• M13: 11,338,621 km (0.092 R)
• M14: 11,996,253 km (0.11 R)
• M15: 12,540,640 km (0.062 R)
• M16: 16,881,372 km (0.106 R)
• M17: 17,973,137 km (0.115 R)
• M18: 21,136,384 km (0.108 R)
• M19: 23,440,790 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900

Radius: 10.2

Gravity: 8.65 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 5.77 AU - 6.39 AU

Year: 5503 Days

Day: 5.9 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 59,734,003 km

• M1: 126,859 km (0.091 R)
• M2: 447,597 km (0.112 R)
• M3: 889,808 km (0.081 R)
• M4: 1,235,379 km (0.054 R)
• M5: 1,620,145 km (0.093 R)
• M6: 2,308,295 km (0.095 R)
• M7: 2,804,661 km (0.045 R)
• M8: 3,180,900 km (0.114 R)
• M9: 4,361,825 km (0.097 R)
• M10: 4,786,833 km (0.079 R)
• M11: 5,239,217 km (0.064 R)
• M12: 5,566,836 km (0.11 R)
• M13: 6,496,587 km (0.092 R)
• M14: 7,983,440 km (0.088 R)
• M15: 8,580,485 km (0.089 R)
• M16: 9,465,955 km (0.099 R)
• M17: 10,180,584 km (0.114 R)
• M18: 12,176,219 km (0.072 R)
• M19: 12,913,737 km (0.093 R)
• M20: 13,680,725 km (0.084 R)
• M21: 17,185,205 km (0.088 R)
• M22: 18,796,075 km (0.119 R)
• M23: 19,425,284 km (0.113 R)
• M24: 20,213,365 km (0.08 R)
• M25: 21,853,407 km (0.111 R)
• M26: 24,476,904 km (0.104 R)
• M27: 26,512,183 km (0.106 R)
• M28: 32,287,708 km (0.08 R)
• M29: 32,787,216 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.1

Radius: 12.2

Gravity: 4.95 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.09 AU - 9.59 AU

Year: 8841 Days

Day: 9.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 20.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 59,734,003 km

• M1: 151,692 km (0.086 R)
• M2: 631,901 km (0.104 R)
• M3: 1,443,769 km (0.1 R)
• M4: 2,135,360 km (0.093 R)
• M5: 2,529,850 km (0.108 R)
• M6: 3,169,680 km (0.114 R)
• M7: 3,762,237 km (0.071 R)
• M8: 4,427,648 km (0.09 R)
• M9: 7,096,025 km (0.12 R)
• M10: 9,460,569 km (0.053 R)
• M11: 10,088,432 km (0.115 R)
• M12: 11,698,404 km (0.101 R)
• M13: 12,308,913 km (0.098 R)
• M14: 13,116,592 km (0.056 R)
• M15: 14,082,545 km (0.105 R)
• M16: 16,566,319 km (0.082 R)
• M17: 17,550,822 km (0.038 R)
• M18: 20,900,169 km (0.108 R)
• M19: 25,473,675 km (0.101 R)
• M20: 27,456,894 km (0.08 R)
• M21: 31,835,773 km (0.038 R)
• M22: 32,590,046 km (0.117 R)
• M23: 42,336,048 km (0.082 R)
• M24: 44,708,371 km (0.108 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 322.2

Radius: 10.1

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 7.66 AU - 10.76 AU

Year: 10260 Days

Day: 12.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 59,734,003 km

• M1: 145,708 km (0.096 R)
• M2: 544,686 km (0.061 R)
• M3: 1,963,472 km (0.08 R)
• M4: 2,454,901 km (0.094 R)
• M5: 3,068,252 km (0.105 R)
• M6: 3,639,118 km (0.096 R)
• M7: 4,491,078 km (0.097 R)
• M8: 5,501,611 km (0.085 R)
• M9: 6,110,175 km (0.11 R)
• M10: 6,657,105 km (0.098 R)
• M11: 7,809,458 km (0.115 R)
• M12: 11,190,519 km (0.048 R)
• M13: 12,650,146 km (0.088 R)
• M14: 14,528,796 km (0.112 R)
• M15: 16,134,579 km (0.056 R)
• M16: 21,503,348 km (0.077 R)
• M17: 23,010,845 km (0.114 R)
• M18: 24,418,412 km (0.074 R)
• M19: 28,513,803 km (0.05 R)
• M20: 34,727,799 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.46 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 133.5

Radius: 4.2

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 16 AU - 22.92 AU

Year: 31513 Days

Day: 24.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 59,734,003 km

• M1: 52,509 km (0.117 R)
• M2: 653,743 km (0.061 R)
• M3: 2,316,074 km (0.107 R)
• M4: 2,860,012 km (0.039 R)
• M5: 3,002,280 km (0.034 R)
• M6: 5,636,997 km (0.114 R)
• M7: 6,693,906 km (0.118 R)
• M8: 8,156,824 km (0.113 R)
• M9: 8,395,582 km (0.059 R)
• M10: 14,763,365 km (0.119 R)
• M11: 15,844,509 km (0.059 R)
• M12: 23,943,738 km (0.1 R)
• M13: 32,599,022 km (0.1 R)
• M14: 38,947,656 km (0.112 R)
• M15: 39,760,870 km (0.111 R)
• M16: 42,552,965 km (0.076 R)
• M17: 53,185,484 km (0.1 R)
• M18: 56,568,789 km (0.098 R)
• M19: 57,262,325 km (0.096 R)
• M20: 58,137,024 km (0.111 R)
• M21: 58,489,476 km (0.066 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: 247 - 17,583 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit