🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.53 AU - 0.63 AU

Year: 160 Days

Day: 44.3 Hours

Environment

Temp: 179 °C

Axial Tilt: 19.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.05 AU - 1.27 AU

Year: 452 Days

Day: 41 Hours

Environment

Temp: 18 °C

Axial Tilt: 26.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.69

Radius: 1.69

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 2.75 AU - 3.21 AU

Year: 1860 Days

Day: 41.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.14 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 800.7

Radius: 14.5

Gravity: 3.81 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 7.34 AU - 11.24 AU

Year: 10240 Days

Day: 5.7 Hours

Environment

Temp: -167 °C

Axial Tilt: 176.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 56,360,270 km

• M1: 180,265 km (0.086 R)
• M2: 667,356 km (0.082 R)
• M3: 1,839,755 km (0.095 R)
• M4: 2,665,984 km (0.098 R)
• M5: 3,576,137 km (0.087 R)
• M6: 4,654,588 km (0.108 R)
• M7: 5,353,210 km (0.104 R)
• M8: 6,921,295 km (0.041 R)
• M9: 9,351,213 km (0.118 R)
• M10: 10,414,256 km (0.099 R)
• M11: 11,166,733 km (0.114 R)
• M12: 13,455,281 km (0.111 R)
• M13: 16,395,627 km (0.084 R)
• M14: 18,553,427 km (0.083 R)
• M15: 21,402,519 km (0.06 R)
• M16: 23,065,598 km (0.115 R)
• M17: 38,828,427 km (0.045 R)
• M18: 39,855,566 km (0.065 R)
• M19: 43,869,276 km (0.101 R)
• M20: 50,081,178 km (0.117 R)
• M21: 50,687,199 km (0.073 R)

Planet 5 - Ice Giant

Semi-Major Axis: 12.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 418.6

Radius: 7.5

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 11.63 AU - 13.71 AU

Year: 16310 Days

Day: 18.7 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 56,360,270 km

• M1: 94,546 km (0.111 R)
• M2: 374,593 km (0.081 R)
• M3: 636,988 km (0.109 R)
• M4: 972,386 km (0.062 R)
• M5: 1,737,280 km (0.079 R)
• M6: 2,170,964 km (0.086 R)
• M7: 2,740,334 km (0.115 R)
• M8: 3,036,837 km (0.089 R)
• M9: 5,018,261 km (0.076 R)
• M10: 5,428,458 km (0.097 R)
• M11: 6,199,934 km (0.066 R)
• M12: 6,876,416 km (0.064 R)
• M13: 7,689,630 km (0.093 R)
• M14: 8,953,283 km (0.09 R)
• M15: 10,623,543 km (0.063 R)
• M16: 10,902,094 km (0.098 R)
• M17: 11,767,219 km (0.109 R)
• M18: 12,677,372 km (0.046 R)
• M19: 13,568,228 km (0.065 R)
• M20: 14,636,805 km (0.087 R)
• M21: 16,196,363 km (0.103 R)
• M22: 20,833,448 km (0.103 R)
• M23: 21,982,061 km (0.108 R)
• M24: 24,212,715 km (0.081 R)
• M25: 26,692,299 km (0.098 R)
• M26: 28,046,310 km (0.031 R)
• M27: 29,774,913 km (0.05 R)
• M28: 36,510,108 km (0.092 R)
• M29: 36,890,386 km (0.11 R)
• M30: 40,432,116 km (0.104 R)
• M31: 41,111,888 km (0.045 R)
• M32: 43,197,283 km (0.099 R)
• M33: 43,907,723 km (0.113 R)
• M34: 45,791,459 km (0.088 R)
• M35: 46,678,724 km (0.053 R)
• M36: 48,947,077 km (0.106 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 346 - 12,967 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit