🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.63 AU - 0.77 AU

Year: 214 Days

Day: 30.1 Hours

Environment

Temp: 201 °C

Axial Tilt: 36.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.52

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 0.74 AU - 0.76 AU

Year: 237 Days

Day: 17.2 Hours

Environment

Temp: 176 °C

Axial Tilt: 73.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 83,685,018 km

• M1: 269,575 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.17 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.96 AU - 1.38 AU

Year: 462 Days

Day: 28.2 Hours

Environment

Temp: 14 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.14 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.11

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 2.02 AU - 2.26 AU

Year: 1143 Days

Day: 44.5 Hours

Environment

Temp: -82 °C

Axial Tilt: 155.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,685,018 km

• M1: 157,527 km (0.09 R)

Asteroid Belt

Center: 6.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 10.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 236.1

Radius: 9.6

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 10.12 AU - 10.4 AU

Year: 12004 Days

Day: 5.1 Hours

Environment

Temp: -179 °C

Axial Tilt: 26.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 83,685,018 km

• M1: 119,977 km (0.043 R)
• M2: 506,090 km (0.075 R)
• M3: 950,096 km (0.118 R)
• M4: 2,312,633 km (0.043 R)
• M5: 3,899,418 km (0.102 R)
• M6: 5,021,552 km (0.08 R)
• M7: 5,752,786 km (0.04 R)
• M8: 8,374,638 km (0.085 R)
• M9: 12,987,339 km (0.12 R)
• M10: 14,718,785 km (0.087 R)
• M11: 15,082,757 km (0.07 R)
• M12: 19,420,496 km (0.102 R)
• M13: 21,135,786 km (0.069 R)
• M14: 21,599,240 km (0.116 R)
• M15: 25,905,714 km (0.068 R)
• M16: 28,916,820 km (0.08 R)
• M17: 31,547,947 km (0.12 R)
• M18: 35,298,964 km (0.063 R)
• M19: 37,169,536 km (0.073 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 62.2

Radius: 10.4

Gravity: 0.58 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 10.83 AU - 12.69 AU

Year: 14730 Days

Day: 6.3 Hours

Environment

Temp: -172 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 83,685,018 km

• M1: 532,568 km (0.102 R)
• M2: 1,403,078 km (0.117 R)
• M3: 4,723,104 km (0.097 R)
• M4: 5,802,153 km (0.111 R)
• M5: 6,155,952 km (0.086 R)
• M6: 11,562,569 km (0.073 R)
• M7: 12,268,073 km (0.062 R)
• M8: 12,705,048 km (0.08 R)
• M9: 14,237,080 km (0.091 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.2

Radius: 14.2

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 12.1 AU - 12.66 AU

Year: 15910 Days

Day: 12.8 Hours

Environment

Temp: -174 °C

Axial Tilt: 5.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 83,685,018 km

• M1: 177,423 km (0.109 R)
• M2: 1,464,414 km (0.07 R)
• M3: 2,380,850 km (0.119 R)
• M4: 2,847,745 km (0.072 R)
• M5: 4,577,994 km (0.077 R)
• M6: 5,526,744 km (0.095 R)
• M7: 6,638,555 km (0.08 R)
• M8: 9,258,911 km (0.033 R)
• M9: 12,727,787 km (0.1 R)
• M10: 13,236,569 km (0.083 R)
• M11: 13,700,173 km (0.113 R)
• M12: 16,848,610 km (0.071 R)
• M13: 19,767,863 km (0.093 R)
• M14: 20,221,593 km (0.106 R)
• M15: 23,765,716 km (0.115 R)
• M16: 25,594,999 km (0.074 R)
• M17: 27,236,387 km (0.043 R)
• M18: 28,947,038 km (0.106 R)
• M19: 31,031,984 km (0.091 R)
• M20: 31,645,634 km (0.045 R)
• M21: 36,850,593 km (0.065 R)
• M22: 38,235,720 km (0.061 R)
• M23: 39,535,875 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.3

Radius: 4.6

Gravity: 19.15 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 12.88 AU - 17.9 AU

Year: 22052 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 3.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 83,685,018 km

• M1: 57,146 km (0.072 R)
• M2: 213,925 km (0.119 R)
• M3: 488,437 km (0.081 R)
• M4: 762,949 km (0.105 R)
• M5: 907,760 km (0.103 R)
• M6: 1,200,074 km (0.096 R)
• M7: 2,903,246 km (0.025 R)
• M8: 3,535,596 km (0.058 R)
• M9: 4,129,051 km (0.071 R)
• M10: 5,625,628 km (0.086 R)
• M11: 7,450,124 km (0.054 R)
• M12: 7,780,436 km (0.06 R)
• M13: 10,723,923 km (0.09 R)
• M14: 11,452,315 km (0.119 R)
• M15: 12,148,544 km (0.071 R)
• M16: 12,672,286 km (0.099 R)
• M17: 13,142,771 km (0.072 R)
• M18: 14,261,763 km (0.067 R)
• M19: 14,844,447 km (0.107 R)
• M20: 15,141,698 km (0.109 R)
• M21: 18,250,940 km (0.115 R)
• M22: 19,640,854 km (0.12 R)
• M23: 29,256,856 km (0.115 R)
• M24: 29,606,765 km (0.097 R)
• M25: 34,154,839 km (0.067 R)
• M26: 34,672,747 km (0.039 R)
• M27: 42,186,300 km (0.086 R)
• M28: 46,636,239 km (0.088 R)
• M29: 47,273,675 km (0.101 R)
• M30: 48,402,840 km (0.098 R)
• M31: 49,715,412 km (0.095 R)
• M32: 50,547,625 km (0.094 R)
• M33: 53,273,148 km (0.053 R)
• M34: 55,025,538 km (0.08 R)
• M35: 57,360,461 km (0.118 R)
• M36: 59,200,814 km (0.072 R)
• M37: 64,957,789 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 600.6

Radius: 4.4

Gravity: 31.02 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 14.23 AU - 18.91 AU

Year: 24636 Days

Day: 20.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 33.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,685,018 km

• M1: 58,044 km (0.09 R)
• M2: 444,156 km (0.05 R)
• M3: 733,778 km (0.085 R)
• M4: 2,136,856 km (0.036 R)
• M5: 2,925,536 km (0.096 R)
• M6: 5,776,572 km (0.1 R)
• M7: 8,627,160 km (0.11 R)
• M8: 11,083,257 km (0.099 R)
• M9: 13,893,005 km (0.12 R)
• M10: 17,938,879 km (0.096 R)
• M11: 19,602,856 km (0.12 R)
• M12: 27,647,631 km (0.047 R)
• M13: 29,359,031 km (0.104 R)
• M14: 29,860,633 km (0.111 R)
• M15: 34,081,237 km (0.102 R)
• M16: 40,047,649 km (0.101 R)
• M17: 51,959,978 km (0.035 R)
• M18: 54,181,506 km (0.065 R)
• M19: 57,827,057 km (0.109 R)
• M20: 67,323,380 km (0.083 R)
• M21: 74,741,340 km (0.086 R)
• M22: 75,675,878 km (0.111 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: 215 - 16,506 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit