🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.28 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.83

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 1.02 AU - 1.54 AU

Year: 540 Days

Day: 21.4 Hours

Environment

Temp: 2 °C

Axial Tilt: 26.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.86

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.56 AU - 2.24 AU

Year: 976 Days

Day: 38.1 Hours

Environment

Temp: -62 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 5.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 13.3

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.27 AU - 6.51 AU

Year: 4665 Days

Day: 9.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 35.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 48,017,135 km

• M1: 165,455 km (0.111 R)
• M2: 756,965 km (0.096 R)
• M3: 1,519,017 km (0.063 R)
• M4: 2,238,283 km (0.114 R)
• M5: 3,069,898 km (0.08 R)
• M6: 3,709,728 km (0.117 R)
• M7: 5,301,599 km (0.09 R)
• M8: 6,448,715 km (0.087 R)
• M9: 14,431,108 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 834.5

Radius: 10.5

Gravity: 7.57 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 5.32 AU - 6.32 AU

Year: 5234 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 48,017,135 km

• M1: 130,599 km (0.053 R)
• M2: 473,627 km (0.082 R)
• M3: 938,278 km (0.044 R)
• M4: 1,386,772 km (0.117 R)
• M5: 1,849,179 km (0.07 R)
• M6: 2,282,116 km (0.099 R)
• M7: 2,856,571 km (0.067 R)
• M8: 3,229,668 km (0.079 R)
• M9: 3,657,518 km (0.106 R)
• M10: 4,003,089 km (0.102 R)
• M11: 5,345,431 km (0.095 R)
• M12: 5,731,244 km (0.099 R)
• M13: 6,103,743 km (0.106 R)
• M14: 6,794,885 km (0.12 R)
• M15: 7,985,385 km (0.05 R)
• M16: 8,934,882 km (0.097 R)
• M17: 11,200,393 km (0.11 R)
• M18: 11,983,837 km (0.102 R)
• M19: 15,786,315 km (0.117 R)
• M20: 17,796,013 km (0.104 R)
• M21: 18,124,829 km (0.113 R)
• M22: 19,135,512 km (0.06 R)
• M23: 19,759,635 km (0.106 R)
• M24: 22,165,169 km (0.063 R)
• M25: 23,953,013 km (0.093 R)
• M26: 24,923,005 km (0.098 R)
• M27: 27,725,572 km (0.069 R)
• M28: 30,920,683 km (0.117 R)
• M29: 31,684,081 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 789.3

Radius: 9.7

Gravity: 8.39 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 6.25 AU - 6.75 AU

Year: 6178 Days

Day: 8.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,017,135 km

• M1: 120,576 km (0.093 R)
• M2: 859,739 km (0.054 R)
• M3: 1,192,445 km (0.069 R)
• M4: 1,829,732 km (0.1 R)
• M5: 2,988,965 km (0.09 R)
• M6: 3,343,662 km (0.055 R)
• M7: 4,526,981 km (0.105 R)
• M8: 5,228,894 km (0.071 R)
• M9: 6,001,567 km (0.075 R)
• M10: 6,603,848 km (0.029 R)
• M11: 7,208,972 km (0.101 R)
• M12: 8,947,598 km (0.119 R)
• M13: 9,510,984 km (0.118 R)
• M14: 11,594,284 km (0.107 R)
• M15: 12,850,607 km (0.118 R)
• M16: 17,560,546 km (0.11 R)
• M17: 18,512,886 km (0.065 R)
• M18: 18,861,300 km (0.034 R)
• M19: 21,576,501 km (0.074 R)
• M20: 26,078,798 km (0.116 R)
• M21: 26,516,671 km (0.073 R)
• M22: 29,911,795 km (0.058 R)
• M23: 35,478,182 km (0.081 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 664

Radius: 13.2

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 6.78 AU - 7.3 AU

Year: 6963 Days

Day: 8.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 143.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 48,017,135 km

• M1: 164,558 km (0.104 R)
• M2: 730,038 km (0.086 R)
• M3: 1,269,488 km (0.069 R)
• M4: 1,727,855 km (0.071 R)
• M5: 2,433,509 km (0.085 R)
• M6: 3,093,684 km (0.05 R)
• M7: 4,115,587 km (0.049 R)
• M8: 4,610,008 km (0.05 R)
• M9: 5,719,426 km (0.104 R)
• M10: 6,645,287 km (0.092 R)
• M11: 9,135,942 km (0.059 R)
• M12: 12,727,787 km (0.062 R)
• M13: 14,836,668 km (0.096 R)
• M14: 15,879,964 km (0.036 R)
• M15: 17,169,348 km (0.082 R)
• M16: 18,666,972 km (0.049 R)
• M17: 23,599,962 km (0.12 R)
• M18: 24,512,957 km (0.071 R)
• M19: 26,497,822 km (0.096 R)
• M20: 27,848,840 km (0.038 R)
• M21: 33,923,112 km (0.101 R)
• M22: 35,300,161 km (0.111 R)
• M23: 37,045,669 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 257.4

Radius: 7.3

Gravity: 4.83 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 10.95 AU - 13.93 AU

Year: 16356 Days

Day: 23.7 Hours

Environment

Temp: -194 °C

Axial Tilt: 16 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 48,017,135 km

• M1: 93,050 km (0.094 R)
• M2: 580,440 km (0.111 R)
• M3: 1,397,843 km (0.116 R)
• M4: 2,741,381 km (0.059 R)
• M5: 2,977,746 km (0.073 R)
• M6: 3,345,756 km (0.081 R)
• M7: 4,847,569 km (0.04 R)
• M8: 5,763,856 km (0.071 R)
• M9: 7,306,958 km (0.106 R)
• M10: 10,135,405 km (0.088 R)
• M11: 15,495,198 km (0.062 R)
• M12: 15,835,084 km (0.12 R)
• M13: 18,430,158 km (0.098 R)
• M14: 18,734,889 km (0.12 R)
• M15: 20,228,923 km (0.04 R)
• M16: 22,227,551 km (0.041 R)
• M17: 39,014,975 km (0.106 R)
• M18: 46,172,186 km (0.063 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 208 - 11,865 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit