🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.83 AU - 1.15 AU

Year: 345 Days

Day: 34.4 Hours

Environment

Temp: 109 °C

Axial Tilt: 10.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.05 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 1.72 AU - 2.38 AU

Year: 1027 Days

Day: 18.9 Hours

Environment

Temp: -50 °C

Axial Tilt: 33.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.92

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 2.02 AU - 2.84 AU

Year: 1325 Days

Day: 30.4 Hours

Environment

Temp: -79 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 7.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 243.5

Radius: 11.4

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 7.56 AU - 8.1 AU

Year: 7665 Days

Day: 9.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,283,260 km

• M1: 147,653 km (0.117 R)
• M2: 578,645 km (0.101 R)
• M3: 1,060,350 km (0.042 R)
• M4: 1,484,160 km (0.07 R)
• M5: 2,652,221 km (0.114 R)
• M6: 3,136,319 km (0.06 R)
• M7: 3,615,631 km (0.091 R)
• M8: 4,074,896 km (0.037 R)
• M9: 4,747,788 km (0.104 R)
• M10: 5,299,953 km (0.114 R)
• M11: 6,564,803 km (0.03 R)
• M12: 9,518,763 km (0.055 R)
• M13: 11,286,262 km (0.103 R)
• M14: 15,291,745 km (0.119 R)
• M15: 15,858,421 km (0.073 R)
• M16: 21,677,479 km (0.029 R)
• M17: 24,788,367 km (0.116 R)
• M18: 26,693,496 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.7

Radius: 12.5

Gravity: 6.09 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 11.85 AU - 13.49 AU

Year: 15778 Days

Day: 10.8 Hours

Environment

Temp: -173 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,283,260 km

• M1: 155,432 km (0.081 R)
• M2: 742,903 km (0.029 R)
• M3: 1,155,344 km (0.112 R)
• M4: 2,088,985 km (0.041 R)
• M5: 2,547,951 km (0.092 R)
• M6: 3,672,777 km (0.102 R)
• M7: 4,380,525 km (0.114 R)
• M8: 5,552,774 km (0.117 R)
• M9: 6,233,294 km (0.113 R)
• M10: 7,381,309 km (0.094 R)
• M11: 8,665,307 km (0.091 R)
• M12: 9,305,885 km (0.058 R)
• M13: 12,926,303 km (0.045 R)
• M14: 15,315,232 km (0.108 R)
• M15: 20,296,093 km (0.117 R)
• M16: 27,492,199 km (0.057 R)
• M17: 28,525,920 km (0.102 R)
• M18: 29,944,108 km (0.119 R)
• M19: 31,408,821 km (0.109 R)
• M20: 32,793,050 km (0.048 R)
• M21: 34,480,813 km (0.094 R)
• M22: 35,953,754 km (0.107 R)
• M23: 36,636,818 km (0.082 R)
• M24: 39,746,060 km (0.065 R)
• M25: 45,523,829 km (0.075 R)
• M26: 48,280,918 km (0.103 R)
• M27: 55,566,334 km (0.049 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 685.5

Radius: 7.8

Gravity: 11.27 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 13.62 AU - 16.82 AU

Year: 20773 Days

Day: 16.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 87,283,260 km

• M1: 97,089 km (0.115 R)
• M2: 1,201,869 km (0.058 R)
• M3: 1,753,885 km (0.117 R)
• M4: 2,201,931 km (0.119 R)
• M5: 2,556,927 km (0.098 R)
• M6: 8,881,326 km (0.097 R)
• M7: 9,495,276 km (0.084 R)
• M8: 11,637,667 km (0.064 R)
• M9: 14,083,293 km (0.064 R)
• M10: 18,230,894 km (0.073 R)
• M11: 27,647,033 km (0.075 R)
• M12: 33,514,860 km (0.071 R)
• M13: 47,636,300 km (0.096 R)
• M14: 47,973,494 km (0.087 R)
• M15: 48,312,184 km (0.106 R)
• M16: 58,457,911 km (0.103 R)
• M17: 62,399,965 km (0.119 R)
• M18: 66,936,969 km (0.066 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 949.1

Radius: 4.9

Gravity: 39.53 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 12.98 AU - 17.56 AU

Year: 20875 Days

Day: 22.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,283,260 km

• M1: 68,815 km (0.114 R)
• M2: 310,715 km (0.107 R)
• M3: 482,004 km (0.109 R)
• M4: 903,870 km (0.115 R)
• M5: 1,207,404 km (0.071 R)
• M6: 1,576,313 km (0.108 R)
• M7: 2,709,965 km (0.089 R)
• M8: 5,685,168 km (0.088 R)
• M9: 6,662,491 km (0.102 R)
• M10: 10,512,242 km (0.105 R)
• M11: 10,833,429 km (0.043 R)
• M12: 22,183,719 km (0.038 R)
• M13: 27,851,084 km (0.115 R)
• M14: 28,095,826 km (0.088 R)
• M15: 29,341,678 km (0.109 R)
• M16: 31,015,678 km (0.113 R)
• M17: 36,272,248 km (0.093 R)
• M18: 49,215,904 km (0.078 R)
• M19: 52,500,026 km (0.066 R)
• M20: 57,695,411 km (0.099 R)
• M21: 63,012,269 km (0.082 R)
• M22: 70,218,847 km (0.047 R)
• M23: 72,969,802 km (0.105 R)
• M24: 80,903,725 km (0.028 R)
• M25: 84,436,479 km (0.112 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 15,158 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit