🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.73 AU - 0.95 AU

Year: 278 Days

Day: 46.6 Hours

Environment

Temp: 103 °C

Axial Tilt: 1.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.42 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.4 AU - 1.44 AU

Year: 612 Days

Day: 43.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 20 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 1.47 AU - 1.67 AU

Year: 711 Days

Day: 35.9 Hours

Environment

Temp: -43 °C

Axial Tilt: 10.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,248,215 km

• M1: 54,304 km (0.056 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.73

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.09 AU - 2.31 AU

Year: 1180 Days

Day: 44.8 Hours

Environment

Temp: -71 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.02

Radius: 1.01

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 2.63 AU - 3.79 AU

Year: 2080 Days

Day: 43.7 Hours

Environment

Temp: -103 °C

Axial Tilt: 23.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.75

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.212

Orbit Range: 2.73 AU - 4.21 AU

Year: 2338 Days

Day: 16.9 Hours

Environment

Temp: -118 °C

Axial Tilt: 126 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 4.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 970.4

Radius: 9.2

Gravity: 11.47 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 4.57 AU - 5.37 AU

Year: 4007 Days

Day: 8.4 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 44,248,215 km

• M1: 115,490 km (0.058 R)
• M2: 437,574 km (0.08 R)
• M3: 789,129 km (0.082 R)
• M4: 1,171,351 km (0.081 R)
• M5: 1,951,803 km (0.091 R)
• M6: 2,447,870 km (0.082 R)
• M7: 3,140,359 km (0.11 R)
• M8: 4,049,166 km (0.081 R)
• M9: 4,832,460 km (0.062 R)
• M10: 5,427,112 km (0.096 R)
• M11: 6,192,005 km (0.06 R)
• M12: 7,332,988 km (0.073 R)
• M13: 8,081,576 km (0.102 R)
• M14: 9,772,331 km (0.115 R)
• M15: 11,405,940 km (0.069 R)
• M16: 13,060,642 km (0.113 R)
• M17: 13,472,186 km (0.083 R)
• M18: 14,703,526 km (0.092 R)
• M19: 16,659,069 km (0.088 R)
• M20: 18,076,509 km (0.111 R)
• M21: 18,459,180 km (0.109 R)
• M22: 20,180,005 km (0.093 R)
• M23: 21,220,009 km (0.112 R)
• M24: 22,588,231 km (0.112 R)
• M25: 23,106,887 km (0.103 R)
• M26: 23,861,459 km (0.118 R)

Asteroid Belt

Center: 5.59 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 449.8

Radius: 10.1

Gravity: 4.41 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 4.98 AU - 7.44 AU

Year: 5597 Days

Day: 14.8 Hours

Environment

Temp: -147 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 44,248,215 km

• M1: 125,662 km (0.076 R)
• M2: 519,853 km (0.103 R)
• M3: 1,031,477 km (0.039 R)
• M4: 1,461,870 km (0.04 R)
• M5: 2,095,567 km (0.032 R)
• M6: 3,221,441 km (0.057 R)
• M7: 3,710,476 km (0.093 R)
• M8: 4,109,154 km (0.109 R)
• M9: 5,940,232 km (0.082 R)
• M10: 6,582,456 km (0.034 R)
• M11: 7,825,764 km (0.109 R)
• M12: 8,904,664 km (0.06 R)
• M13: 10,508,502 km (0.054 R)
• M14: 17,242,052 km (0.085 R)
• M15: 17,793,470 km (0.074 R)
• M16: 18,996,237 km (0.072 R)
• M17: 22,783,008 km (0.079 R)
• M18: 23,972,760 km (0.108 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.8

Radius: 13.5

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 9.31 AU - 10.41 AU

Year: 11197 Days

Day: 11.4 Hours

Environment

Temp: -168 °C

Axial Tilt: 3.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,248,215 km

• M1: 167,849 km (0.095 R)
• M2: 612,154 km (0.098 R)
• M3: 1,054,964 km (0.11 R)
• M4: 1,723,367 km (0.115 R)
• M5: 2,455,499 km (0.113 R)
• M6: 3,364,157 km (0.117 R)
• M7: 3,948,486 km (0.103 R)
• M8: 4,514,714 km (0.107 R)
• M9: 5,103,980 km (0.118 R)
• M10: 7,541,827 km (0.078 R)
• M11: 10,173,254 km (0.081 R)
• M12: 11,996,253 km (0.065 R)
• M13: 12,441,905 km (0.089 R)
• M14: 13,485,051 km (0.092 R)
• M15: 13,967,056 km (0.056 R)
• M16: 15,878,168 km (0.044 R)
• M17: 20,213,664 km (0.07 R)
• M18: 20,925,750 km (0.115 R)
• M19: 26,669,560 km (0.091 R)
• M20: 28,499,890 km (0.097 R)
• M21: 33,495,113 km (0.091 R)
• M22: 34,604,830 km (0.115 R)
• M23: 35,853,523 km (0.076 R)
• M24: 38,802,845 km (0.112 R)
• M25: 40,150,423 km (0.119 R)
• M26: 41,783,134 km (0.046 R)
• M27: 42,938,927 km (0.091 R)

Kuiper Belt

Range: 30.3 - 58.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 270 - 16,194 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit