🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.15 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.86 AU - 1.44 AU

Year: 470 Days

Day: 12.7 Hours

Environment

Temp: 8 °C

Axial Tilt: 8.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.97 AU - 1.39 AU

Year: 488 Days

Day: 33.5 Hours

Environment

Temp: 3 °C

Axial Tilt: 32.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 1.28 AU - 2.13 AU

Year: 844 Days

Day: 28.9 Hours

Environment

Temp: -75 °C

Axial Tilt: 46.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 48,182,257 km

• M1: 1,155,943 km (0.093 R)
• M2: 1,692,251 km (0.12 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 770.1

Radius: 8.7

Gravity: 10.17 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 4.54 AU - 5.78 AU

Year: 4463 Days

Day: 6.9 Hours

Environment

Temp: -153 °C

Axial Tilt: 32.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,182,257 km

• M1: 108,309 km (0.062 R)
• M2: 758,611 km (0.094 R)
• M3: 1,150,408 km (0.115 R)
• M4: 1,750,295 km (0.109 R)
• M5: 2,350,183 km (0.049 R)
• M6: 2,750,955 km (0.106 R)
• M7: 3,080,968 km (0.105 R)
• M8: 3,755,206 km (0.113 R)
• M9: 5,679,334 km (0.098 R)
• M10: 6,125,135 km (0.044 R)
• M11: 9,635,300 km (0.114 R)
• M12: 10,798,124 km (0.03 R)
• M13: 11,114,224 km (0.075 R)
• M14: 11,623,605 km (0.097 R)
• M15: 12,051,754 km (0.092 R)
• M16: 19,008,653 km (0.057 R)
• M17: 21,320,539 km (0.105 R)
• M18: 22,764,757 km (0.105 R)
• M19: 24,660,311 km (0.107 R)
• M20: 27,655,261 km (0.079 R)
• M21: 28,077,875 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 241

Radius: 7.3

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 10.62 AU - 14.54 AU

Year: 16991 Days

Day: 19.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 48,182,257 km

• M1: 101,727 km (0.101 R)
• M2: 410,347 km (0.06 R)
• M3: 668,254 km (0.081 R)
• M4: 1,523,505 km (0.087 R)
• M5: 2,031,389 km (0.099 R)
• M6: 2,297,375 km (0.106 R)
• M7: 4,894,992 km (0.093 R)
• M8: 5,476,030 km (0.112 R)
• M9: 6,736,542 km (0.115 R)
• M10: 8,179,563 km (0.079 R)
• M11: 10,375,061 km (0.097 R)
• M12: 19,421,095 km (0.054 R)
• M13: 23,265,610 km (0.115 R)
• M14: 24,713,568 km (0.078 R)
• M15: 24,991,671 km (0.063 R)
• M16: 25,459,762 km (0.109 R)
• M17: 28,901,261 km (0.062 R)
• M18: 32,863,810 km (0.079 R)
• M19: 36,092,730 km (0.077 R)
• M20: 45,631,838 km (0.066 R)
• M21: 48,182,183 km (0.036 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 359 - 15,328 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit