🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 0.54 AU - 0.56 AU

Year: 149 Days

Day: 32.5 Hours

Environment

Temp: 220 °C

Axial Tilt: 17.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.19 AU - 1.41 AU

Year: 541 Days

Day: 26.9 Hours

Environment

Temp: 10 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 76,774,936 km

• M1: 37,848 km (0.084 R)

Asteroid Belt

Center: 1.67 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 1.91 AU - 2.15 AU

Year: 1056 Days

Day: 46.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 21.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 5.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 363.6

Radius: 10.5

Gravity: 3.3 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 4.93 AU - 6.43 AU

Year: 4944 Days

Day: 11.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 76,774,936 km

• M1: 135,984 km (0.113 R)
• M2: 788,830 km (0.097 R)
• M3: 1,562,400 km (0.118 R)
• M4: 1,970,354 km (0.077 R)
• M5: 2,404,187 km (0.049 R)
• M6: 2,733,751 km (0.101 R)
• M7: 4,081,030 km (0.111 R)
• M8: 4,437,821 km (0.119 R)
• M9: 5,012,576 km (0.076 R)
• M10: 6,698,095 km (0.115 R)
• M11: 8,233,268 km (0.108 R)
• M12: 8,660,370 km (0.103 R)
• M13: 9,027,334 km (0.066 R)
• M14: 10,518,226 km (0.085 R)
• M15: 18,080,399 km (0.06 R)
• M16: 18,620,746 km (0.057 R)
• M17: 19,233,649 km (0.111 R)
• M18: 21,351,954 km (0.098 R)
• M19: 23,906,937 km (0.052 R)

Planet 5 - Ice Giant

Semi-Major Axis: 17.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 363.6

Radius: 6.3

Gravity: 9.16 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 17.77 AU - 18.17 AU

Year: 27824 Days

Day: 19.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 76,774,936 km

• M1: 78,539 km (0.083 R)
• M2: 316,998 km (0.118 R)
• M3: 629,657 km (0.106 R)
• M4: 1,048,531 km (0.066 R)
• M5: 1,891,515 km (0.12 R)
• M6: 3,656,770 km (0.1 R)
• M7: 3,900,615 km (0.105 R)
• M8: 4,387,257 km (0.091 R)
• M9: 5,211,092 km (0.081 R)
• M10: 5,520,610 km (0.08 R)
• M11: 5,883,235 km (0.098 R)
• M12: 6,656,357 km (0.036 R)
• M13: 7,113,977 km (0.108 R)
• M14: 8,041,185 km (0.117 R)
• M15: 9,665,369 km (0.117 R)
• M16: 10,312,230 km (0.045 R)
• M17: 10,554,429 km (0.026 R)
• M18: 11,176,607 km (0.103 R)
• M19: 13,260,954 km (0.053 R)
• M20: 15,276,187 km (0.115 R)
• M21: 18,534,727 km (0.104 R)
• M22: 20,563,275 km (0.061 R)
• M23: 24,407,641 km (0.038 R)
• M24: 26,048,430 km (0.093 R)
• M25: 30,407,712 km (0.069 R)
• M26: 30,781,258 km (0.099 R)
• M27: 37,749,377 km (0.116 R)
• M28: 45,536,694 km (0.078 R)
• M29: 48,691,713 km (0.078 R)
• M30: 49,374,029 km (0.118 R)
• M31: 52,881,351 km (0.119 R)
• M32: 54,879,380 km (0.119 R)
• M33: 56,176,693 km (0.099 R)
• M34: 59,218,766 km (0.094 R)
• M35: 69,214,896 km (0.115 R)
• M36: 72,043,791 km (0.09 R)
• M37: 74,271,752 km (0.117 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: 446 - 10,509 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit