🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 0.74 AU - 0.8 AU

Year: 293 Days

Day: 25.8 Hours

Environment

Temp: -39 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,854,646 km

• M1: 37,100 km (0.12 R)
• M2: 64,028 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.18 AU - 1.88 AU

Year: 820 Days

Day: 35.5 Hours

Environment

Temp: -91 °C

Axial Tilt: 38.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.7 AU - 2 AU

Year: 1091 Days

Day: 21.5 Hours

Environment

Temp: -104 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 376

Radius: 11.2

Gravity: 3 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 2.73 AU - 3.55 AU

Year: 2412 Days

Day: 6 Hours

Environment

Temp: -157 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 57,854,646 km

• M1: 139,276 km (0.027 R)
• M2: 495,468 km (0.12 R)
• M3: 854,054 km (0.103 R)
• M4: 1,224,010 km (0.099 R)
• M5: 1,733,839 km (0.1 R)
• M6: 2,209,411 km (0.11 R)
• M7: 2,578,319 km (0.059 R)
• M8: 3,094,432 km (0.102 R)
• M9: 3,576,137 km (0.102 R)
• M10: 4,239,155 km (0.057 R)
• M11: 4,897,834 km (0.115 R)
• M12: 5,623,683 km (0.1 R)
• M13: 6,121,994 km (0.117 R)
• M14: 9,230,189 km (0.058 R)
• M15: 10,512,691 km (0.115 R)
• M16: 10,905,236 km (0.099 R)
• M17: 11,531,153 km (0.106 R)
• M18: 13,139,480 km (0.068 R)
• M19: 14,018,966 km (0.091 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.1

Radius: 11.5

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 3.22 AU - 3.56 AU

Year: 2706 Days

Day: 6 Hours

Environment

Temp: -156 °C

Axial Tilt: 42 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,854,646 km

• M1: 143,016 km (0.099 R)
• M2: 506,987 km (0.071 R)
• M3: 1,121,386 km (0.05 R)
• M4: 1,780,065 km (0.1 R)
• M5: 2,209,561 km (0.094 R)
• M6: 2,877,665 km (0.091 R)
• M7: 4,119,327 km (0.111 R)
• M8: 4,747,040 km (0.118 R)
• M9: 6,307,495 km (0.112 R)
• M10: 7,419,905 km (0.069 R)
• M11: 8,185,846 km (0.069 R)
• M12: 9,150,004 km (0.041 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 218.3

Radius: 6.4

Gravity: 5.33 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 10.75 AU - 17.89 AU

Year: 23490 Days

Day: 20.7 Hours

Environment

Temp: -211 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,854,646 km

• M1: 80,334 km (0.078 R)
• M2: 389,254 km (0.066 R)
• M3: 2,232,299 km (0.114 R)
• M4: 7,698,456 km (0.066 R)
• M5: 10,779,125 km (0.102 R)
• M6: 15,438,949 km (0.101 R)
• M7: 18,165,819 km (0.106 R)
• M8: 19,141,796 km (0.057 R)
• M9: 22,096,353 km (0.112 R)
• M10: 23,586,498 km (0.054 R)
• M11: 40,946,732 km (0.107 R)
• M12: 41,499,497 km (0.102 R)
• M13: 47,002,604 km (0.059 R)
• M14: 50,876,441 km (0.032 R)
• M15: 54,457,066 km (0.037 R)
• M16: 55,461,915 km (0.056 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: 442 - 12,178 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit