🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 0.46 AU - 0.64 AU

Year: 157 Days

Day: 27.8 Hours

Environment

Temp: 178 °C

Axial Tilt: 0 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 83,054,680 km

• M1: 45,478 km (0.088 R)
• M2: 143,764 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 2.04 AU - 2.34 AU

Year: 1248 Days

Day: 22.1 Hours

Environment

Temp: -86 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,054,680 km

• M1: 804,238 km (0.098 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 3.15 AU - 3.73 AU

Year: 2456 Days

Day: 38.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 20.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.17

Radius: 0.49

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 2.97 AU - 4.93 AU

Year: 3022 Days

Day: 22.7 Hours

Environment

Temp: -141 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 863.9

Radius: 14.5

Gravity: 4.11 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 3.88 AU - 5.08 AU

Year: 3651 Days

Day: 8.6 Hours

Environment

Temp: -142 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,054,680 km

• M1: 187,147 km (0.031 R)
• M2: 669,301 km (0.117 R)
• M3: 1,133,054 km (0.094 R)
• M4: 2,044,554 km (0.114 R)
• M5: 2,526,858 km (0.032 R)
• M6: 3,049,702 km (0.075 R)
• M7: 4,069,660 km (0.093 R)
• M8: 5,227,398 km (0.07 R)
• M9: 5,826,987 km (0.059 R)
• M10: 6,594,723 km (0.118 R)
• M11: 7,263,126 km (0.089 R)
• M12: 7,871,840 km (0.055 R)
• M13: 9,386,518 km (0.035 R)
• M14: 10,443,128 km (0.054 R)
• M15: 12,221,697 km (0.025 R)
• M16: 15,366,394 km (0.112 R)
• M17: 19,142,544 km (0.108 R)
• M18: 20,906,901 km (0.065 R)
• M19: 21,518,457 km (0.077 R)
• M20: 23,643,644 km (0.095 R)
• M21: 24,832,798 km (0.117 R)
• M22: 25,518,854 km (0.12 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 708.5

Radius: 9.1

Gravity: 8.56 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 4.59 AU - 7.45 AU

Year: 5687 Days

Day: 8.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 83,054,680 km

• M1: 113,844 km (0.11 R)
• M2: 476,020 km (0.117 R)
• M3: 787,782 km (0.111 R)
• M4: 1,405,023 km (0.073 R)
• M5: 1,904,082 km (0.057 R)
• M6: 3,216,205 km (0.103 R)
• M7: 3,512,109 km (0.053 R)
• M8: 7,311,596 km (0.071 R)
• M9: 10,539,619 km (0.077 R)
• M10: 11,293,143 km (0.044 R)
• M11: 12,697,418 km (0.104 R)
• M12: 14,046,642 km (0.112 R)
• M13: 15,429,375 km (0.06 R)
• M14: 21,500,356 km (0.06 R)
• M15: 21,949,000 km (0.082 R)
• M16: 22,556,965 km (0.082 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.1

Radius: 8.8

Gravity: 5.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 8.05 AU - 8.17 AU

Year: 8892 Days

Day: 8.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 45 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 83,054,680 km

• M1: 113,246 km (0.079 R)
• M2: 693,386 km (0.093 R)
• M3: 1,882,091 km (0.1 R)
• M4: 2,684,833 km (0.102 R)
• M5: 3,380,164 km (0.108 R)
• M6: 4,190,685 km (0.099 R)
• M7: 5,735,882 km (0.108 R)
• M8: 6,742,376 km (0.104 R)
• M9: 8,180,909 km (0.113 R)
• M10: 14,056,964 km (0.118 R)
• M11: 14,826,196 km (0.042 R)
• M12: 20,487,728 km (0.102 R)
• M13: 21,708,596 km (0.111 R)
• M14: 22,816,069 km (0.096 R)
• M15: 25,229,083 km (0.096 R)
• M16: 27,715,698 km (0.103 R)
• M17: 31,246,058 km (0.107 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557.5

Radius: 3.1

Gravity: 58.01 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 10.67 AU - 17.33 AU

Year: 20168 Days

Day: 15.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 34 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 83,054,680 km

• M1: 40,242 km (0.116 R)
• M2: 152,889 km (0.083 R)
• M3: 314,904 km (0.098 R)
• M4: 414,685 km (0.053 R)
• M5: 1,397,543 km (0.113 R)
• M6: 2,746,916 km (0.111 R)
• M7: 2,919,702 km (0.12 R)
• M8: 4,144,908 km (0.07 R)
• M9: 5,794,823 km (0.043 R)
• M10: 6,588,290 km (0.12 R)
• M11: 6,808,498 km (0.075 R)
• M12: 7,594,186 km (0.102 R)
• M13: 10,788,998 km (0.081 R)
• M14: 12,712,229 km (0.074 R)
• M15: 13,612,209 km (0.087 R)
• M16: 17,386,414 km (0.088 R)
• M17: 19,197,446 km (0.109 R)
• M18: 24,633,533 km (0.076 R)
• M19: 26,577,109 km (0.109 R)
• M20: 35,643,488 km (0.067 R)
• M21: 37,423,403 km (0.111 R)
• M22: 38,547,781 km (0.032 R)
• M23: 41,456,562 km (0.056 R)
• M24: 44,978,545 km (0.105 R)
• M25: 46,409,448 km (0.094 R)
• M26: 50,372,595 km (0.093 R)
• M27: 52,610,579 km (0.084 R)
• M28: 61,254,195 km (0.103 R)
• M29: 61,447,625 km (0.116 R)
• M30: 64,800,113 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 820.4

Radius: 3

Gravity: 91.16 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 13.44 AU - 15.18 AU

Year: 20841 Days

Day: 20.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 22.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 83,054,680 km

• M1: 37,549 km (0.053 R)
• M2: 223,948 km (0.055 R)
• M3: 396,883 km (0.059 R)
• M4: 505,491 km (0.095 R)
• M5: 897,438 km (0.109 R)
• M6: 1,087,427 km (0.094 R)
• M7: 1,530,386 km (0.111 R)
• M8: 1,671,307 km (0.052 R)
• M9: 1,782,758 km (0.094 R)
• M10: 2,301,264 km (0.114 R)
• M11: 3,186,435 km (0.044 R)
• M12: 3,782,881 km (0.041 R)
• M13: 8,117,928 km (0.073 R)
• M14: 9,218,370 km (0.108 R)
• M15: 9,333,561 km (0.068 R)
• M16: 9,984,760 km (0.083 R)
• M17: 11,913,376 km (0.099 R)
• M18: 12,396,727 km (0.096 R)
• M19: 12,964,899 km (0.102 R)
• M20: 14,931,064 km (0.081 R)
• M21: 19,253,844 km (0.028 R)
• M22: 20,014,699 km (0.104 R)
• M23: 22,521,810 km (0.058 R)
• M24: 26,487,649 km (0.106 R)
• M25: 28,512,307 km (0.053 R)
• M26: 29,126,855 km (0.12 R)
• M27: 29,499,803 km (0.116 R)
• M28: 31,023,307 km (0.061 R)
• M29: 31,282,261 km (0.114 R)
• M30: 34,088,717 km (0.104 R)
• M31: 35,341,151 km (0.109 R)
• M32: 36,479,890 km (0.114 R)
• M33: 37,496,257 km (0.091 R)
• M34: 37,642,863 km (0.115 R)
• M35: 53,953,968 km (0.066 R)
• M36: 59,155,785 km (0.11 R)
• M37: 70,319,078 km (0.098 R)
• M38: 71,890,753 km (0.117 R)
• M39: 72,571,423 km (0.086 R)
• M40: 76,746,251 km (0.058 R)
• M41: 78,412,023 km (0.072 R)
• M42: 81,815,674 km (0.057 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 357 - 10,507 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit