🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.72

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.45 AU - 0.59 AU

Year: 143 Days

Day: 12.5 Hours

Environment

Temp: 209 °C

Axial Tilt: 25.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,682,023 km

• M1: 91,554 km (0.094 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.03

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.008

Orbit Range: 0.7 AU - 0.72 AU

Year: 228 Days

Day: 19.6 Hours

Environment

Temp: 123 °C

Axial Tilt: 37 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.68

Radius: 0.86

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 1.17 AU - 1.45 AU

Year: 571 Days

Day: 29.6 Hours

Environment

Temp: -32 °C

Axial Tilt: 36.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.16 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.04

Radius: 1.02

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.15 AU - 3.17 AU

Year: 2139 Days

Day: 33.6 Hours

Environment

Temp: -114 °C

Axial Tilt: 16.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.98

Radius: 1.31

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 2.94 AU - 3.94 AU

Year: 2430 Days

Day: 27.2 Hours

Environment

Temp: -128 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 884.1

Radius: 11.3

Gravity: 6.92 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 4.42 AU - 5.84 AU

Year: 4425 Days

Day: 12.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 57,682,023 km

• M1: 142,567 km (0.111 R)
• M2: 578,645 km (0.102 R)
• M3: 1,074,262 km (0.058 R)
• M4: 1,861,746 km (0.09 R)
• M5: 2,296,327 km (0.105 R)
• M6: 3,710,925 km (0.074 R)
• M7: 5,874,708 km (0.095 R)
• M8: 8,121,818 km (0.11 R)
• M9: 8,500,600 km (0.056 R)
• M10: 10,709,562 km (0.096 R)
• M11: 13,910,657 km (0.057 R)
• M12: 14,619,901 km (0.032 R)
• M13: 15,125,093 km (0.115 R)
• M14: 16,289,114 km (0.038 R)
• M15: 17,138,830 km (0.12 R)
• M16: 17,574,758 km (0.086 R)
• M17: 21,047,822 km (0.119 R)
• M18: 21,764,545 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.5

Radius: 11.9

Gravity: 6.58 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 6.43 AU - 8.33 AU

Year: 7635 Days

Day: 14.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 26 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,682,023 km

• M1: 159,621 km (0.073 R)
• M2: 587,471 km (0.069 R)
• M3: 1,901,688 km (0.105 R)
• M4: 2,536,731 km (0.11 R)
• M5: 3,331,993 km (0.053 R)
• M6: 4,978,318 km (0.046 R)
• M7: 10,435,648 km (0.116 R)
• M8: 11,154,316 km (0.069 R)
• M9: 12,979,111 km (0.052 R)
• M10: 14,867,336 km (0.11 R)
• M11: 17,709,097 km (0.118 R)
• M12: 19,562,614 km (0.096 R)
• M13: 24,355,431 km (0.104 R)
• M14: 28,180,948 km (0.103 R)
• M15: 29,878,435 km (0.111 R)
• M16: 31,855,221 km (0.081 R)
• M17: 33,807,024 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.18 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 290

Radius: 9.8

Gravity: 3.02 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 7.03 AU - 9.33 AU

Year: 8909 Days

Day: 8.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 57,682,023 km

• M1: 124,166 km (0.107 R)
• M2: 480,209 km (0.083 R)
• M3: 1,159,683 km (0.068 R)
• M4: 1,683,874 km (0.12 R)
• M5: 2,246,810 km (0.061 R)
• M6: 2,706,824 km (0.117 R)
• M7: 3,147,390 km (0.064 R)
• M8: 3,770,764 km (0.093 R)
• M9: 4,173,332 km (0.112 R)
• M10: 5,379,091 km (0.033 R)
• M11: 6,769,004 km (0.079 R)
• M12: 7,547,362 km (0.083 R)
• M13: 8,384,362 km (0.073 R)
• M14: 9,885,876 km (0.044 R)
• M15: 13,906,020 km (0.119 R)
• M16: 17,701,467 km (0.099 R)
• M17: 18,562,553 km (0.062 R)
• M18: 19,871,085 km (0.109 R)
• M19: 20,368,348 km (0.065 R)
• M20: 21,760,057 km (0.079 R)
• M21: 27,000,620 km (0.105 R)
• M22: 28,230,315 km (0.08 R)
• M23: 31,851,930 km (0.056 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 725.3

Radius: 5.2

Gravity: 26.82 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 10.45 AU - 16.11 AU

Year: 18429 Days

Day: 15.8 Hours

Environment

Temp: -200 °C

Axial Tilt: 43.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 57,682,023 km

• M1: 64,776 km (0.071 R)
• M2: 478,414 km (0.07 R)
• M3: 660,475 km (0.119 R)
• M4: 856,597 km (0.118 R)
• M5: 1,066,334 km (0.067 R)
• M6: 1,692,550 km (0.107 R)
• M7: 2,974,006 km (0.092 R)
• M8: 3,403,052 km (0.089 R)
• M9: 4,450,537 km (0.049 R)
• M10: 4,866,868 km (0.07 R)
• M11: 5,270,931 km (0.103 R)
• M12: 5,938,886 km (0.088 R)
• M13: 6,145,780 km (0.08 R)
• M14: 7,346,901 km (0.062 R)
• M15: 8,909,750 km (0.117 R)
• M16: 9,912,355 km (0.117 R)
• M17: 10,262,564 km (0.085 R)
• M18: 16,071,748 km (0.052 R)
• M19: 19,208,367 km (0.089 R)
• M20: 24,377,721 km (0.058 R)
• M21: 25,123,018 km (0.118 R)
• M22: 26,883,485 km (0.078 R)
• M23: 28,256,644 km (0.073 R)
• M24: 35,016,972 km (0.044 R)
• M25: 35,692,556 km (0.093 R)
• M26: 37,630,447 km (0.071 R)
• M27: 40,371,080 km (0.081 R)
• M28: 51,094,405 km (0.047 R)
• M29: 51,788,688 km (0.06 R)
• M30: 63,969,246 km (0.065 R)
• M31: 65,181,288 km (0.078 R)
• M32: 66,821,180 km (0.083 R)
• M33: 67,651,299 km (0.048 R)
• M34: 68,488,299 km (0.091 R)
• M35: 71,472,028 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 229.4

Radius: 4.7

Gravity: 10.38 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 15.03 AU - 15.59 AU

Year: 22812 Days

Day: 16.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,682,023 km

• M1: 74,201 km (0.109 R)
• M2: 268,977 km (0.044 R)
• M3: 592,108 km (0.118 R)
• M4: 787,334 km (0.082 R)
• M5: 1,059,602 km (0.084 R)
• M6: 1,463,815 km (0.103 R)
• M7: 2,571,587 km (0.112 R)
• M8: 2,814,684 km (0.09 R)
• M9: 6,796,381 km (0.092 R)
• M10: 7,304,714 km (0.09 R)
• M11: 8,396,779 km (0.085 R)
• M12: 10,123,886 km (0.042 R)
• M13: 10,396,454 km (0.099 R)
• M14: 10,562,358 km (0.116 R)
• M15: 17,780,455 km (0.12 R)
• M16: 19,993,307 km (0.074 R)
• M17: 28,469,073 km (0.116 R)
• M18: 33,365,411 km (0.103 R)
• M19: 33,726,541 km (0.103 R)
• M20: 34,090,363 km (0.045 R)
• M21: 36,074,629 km (0.07 R)
• M22: 36,455,206 km (0.089 R)
• M23: 36,966,531 km (0.116 R)
• M24: 40,271,896 km (0.104 R)
• M25: 47,462,916 km (0.117 R)
• M26: 52,487,460 km (0.105 R)
• M27: 55,127,713 km (0.071 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 265 - 19,229 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit