🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.68 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.02

Radius: 1.32

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.6 AU - 0.76 AU

Year: 212 Days

Day: 31.7 Hours

Environment

Temp: 182 °C

Axial Tilt: 33.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 81,731,602 km

• M1: 32,164 km (0.07 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.08 AU - 1.08 AU

Year: 425 Days

Day: 14.9 Hours

Environment

Temp: 1 °C

Axial Tilt: 8.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.29

Radius: 1.11

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 3.53 AU - 4.59 AU

Year: 3098 Days

Day: 20.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 11.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,731,602 km

• M1: 462,856 km (0.088 R)

Asteroid Belt

Center: 4.41 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 585.9

Radius: 11.9

Gravity: 4.14 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 3.7 AU - 5.8 AU

Year: 3921 Days

Day: 8.5 Hours

Environment

Temp: -146 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 81,731,602 km

• M1: 149,299 km (0.106 R)
• M2: 732,730 km (0.066 R)
• M3: 1,186,760 km (0.08 R)
• M4: 1,757,326 km (0.075 R)
• M5: 2,385,188 km (0.074 R)
• M6: 3,140,059 km (0.113 R)
• M7: 4,357,188 km (0.108 R)
• M8: 4,973,381 km (0.098 R)
• M9: 5,433,395 km (0.104 R)
• M10: 6,987,118 km (0.041 R)
• M11: 7,732,116 km (0.051 R)
• M12: 8,892,397 km (0.029 R)
• M13: 9,266,092 km (0.12 R)
• M14: 10,287,098 km (0.101 R)
• M15: 12,002,088 km (0.086 R)
• M16: 12,692,033 km (0.118 R)
• M17: 13,603,682 km (0.058 R)
• M18: 14,713,250 km (0.112 R)
• M19: 15,450,169 km (0.099 R)
• M20: 16,046,316 km (0.048 R)
• M21: 17,169,497 km (0.086 R)
• M22: 20,528,119 km (0.104 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 798.4

Radius: 8.2

Gravity: 11.87 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 4.91 AU - 4.97 AU

Year: 4159 Days

Day: 11.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 81,731,602 km

• M1: 143,464 km (0.101 R)
• M2: 451,636 km (0.077 R)
• M3: 710,141 km (0.099 R)
• M4: 1,292,376 km (0.06 R)
• M5: 1,675,197 km (0.096 R)
• M6: 2,670,771 km (0.095 R)
• M7: 7,546,315 km (0.112 R)
• M8: 8,945,653 km (0.056 R)
• M9: 9,872,263 km (0.095 R)
• M10: 12,885,912 km (0.11 R)
• M11: 15,654,669 km (0.06 R)
• M12: 19,776,091 km (0.093 R)
• M13: 20,042,973 km (0.061 R)
• M14: 20,583,620 km (0.061 R)
• M15: 24,721,946 km (0.1 R)
• M16: 27,603,051 km (0.11 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.1

Radius: 11.7

Gravity: 6.87 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 5.49 AU - 8.03 AU

Year: 6657 Days

Day: 8.4 Hours

Environment

Temp: -155 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 81,731,602 km

• M1: 145,708 km (0.069 R)
• M2: 594,203 km (0.066 R)
• M3: 1,560,455 km (0.045 R)
• M4: 2,313,681 km (0.047 R)
• M5: 3,016,791 km (0.116 R)
• M6: 3,808,313 km (0.041 R)
• M7: 4,454,875 km (0.103 R)
• M8: 5,295,316 km (0.112 R)
• M9: 5,868,126 km (0.118 R)
• M10: 6,307,345 km (0.096 R)
• M11: 8,246,732 km (0.114 R)
• M12: 9,466,553 km (0.094 R)
• M13: 10,072,125 km (0.088 R)
• M14: 12,535,254 km (0.043 R)
• M15: 13,323,486 km (0.099 R)
• M16: 13,965,709 km (0.063 R)
• M17: 14,628,428 km (0.05 R)
• M18: 15,312,090 km (0.045 R)
• M19: 16,082,070 km (0.049 R)
• M20: 16,810,313 km (0.107 R)
• M21: 17,908,810 km (0.081 R)
• M22: 19,127,584 km (0.1 R)
• M23: 21,176,027 km (0.112 R)
• M24: 22,456,735 km (0.117 R)
• M25: 24,301,127 km (0.041 R)
• M26: 24,996,159 km (0.063 R)
• M27: 28,576,185 km (0.094 R)
• M28: 30,139,034 km (0.06 R)
• M29: 32,694,016 km (0.114 R)
• M30: 39,886,682 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346.2

Radius: 9.8

Gravity: 3.6 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 10.79 AU - 11.61 AU

Year: 14196 Days

Day: 11.5 Hours

Environment

Temp: -182 °C

Axial Tilt: 36.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 81,731,602 km

• M1: 121,922 km (0.119 R)
• M2: 495,319 km (0.101 R)
• M3: 838,047 km (0.045 R)
• M4: 1,433,746 km (0.068 R)
• M5: 1,866,383 km (0.118 R)
• M6: 2,480,333 km (0.085 R)
• M7: 3,019,633 km (0.087 R)
• M8: 3,461,695 km (0.078 R)
• M9: 4,247,682 km (0.045 R)
• M10: 5,375,799 km (0.11 R)
• M11: 5,921,233 km (0.105 R)
• M12: 6,391,270 km (0.072 R)
• M13: 7,202,988 km (0.115 R)
• M14: 8,081,875 km (0.079 R)
• M15: 9,459,373 km (0.073 R)
• M16: 10,357,708 km (0.12 R)
• M17: 11,421,199 km (0.109 R)
• M18: 13,578,251 km (0.067 R)
• M19: 14,396,850 km (0.077 R)
• M20: 14,785,506 km (0.029 R)
• M21: 17,194,330 km (0.099 R)
• M22: 18,378,248 km (0.094 R)
• M23: 19,536,584 km (0.11 R)
• M24: 21,490,183 km (0.084 R)
• M25: 22,341,395 km (0.079 R)
• M26: 25,310,314 km (0.072 R)
• M27: 28,940,905 km (0.089 R)
• M28: 30,613,259 km (0.085 R)
• M29: 32,793,050 km (0.057 R)
• M30: 37,703,600 km (0.087 R)
• M31: 38,566,929 km (0.113 R)
• M32: 41,758,600 km (0.106 R)
• M33: 42,682,816 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 986.1

Radius: 3.7

Gravity: 72.03 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 10.65 AU - 16.13 AU

Year: 18558 Days

Day: 17 Hours

Environment

Temp: -196 °C

Axial Tilt: 115.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,731,602 km

• M1: 55,052 km (0.111 R)
• M2: 514,467 km (0.078 R)
• M3: 670,498 km (0.094 R)
• M4: 951,891 km (0.098 R)
• M5: 1,189,453 km (0.045 R)
• M6: 1,481,767 km (0.097 R)
• M7: 2,456,098 km (0.073 R)
• M8: 3,459,002 km (0.049 R)
• M9: 3,608,600 km (0.11 R)
• M10: 4,423,011 km (0.102 R)
• M11: 4,671,343 km (0.103 R)
• M12: 5,553,223 km (0.111 R)
• M13: 6,909,926 km (0.048 R)
• M14: 7,147,637 km (0.07 R)
• M15: 9,774,426 km (0.086 R)
• M16: 9,953,494 km (0.062 R)
• M17: 10,195,544 km (0.117 R)
• M18: 12,001,788 km (0.092 R)
• M19: 14,238,127 km (0.032 R)
• M20: 15,413,667 km (0.034 R)
• M21: 16,232,416 km (0.047 R)
• M22: 16,908,000 km (0.111 R)
• M23: 18,314,819 km (0.112 R)
• M24: 18,954,200 km (0.044 R)
• M25: 23,317,521 km (0.087 R)
• M26: 25,617,439 km (0.119 R)
• M27: 33,012,959 km (0.086 R)
• M28: 33,686,598 km (0.059 R)
• M29: 34,507,142 km (0.068 R)
• M30: 37,338,133 km (0.102 R)
• M31: 38,216,721 km (0.099 R)
• M32: 40,320,217 km (0.101 R)
• M33: 43,941,233 km (0.038 R)
• M34: 52,914,113 km (0.12 R)
• M35: 66,388,244 km (0.107 R)
• M36: 70,746,778 km (0.091 R)
• M37: 71,416,527 km (0.077 R)
• M38: 72,090,615 km (0.026 R)
• M39: 75,757,110 km (0.115 R)
• M40: 81,486,858 km (0.092 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 19,002 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit