🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.3

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 0.46 AU - 0.56 AU

Year: 163 Days

Day: 31.9 Hours

Environment

Temp: 41 °C

Axial Tilt: 11.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.44

Radius: 0.72

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 0.63 AU - 0.93 AU

Year: 307 Days

Day: 39.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.28

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 1.02 AU - 1.04 AU

Year: 466 Days

Day: 14.9 Hours

Environment

Temp: -76 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,290,424 km

• M1: 196,422 km (0.094 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.17

Radius: 1.36

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.1 AU - 1.48 AU

Year: 654 Days

Day: 41.6 Hours

Environment

Temp: -96 °C

Axial Tilt: 17.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.12

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.09 AU - 2.31 AU

Year: 1456 Days

Day: 47.9 Hours

Environment

Temp: -129 °C

Axial Tilt: 47.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.19

Radius: 1.07

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 2.03 AU - 2.41 AU

Year: 1476 Days

Day: 31.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 4.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 940.6

Radius: 14.3

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 2.63 AU - 4.33 AU

Year: 2897 Days

Day: 5.4 Hours

Environment

Temp: -161 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 38,290,424 km

• M1: 178,021 km (0.085 R)
• M2: 784,192 km (0.065 R)
• M3: 1,398,441 km (0.084 R)
• M4: 2,329,538 km (0.077 R)
• M5: 2,818,573 km (0.093 R)
• M6: 3,702,547 km (0.051 R)
• M7: 4,419,570 km (0.078 R)
• M8: 5,004,647 km (0.063 R)
• M9: 6,245,711 km (0.083 R)
• M10: 7,423,944 km (0.044 R)
• M11: 8,083,222 km (0.116 R)
• M12: 8,745,641 km (0.075 R)
• M13: 9,787,590 km (0.099 R)
• M14: 10,459,584 km (0.079 R)
• M15: 11,035,985 km (0.096 R)
• M16: 11,808,358 km (0.049 R)
• M17: 12,847,166 km (0.068 R)
• M18: 13,365,223 km (0.113 R)
• M19: 15,055,231 km (0.108 R)
• M20: 16,495,858 km (0.073 R)
• M21: 18,026,394 km (0.105 R)
• M22: 20,338,579 km (0.064 R)
• M23: 21,303,485 km (0.045 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 370

Radius: 10.4

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 7.67 AU - 8.47 AU

Year: 10230 Days

Day: 14.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 47.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 38,290,424 km

• M1: 130,001 km (0.115 R)
• M2: 479,760 km (0.027 R)
• M3: 889,659 km (0.087 R)
• M4: 1,228,199 km (0.068 R)
• M5: 1,972,298 km (0.073 R)
• M6: 3,850,350 km (0.088 R)
• M7: 4,283,137 km (0.11 R)
• M8: 5,780,462 km (0.109 R)
• M9: 6,178,392 km (0.029 R)
• M10: 6,559,268 km (0.036 R)
• M11: 11,281,026 km (0.05 R)
• M12: 11,641,706 km (0.108 R)
• M13: 13,678,781 km (0.113 R)
• M14: 14,267,747 km (0.115 R)
• M15: 14,812,284 km (0.044 R)
• M16: 16,201,749 km (0.09 R)
• M17: 23,044,654 km (0.11 R)
• M18: 24,733,016 km (0.106 R)
• M19: 25,430,890 km (0.069 R)
• M20: 25,784,839 km (0.08 R)
• M21: 27,883,697 km (0.096 R)
• M22: 35,407,422 km (0.118 R)
• M23: 35,738,183 km (0.106 R)
• M24: 36,070,889 km (0.114 R)
• M25: 39,042,351 km (0.055 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 150.2

Radius: 6.7

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 9.95 AU - 11.11 AU

Year: 15247 Days

Day: 19.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 38,290,424 km

• M1: 100,829 km (0.069 R)
• M2: 524,341 km (0.101 R)
• M3: 1,146,219 km (0.112 R)
• M4: 3,826,564 km (0.108 R)
• M5: 4,916,684 km (0.111 R)
• M6: 10,287,995 km (0.111 R)
• M7: 10,918,550 km (0.111 R)
• M8: 11,218,195 km (0.12 R)
• M9: 11,677,759 km (0.055 R)
• M10: 11,938,508 km (0.119 R)
• M11: 13,076,350 km (0.104 R)
• M12: 18,992,497 km (0.11 R)
• M13: 24,555,144 km (0.095 R)
• M14: 28,497,048 km (0.09 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 12,085 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit