🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 0.39 AU - 0.61 AU

Year: 228 Days

Day: 40.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 37.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 0.48 AU - 0.58 AU

Year: 249 Days

Day: 26.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.53 AU - 0.65 AU

Year: 293 Days

Day: 39.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 9.1

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 0.58 AU - 0.92 AU

Year: 419 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,421,667 km

• M1: 113,246 km (0.082 R)
• M2: 468,840 km (0.089 R)
• M3: 838,795 km (0.1 R)
• M4: 1,353,262 km (0.083 R)
• M5: 1,757,027 km (0.071 R)
• M6: 2,143,737 km (0.059 R)
• M7: 2,696,502 km (0.065 R)
• M8: 3,168,333 km (0.113 R)
• M9: 3,669,337 km (0.102 R)
• M10: 4,208,487 km (0.076 R)
• M11: 4,577,096 km (0.076 R)
• M12: 5,138,986 km (0.055 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.2

Radius: 8.1

Gravity: 10.98 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 2.33 AU - 2.57 AU

Year: 2476 Days

Day: 9.5 Hours

Environment

Temp: -194 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 43,421,667 km

• M1: 100,679 km (0.037 R)
• M2: 406,757 km (0.111 R)
• M3: 819,497 km (0.076 R)
• M4: 1,125,126 km (0.082 R)
• M5: 1,631,365 km (0.064 R)
• M6: 1,986,061 km (0.104 R)
• M7: 2,592,232 km (0.101 R)
• M8: 2,867,193 km (0.071 R)
• M9: 4,768,283 km (0.105 R)
• M10: 5,326,881 km (0.075 R)
• M11: 6,006,654 km (0.058 R)
• M12: 6,408,623 km (0.068 R)
• M13: 7,296,187 km (0.029 R)
• M14: 7,661,057 km (0.084 R)
• M15: 7,974,165 km (0.083 R)
• M16: 8,592,902 km (0.074 R)
• M17: 8,862,926 km (0.066 R)
• M18: 9,243,353 km (0.082 R)
• M19: 14,037,965 km (0.096 R)
• M20: 14,650,718 km (0.113 R)
• M21: 15,429,076 km (0.038 R)
• M22: 17,334,504 km (0.087 R)
• M23: 18,482,967 km (0.117 R)
• M24: 18,876,858 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 469.2

Radius: 8.7

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 2.53 AU - 3.27 AU

Year: 3189 Days

Day: 7.1 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 43,421,667 km

• M1: 121,623 km (0.078 R)
• M2: 407,355 km (0.104 R)
• M3: 681,269 km (0.087 R)
• M4: 1,271,582 km (0.106 R)
• M5: 1,711,549 km (0.075 R)
• M6: 2,429,769 km (0.094 R)
• M7: 3,589,601 km (0.102 R)
• M8: 3,934,873 km (0.111 R)
• M9: 4,827,822 km (0.079 R)
• M10: 6,551,190 km (0.065 R)
• M11: 8,283,533 km (0.099 R)
• M12: 10,000,169 km (0.103 R)
• M13: 10,608,733 km (0.037 R)
• M14: 13,888,068 km (0.06 R)
• M15: 14,693,802 km (0.028 R)
• M16: 17,083,628 km (0.099 R)
• M17: 18,851,725 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 298.3

Radius: 12.3

Gravity: 1.97 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.76 AU - 3.04 AU

Year: 3189 Days

Day: 12.6 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 43,421,667 km

• M1: 182,809 km (0.102 R)
• M2: 673,190 km (0.06 R)
• M3: 1,149,809 km (0.078 R)
• M4: 1,704,817 km (0.086 R)
• M5: 2,304,406 km (0.091 R)
• M6: 5,460,173 km (0.109 R)
• M7: 6,066,493 km (0.059 R)
• M8: 7,270,756 km (0.112 R)
• M9: 9,350,765 km (0.11 R)
• M10: 10,693,106 km (0.108 R)
• M11: 13,626,272 km (0.088 R)
• M12: 15,920,953 km (0.102 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.3

Radius: 9.7

Gravity: 2.38 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 3.22 AU - 4.84 AU

Year: 5224 Days

Day: 10.7 Hours

Environment

Temp: -207 °C

Axial Tilt: 1.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 43,421,667 km

• M1: 120,725 km (0.091 R)
• M2: 662,120 km (0.109 R)
• M3: 1,018,612 km (0.069 R)
• M4: 1,336,657 km (0.079 R)
• M5: 2,101,401 km (0.111 R)
• M6: 2,447,720 km (0.097 R)
• M7: 2,816,180 km (0.074 R)
• M8: 3,365,204 km (0.106 R)
• M9: 3,882,813 km (0.089 R)
• M10: 4,342,976 km (0.113 R)
• M11: 5,101,287 km (0.098 R)
• M12: 5,474,085 km (0.077 R)
• M13: 5,811,728 km (0.087 R)
• M14: 6,909,626 km (0.08 R)
• M15: 8,512,418 km (0.114 R)
• M16: 9,327,427 km (0.12 R)
• M17: 10,349,480 km (0.12 R)
• M18: 11,486,573 km (0.102 R)
• M19: 12,840,434 km (0.039 R)
• M20: 16,019,389 km (0.103 R)
• M21: 16,443,948 km (0.037 R)
• M22: 17,818,752 km (0.09 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.5

Radius: 10.2

Gravity: 3.72 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 4.67 AU - 6.43 AU

Year: 8442 Days

Day: 5.6 Hours

Environment

Temp: -209 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 43,421,667 km

• M1: 130,449 km (0.107 R)
• M2: 608,564 km (0.055 R)
• M3: 961,017 km (0.11 R)
• M4: 1,304,793 km (0.108 R)
• M5: 1,745,807 km (0.047 R)
• M6: 2,648,630 km (0.111 R)
• M7: 3,091,590 km (0.117 R)
• M8: 3,516,597 km (0.098 R)
• M9: 5,002,553 km (0.088 R)
• M10: 5,997,079 km (0.116 R)
• M11: 8,135,581 km (0.098 R)
• M12: 9,332,962 km (0.076 R)
• M13: 10,502,967 km (0.111 R)
• M14: 11,717,852 km (0.034 R)
• M15: 12,177,267 km (0.106 R)
• M16: 12,701,906 km (0.104 R)
• M17: 14,308,887 km (0.081 R)
• M18: 14,952,606 km (0.079 R)
• M19: 16,935,227 km (0.066 R)
• M20: 17,457,024 km (0.101 R)
• M21: 18,601,598 km (0.09 R)
• M22: 20,890,445 km (0.064 R)
• M23: 22,412,903 km (0.051 R)
• M24: 28,324,711 km (0.117 R)
• M25: 33,949,142 km (0.109 R)

Planet 10 - Ice Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 515

Radius: 3.2

Gravity: 50.29 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 5.56 AU - 6.82 AU

Year: 9944 Days

Day: 16.5 Hours

Environment

Temp: -214 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,421,667 km

• M1: 39,793 km (0.071 R)
• M2: 430,243 km (0.116 R)
• M3: 793,467 km (0.091 R)
• M4: 1,319,752 km (0.114 R)
• M5: 1,948,063 km (0.092 R)
• M6: 2,080,757 km (0.085 R)
• M7: 2,237,236 km (0.09 R)
• M8: 2,713,406 km (0.106 R)
• M9: 5,301,449 km (0.113 R)
• M10: 5,430,104 km (0.104 R)
• M11: 14,353,168 km (0.107 R)
• M12: 15,176,255 km (0.058 R)
• M13: 23,351,779 km (0.08 R)
• M14: 35,386,479 km (0.077 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: 469 - 12,070 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit