🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 0.41 AU - 0.68 AU

Year: 146 Days

Day: 23.7 Hours

Environment

Temp: 206 °C

Axial Tilt: 31.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.33 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.19 AU - 1.47 AU

Year: 563 Days

Day: 28.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 38.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 34,798,452 km

• M1: 41,588 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 7.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.6

Radius: 8.1

Gravity: 11.61 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 6.53 AU - 8.85 AU

Year: 7828 Days

Day: 9.9 Hours

Environment

Temp: -163 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 34,798,452 km

• M1: 101,278 km (0.094 R)
• M2: 524,789 km (0.111 R)
• M3: 866,172 km (0.094 R)
• M4: 1,330,224 km (0.104 R)
• M5: 2,958,447 km (0.092 R)
• M6: 3,262,879 km (0.1 R)
• M7: 3,612,190 km (0.089 R)
• M8: 4,169,741 km (0.115 R)
• M9: 5,051,023 km (0.118 R)
• M10: 5,983,017 km (0.102 R)
• M11: 8,698,667 km (0.094 R)
• M12: 10,032,183 km (0.112 R)
• M13: 10,373,565 km (0.077 R)
• M14: 14,533,284 km (0.085 R)
• M15: 15,224,426 km (0.119 R)
• M16: 17,429,498 km (0.099 R)
• M17: 17,923,171 km (0.102 R)
• M18: 20,299,982 km (0.105 R)
• M19: 22,297,114 km (0.049 R)
• M20: 34,274,518 km (0.116 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.7

Radius: 10.9

Gravity: 1.94 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 6.9 AU - 9.06 AU

Year: 8275 Days

Day: 13.6 Hours

Environment

Temp: -157 °C

Axial Tilt: 29.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 34,798,452 km

• M1: 135,536 km (0.096 R)
• M2: 571,165 km (0.078 R)
• M3: 990,488 km (0.103 R)
• M4: 1,938,788 km (0.106 R)
• M5: 2,679,298 km (0.079 R)
• M6: 3,291,153 km (0.101 R)
• M7: 3,859,176 km (0.069 R)
• M8: 5,497,273 km (0.115 R)
• M9: 6,114,215 km (0.098 R)
• M10: 7,591,942 km (0.051 R)
• M11: 10,652,116 km (0.091 R)
• M12: 12,828,167 km (0.078 R)
• M13: 16,684,800 km (0.091 R)
• M14: 18,616,557 km (0.09 R)
• M15: 19,336,422 km (0.107 R)
• M16: 20,348,003 km (0.091 R)
• M17: 24,906,101 km (0.105 R)

Planet 5 - Ice Giant

Semi-Major Axis: 14.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 63.8

Radius: 7.8

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 12.82 AU - 16.18 AU

Year: 20269 Days

Day: 22 Hours

Environment

Temp: -192 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 34,798,452 km

• M1: 99,333 km (0.098 R)
• M2: 541,694 km (0.1 R)
• M3: 787,633 km (0.081 R)
• M4: 1,277,267 km (0.059 R)
• M5: 1,623,436 km (0.074 R)
• M6: 2,723,429 km (0.107 R)
• M7: 3,792,605 km (0.105 R)
• M8: 5,901,935 km (0.077 R)
• M9: 6,456,046 km (0.076 R)
• M10: 7,592,541 km (0.116 R)
• M11: 10,674,706 km (0.114 R)
• M12: 11,796,690 km (0.118 R)
• M13: 12,941,562 km (0.114 R)
• M14: 14,561,707 km (0.09 R)
• M15: 19,440,991 km (0.06 R)
• M16: 23,906,637 km (0.117 R)
• M17: 25,478,761 km (0.105 R)
• M18: 26,246,946 km (0.114 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 344 - 14,565 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit