🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.86 AU - 0.9 AU

Year: 297 Days

Day: 25.3 Hours

Environment

Temp: 148 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.98 AU - 1.24 AU

Year: 421 Days

Day: 17.2 Hours

Environment

Temp: 15 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 42,091,230 km

• M1: 57,146 km (0.047 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 3.26 AU - 3.72 AU

Year: 2346 Days

Day: 41.4 Hours

Environment

Temp: -113 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.11 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 8.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 387.2

Radius: 8.8

Gravity: 5 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 7.41 AU - 10.03 AU

Year: 9267 Days

Day: 13.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 44.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 42,091,230 km

• M1: 112,647 km (0.114 R)
• M2: 401,072 km (0.11 R)
• M3: 747,092 km (0.082 R)
• M4: 1,447,060 km (0.101 R)
• M5: 1,804,150 km (0.093 R)
• M6: 2,892,325 km (0.12 R)
• M7: 3,265,722 km (0.107 R)
• M8: 3,910,488 km (0.112 R)
• M9: 4,889,756 km (0.054 R)
• M10: 5,421,427 km (0.093 R)
• M11: 6,600,557 km (0.11 R)
• M12: 8,719,461 km (0.038 R)
• M13: 9,061,592 km (0.058 R)
• M14: 10,616,512 km (0.109 R)
• M15: 11,006,813 km (0.114 R)
• M16: 13,954,938 km (0.119 R)
• M17: 15,146,036 km (0.038 R)
• M18: 15,516,291 km (0.107 R)
• M19: 16,403,706 km (0.077 R)
• M20: 18,349,076 km (0.11 R)
• M21: 18,699,435 km (0.031 R)
• M22: 21,977,423 km (0.113 R)
• M23: 22,452,247 km (0.105 R)
• M24: 23,586,647 km (0.079 R)
• M25: 26,500,365 km (0.033 R)
• M26: 30,420,278 km (0.097 R)
• M27: 31,607,487 km (0.103 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 153.6

Radius: 5.9

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 13.06 AU - 13.46 AU

Year: 17377 Days

Day: 17.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 19.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,091,230 km

• M1: 86,617 km (0.107 R)
• M2: 496,815 km (0.097 R)
• M3: 729,888 km (0.106 R)
• M4: 928,255 km (0.072 R)
• M5: 1,724,863 km (0.066 R)
• M6: 2,099,905 km (0.091 R)
• M7: 2,471,207 km (0.117 R)
• M8: 3,460,947 km (0.066 R)
• M9: 5,108,019 km (0.09 R)
• M10: 5,420,679 km (0.081 R)
• M11: 6,912,618 km (0.105 R)
• M12: 7,373,529 km (0.083 R)
• M13: 7,651,781 km (0.115 R)
• M14: 9,331,915 km (0.075 R)
• M15: 12,374,287 km (0.116 R)
• M16: 13,226,995 km (0.111 R)
• M17: 20,947,591 km (0.112 R)
• M18: 24,623,510 km (0.073 R)
• M19: 25,877,589 km (0.049 R)
• M20: 35,645,283 km (0.084 R)
• M21: 36,212,259 km (0.117 R)
• M22: 41,839,682 km (0.085 R)

Kuiper Belt

Range: 30.5 - 59.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 531 - 13,203 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit