🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.89

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.61 AU - 0.77 AU

Year: 203 Days

Day: 32.9 Hours

Environment

Temp: 228 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 1.98 AU - 2.98 AU

Year: 1386 Days

Day: 31.8 Hours

Environment

Temp: -68 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.61 AU - 4.15 AU

Year: 2711 Days

Day: 25.3 Hours

Environment

Temp: -115 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.75

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 3.32 AU - 4.68 AU

Year: 2838 Days

Day: 25.5 Hours

Environment

Temp: -107 °C

Axial Tilt: 144.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 980.8

Radius: 13.4

Gravity: 5.46 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 4.29 AU - 6.63 AU

Year: 4526 Days

Day: 5.6 Hours

Environment

Temp: -138 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 62,829,030 km

• M1: 166,652 km (0.028 R)
• M2: 685,757 km (0.108 R)
• M3: 1,400,834 km (0.059 R)
• M4: 2,318,318 km (0.08 R)
• M5: 3,648,542 km (0.082 R)
• M6: 5,017,961 km (0.069 R)
• M7: 6,126,930 km (0.102 R)
• M8: 7,464,335 km (0.073 R)
• M9: 8,510,623 km (0.109 R)
• M10: 10,394,210 km (0.099 R)
• M11: 11,650,084 km (0.057 R)
• M12: 12,189,833 km (0.117 R)
• M13: 13,266,638 km (0.1 R)
• M14: 13,747,147 km (0.05 R)
• M15: 14,405,976 km (0.069 R)
• M16: 15,143,344 km (0.102 R)
• M17: 18,412,805 km (0.117 R)
• M18: 21,609,712 km (0.1 R)
• M19: 23,108,682 km (0.077 R)
• M20: 24,675,870 km (0.107 R)
• M21: 28,636,473 km (0.11 R)
• M22: 29,893,544 km (0.119 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 472.7

Radius: 8

Gravity: 7.39 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.42 AU - 6.44 AU

Year: 5123 Days

Day: 6.3 Hours

Environment

Temp: -140 °C

Axial Tilt: 28 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 62,829,030 km

• M1: 99,483 km (0.071 R)
• M2: 364,271 km (0.037 R)
• M3: 800,199 km (0.104 R)
• M4: 1,370,616 km (0.103 R)
• M5: 1,752,090 km (0.028 R)
• M6: 2,203,128 km (0.058 R)
• M7: 2,695,305 km (0.079 R)
• M8: 4,330,559 km (0.088 R)
• M9: 4,743,599 km (0.094 R)
• M10: 5,050,873 km (0.113 R)
• M11: 6,232,397 km (0.104 R)
• M12: 6,791,594 km (0.111 R)
• M13: 7,797,191 km (0.075 R)
• M14: 9,248,589 km (0.055 R)
• M15: 9,729,397 km (0.098 R)
• M16: 12,676,774 km (0.088 R)
• M17: 13,675,789 km (0.037 R)
• M18: 14,512,190 km (0.111 R)
• M19: 16,576,192 km (0.1 R)
• M20: 17,106,367 km (0.091 R)
• M21: 18,450,055 km (0.116 R)
• M22: 18,828,388 km (0.073 R)
• M23: 19,470,462 km (0.088 R)
• M24: 19,862,708 km (0.117 R)
• M25: 24,531,657 km (0.097 R)
• M26: 25,921,571 km (0.106 R)
• M27: 26,796,270 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 94.2

Radius: 9.1

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 6.43 AU - 10.45 AU

Year: 8699 Days

Day: 14.4 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 62,829,030 km

• M1: 113,246 km (0.092 R)
• M2: 443,109 km (0.046 R)
• M3: 941,569 km (0.111 R)
• M4: 1,413,401 km (0.075 R)
• M5: 1,763,310 km (0.047 R)
• M6: 2,268,203 km (0.07 R)
• M7: 3,141,555 km (0.049 R)
• M8: 4,467,292 km (0.05 R)
• M9: 5,179,826 km (0.066 R)
• M10: 12,122,963 km (0.093 R)
• M11: 14,183,075 km (0.105 R)
• M12: 14,631,569 km (0.083 R)
• M13: 16,249,022 km (0.069 R)
• M14: 16,961,706 km (0.029 R)
• M15: 17,752,181 km (0.101 R)
• M16: 18,567,041 km (0.087 R)
• M17: 19,589,841 km (0.097 R)
• M18: 22,210,347 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 264.6

Radius: 7.5

Gravity: 4.7 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 12.75 AU - 20.59 AU

Year: 24146 Days

Day: 17.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 62,829,030 km

• M1: 93,349 km (0.085 R)
• M2: 350,209 km (0.099 R)
• M3: 856,597 km (0.053 R)
• M4: 2,389,078 km (0.088 R)
• M5: 2,947,676 km (0.055 R)
• M6: 3,481,591 km (0.12 R)
• M7: 4,480,606 km (0.062 R)
• M8: 5,437,284 km (0.084 R)
• M9: 7,794,947 km (0.097 R)
• M10: 10,530,942 km (0.111 R)
• M11: 11,650,383 km (0.111 R)
• M12: 13,043,438 km (0.074 R)
• M13: 14,193,547 km (0.038 R)
• M14: 20,434,920 km (0.096 R)
• M15: 21,063,081 km (0.113 R)
• M16: 31,142,088 km (0.116 R)
• M17: 37,012,009 km (0.079 R)
• M18: 39,167,415 km (0.066 R)
• M19: 40,696,754 km (0.117 R)
• M20: 42,555,059 km (0.107 R)
• M21: 44,919,005 km (0.03 R)
• M22: 52,367,034 km (0.117 R)
• M23: 58,419,614 km (0.096 R)

Kuiper Belt

Range: 30.9 - 48.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 280 - 16,875 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit