🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.48 AU - 0.66 AU

Year: 274 Days

Day: 40.6 Hours

Environment

Temp: -117 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.54 AU - 0.62 AU

Year: 281 Days

Day: 47 Hours

Environment

Temp: -123 °C

Axial Tilt: 154.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,269,806 km

• M1: 81,680 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.54 AU - 0.7 AU

Year: 310 Days

Day: 14.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 47.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 68,269,806 km

• M1: 40,092 km (0.118 R)
• M2: 62,083 km (0.118 R)

Asteroid Belt

Center: 1.46 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 480.9

Radius: 9.4

Gravity: 5.44 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 1.88 AU - 2.72 AU

Year: 2218 Days

Day: 8.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 68,269,806 km

• M1: 119,828 km (0.077 R)
• M2: 418,425 km (0.118 R)
• M3: 715,078 km (0.101 R)
• M4: 2,159,894 km (0.11 R)
• M5: 2,462,680 km (0.08 R)
• M6: 3,266,320 km (0.105 R)
• M7: 5,522,256 km (0.106 R)
• M8: 7,079,869 km (0.089 R)
• M9: 8,503,442 km (0.119 R)
• M10: 9,698,280 km (0.048 R)
• M11: 10,074,070 km (0.033 R)
• M12: 10,602,450 km (0.041 R)
• M13: 11,372,879 km (0.117 R)
• M14: 13,695,087 km (0.092 R)
• M15: 14,787,301 km (0.106 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 749.7

Radius: 10.9

Gravity: 6.31 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 2.98 AU - 4.28 AU

Year: 4397 Days

Day: 6 Hours

Environment

Temp: -204 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 68,269,806 km

• M1: 135,536 km (0.116 R)
• M2: 623,823 km (0.098 R)
• M3: 1,093,560 km (0.099 R)
• M4: 1,695,542 km (0.099 R)
• M5: 3,182,396 km (0.097 R)
• M6: 3,625,654 km (0.105 R)
• M7: 4,296,451 km (0.083 R)
• M8: 4,662,068 km (0.094 R)
• M9: 5,372,808 km (0.039 R)
• M10: 5,885,629 km (0.083 R)
• M11: 7,380,411 km (0.058 R)
• M12: 8,647,655 km (0.071 R)
• M13: 9,193,388 km (0.052 R)
• M14: 9,638,142 km (0.077 R)
• M15: 12,763,541 km (0.054 R)
• M16: 14,691,259 km (0.075 R)
• M17: 17,106,217 km (0.097 R)
• M18: 17,533,020 km (0.033 R)
• M19: 19,509,208 km (0.047 R)
• M20: 21,913,994 km (0.054 R)
• M21: 26,647,719 km (0.035 R)
• M22: 28,224,780 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 307.6

Radius: 8.4

Gravity: 4.36 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 3.7 AU - 5.54 AU

Year: 6314 Days

Day: 12.8 Hours

Environment

Temp: -215 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 68,269,806 km

• M1: 104,419 km (0.11 R)
• M2: 391,049 km (0.094 R)
• M3: 774,468 km (0.101 R)
• M4: 1,288,187 km (0.045 R)
• M5: 1,557,912 km (0.084 R)
• M6: 1,972,747 km (0.074 R)
• M7: 3,212,614 km (0.113 R)
• M8: 4,020,742 km (0.117 R)
• M9: 4,532,965 km (0.096 R)
• M10: 4,983,853 km (0.106 R)
• M11: 5,246,996 km (0.05 R)
• M12: 5,744,409 km (0.118 R)
• M13: 7,258,489 km (0.069 R)
• M14: 7,528,812 km (0.038 R)
• M15: 8,089,804 km (0.065 R)
• M16: 8,716,021 km (0.116 R)
• M17: 9,453,837 km (0.039 R)
• M18: 10,065,094 km (0.078 R)
• M19: 15,214,851 km (0.091 R)
• M20: 15,714,808 km (0.053 R)
• M21: 17,101,580 km (0.119 R)
• M22: 17,824,736 km (0.059 R)
• M23: 18,132,010 km (0.097 R)
• M24: 21,264,589 km (0.079 R)
• M25: 23,616,268 km (0.069 R)
• M26: 23,987,121 km (0.12 R)
• M27: 25,743,400 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 6.64 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 768.1

Radius: 6.6

Gravity: 17.63 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 6.63 AU - 6.65 AU

Year: 10879 Days

Day: 20 Hours

Environment

Temp: -228 °C

Axial Tilt: 6.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 68,269,806 km

• M1: 84,074 km (0.036 R)
• M2: 383,719 km (0.098 R)
• M3: 604,824 km (0.07 R)
• M4: 913,744 km (0.117 R)
• M5: 1,163,871 km (0.068 R)
• M6: 3,733,364 km (0.026 R)
• M7: 4,176,623 km (0.118 R)
• M8: 4,623,472 km (0.087 R)
• M9: 8,832,109 km (0.108 R)
• M10: 10,132,563 km (0.105 R)
• M11: 15,829,250 km (0.041 R)
• M12: 17,967,003 km (0.073 R)
• M13: 24,753,062 km (0.101 R)
• M14: 25,329,014 km (0.085 R)
• M15: 27,825,204 km (0.04 R)
• M16: 28,031,799 km (0.114 R)
• M17: 29,506,235 km (0.107 R)
• M18: 30,480,865 km (0.116 R)
• M19: 31,142,537 km (0.032 R)
• M20: 32,152,921 km (0.078 R)
• M21: 33,650,545 km (0.039 R)
• M22: 37,912,888 km (0.067 R)
• M23: 38,166,905 km (0.119 R)
• M24: 40,107,339 km (0.067 R)
• M25: 44,043,857 km (0.095 R)
• M26: 52,516,781 km (0.07 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 84

Radius: 3.2

Gravity: 8.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 6.7 AU - 10.86 AU

Year: 16542 Days

Day: 23.9 Hours

Environment

Temp: -229 °C

Axial Tilt: 3.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 68,269,806 km

• M1: 43,683 km (0.094 R)
• M2: 233,821 km (0.034 R)
• M3: 375,042 km (0.058 R)
• M4: 1,099,544 km (0.075 R)
• M5: 1,983,069 km (0.092 R)
• M6: 4,583,978 km (0.064 R)
• M7: 5,425,167 km (0.098 R)
• M8: 6,430,614 km (0.072 R)
• M9: 8,720,060 km (0.038 R)
• M10: 9,091,960 km (0.118 R)
• M11: 10,968,665 km (0.083 R)
• M12: 19,130,875 km (0.099 R)
• M13: 19,617,367 km (0.095 R)
• M14: 25,692,686 km (0.067 R)
• M15: 26,712,944 km (0.098 R)
• M16: 28,114,975 km (0.089 R)
• M17: 32,614,131 km (0.079 R)
• M18: 32,910,185 km (0.082 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 593.2

Radius: 7.9

Gravity: 9.5 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.11 AU - 10.65 AU

Year: 18266 Days

Day: 17.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 68,269,806 km

• M1: 100,979 km (0.102 R)
• M2: 393,442 km (0.057 R)
• M3: 747,840 km (0.102 R)
• M4: 1,176,288 km (0.116 R)
• M5: 1,920,537 km (0.119 R)
• M6: 2,481,978 km (0.11 R)
• M7: 4,396,083 km (0.086 R)
• M8: 5,556,215 km (0.118 R)
• M9: 6,227,909 km (0.102 R)
• M10: 7,041,422 km (0.096 R)
• M11: 8,167,745 km (0.064 R)
• M12: 9,962,919 km (0.112 R)
• M13: 13,330,666 km (0.114 R)
• M14: 14,603,595 km (0.03 R)
• M15: 15,495,946 km (0.111 R)
• M16: 16,110,793 km (0.035 R)
• M17: 16,902,016 km (0.061 R)
• M18: 17,801,997 km (0.072 R)
• M19: 22,884,884 km (0.085 R)
• M20: 24,394,626 km (0.059 R)
• M21: 27,056,420 km (0.062 R)
• M22: 29,788,227 km (0.093 R)
• M23: 30,858,450 km (0.058 R)
• M24: 35,793,385 km (0.113 R)
• M25: 59,288,179 km (0.03 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 538 - 15,903 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit