🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 5

Radius: 1.9

Gravity: 1.39 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 0.68 AU - 0.74 AU

Year: 220 Days

Day: 26.3 Hours

Environment

Temp: 167 °C

Axial Tilt: 4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.84 AU - 1.04 AU

Year: 335 Days

Day: 22.3 Hours

Environment

Temp: 33 °C

Axial Tilt: 29.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.35 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.56

Radius: 1.66

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.1 AU - 1.6 AU

Year: 576 Days

Day: 34.8 Hours

Environment

Temp: -3 °C

Axial Tilt: 138.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.16

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 2.28 AU - 2.44 AU

Year: 1331 Days

Day: 39.1 Hours

Environment

Temp: -74 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,203,354 km

• M1: 41,439 km (0.071 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.96

Radius: 1.54

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 2.63 AU - 4.01 AU

Year: 2221 Days

Day: 33.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 35.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.11 AU - 5.11 AU

Year: 3059 Days

Day: 39.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 21.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.05 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152

Radius: 11.1

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 5.67 AU - 6.31 AU

Year: 5382 Days

Day: 8.7 Hours

Environment

Temp: -145 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 95,203,354 km

• M1: 138,079 km (0.089 R)
• M2: 500,854 km (0.069 R)
• M3: 1,159,383 km (0.119 R)
• M4: 1,829,133 km (0.086 R)
• M5: 2,478,089 km (0.092 R)
• M6: 2,880,657 km (0.094 R)
• M7: 3,686,690 km (0.066 R)
• M8: 4,359,132 km (0.086 R)
• M9: 4,836,499 km (0.03 R)
• M10: 5,896,699 km (0.094 R)
• M11: 6,427,173 km (0.059 R)
• M12: 7,076,428 km (0.105 R)
• M13: 7,768,767 km (0.115 R)
• M14: 8,638,379 km (0.044 R)
• M15: 9,464,908 km (0.115 R)
• M16: 10,007,798 km (0.113 R)
• M17: 11,116,169 km (0.084 R)
• M18: 11,968,578 km (0.114 R)
• M19: 14,644,884 km (0.115 R)
• M20: 16,897,379 km (0.089 R)
• M21: 17,320,741 km (0.079 R)
• M22: 17,696,979 km (0.112 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 724.8

Radius: 12.7

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 8.55 AU - 11.65 AU

Year: 11783 Days

Day: 13.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 10.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 95,203,354 km

• M1: 158,125 km (0.075 R)
• M2: 612,454 km (0.112 R)
• M3: 1,168,958 km (0.081 R)
• M4: 1,654,403 km (0.066 R)
• M5: 2,388,928 km (0.107 R)
• M6: 3,282,626 km (0.09 R)
• M7: 3,820,879 km (0.111 R)
• M8: 4,913,542 km (0.11 R)
• M9: 5,446,410 km (0.063 R)
• M10: 6,279,969 km (0.04 R)
• M11: 7,072,389 km (0.119 R)
• M12: 7,753,358 km (0.107 R)
• M13: 8,904,664 km (0.096 R)
• M14: 10,166,821 km (0.093 R)
• M15: 15,495,796 km (0.101 R)
• M16: 17,851,514 km (0.111 R)
• M17: 20,606,508 km (0.095 R)
• M18: 22,805,148 km (0.088 R)
• M19: 25,743,250 km (0.093 R)
• M20: 32,590,943 km (0.066 R)
• M21: 36,431,121 km (0.117 R)
• M22: 36,931,526 km (0.083 R)
• M23: 38,718,771 km (0.081 R)
• M24: 39,633,712 km (0.109 R)
• M25: 42,465,300 km (0.051 R)
• M26: 42,880,434 km (0.11 R)
• M27: 46,008,825 km (0.113 R)
• M28: 53,678,558 km (0.104 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 928.2

Radius: 6.3

Gravity: 23.39 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 16.19 AU - 16.32 AU

Year: 24047 Days

Day: 22.5 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,203,354 km

• M1: 78,389 km (0.037 R)
• M2: 277,803 km (0.064 R)
• M3: 661,372 km (0.084 R)
• M4: 1,050,327 km (0.099 R)
• M5: 1,546,842 km (0.12 R)
• M6: 2,013,737 km (0.048 R)
• M7: 2,621,104 km (0.097 R)
• M8: 2,857,768 km (0.103 R)
• M9: 3,283,823 km (0.119 R)
• M10: 3,817,139 km (0.083 R)
• M11: 7,641,459 km (0.104 R)
• M12: 8,126,306 km (0.106 R)
• M13: 11,615,826 km (0.065 R)
• M14: 16,516,802 km (0.115 R)
• M15: 16,783,834 km (0.037 R)
• M16: 18,447,063 km (0.074 R)
• M17: 29,594,498 km (0.054 R)
• M18: 37,388,547 km (0.082 R)
• M19: 39,729,604 km (0.04 R)
• M20: 42,498,810 km (0.117 R)
• M21: 44,186,424 km (0.036 R)
• M22: 46,093,797 km (0.111 R)
• M23: 55,259,808 km (0.083 R)
• M24: 65,346,444 km (0.118 R)
• M25: 81,636,156 km (0.073 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: 170 - 16,836 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit