🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.37

Radius: 1.13

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 0.46 AU - 0.58 AU

Year: 131 Days

Day: 34 Hours

Environment

Temp: 288 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 27,573,730 km

• M1: 55,052 km (0.107 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.26

Radius: 1.79

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 0.75 AU - 1.25 AU

Year: 350 Days

Day: 21.2 Hours

Environment

Temp: 100 °C

Axial Tilt: 47.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 27,573,730 km

• M1: 135,835 km (0.111 R)
• M2: 360,232 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.43

Radius: 1.64

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.27 AU - 1.55 AU

Year: 586 Days

Day: 26.5 Hours

Environment

Temp: -8 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 27,573,730 km

• M1: 55,650 km (0.069 R)
• M2: 843,882 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.69 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.22 AU - 3.16 AU

Year: 1543 Days

Day: 45.8 Hours

Environment

Temp: -80 °C

Axial Tilt: 0.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,573,730 km

• M1: 1,059,901 km (0.043 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.59 AU - 3.45 AU

Year: 1836 Days

Day: 44.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 27,573,730 km

• M1: 34,258 km (0.107 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.65

Radius: 1.22

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.39 AU - 3.73 AU

Year: 2350 Days

Day: 27.6 Hours

Environment

Temp: -94 °C

Axial Tilt: 41 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 27,573,730 km

• M1: 112,946 km (0.103 R)
• M2: 316,399 km (0.044 R)

Asteroid Belt

Center: 7.24 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 288.6

Radius: 8

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 8.55 AU - 13.29 AU

Year: 12624 Days

Day: 7.9 Hours

Environment

Temp: -168 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 27,573,730 km

• M1: 100,829 km (0.07 R)
• M2: 424,559 km (0.094 R)
• M3: 887,564 km (0.047 R)
• M4: 1,577,061 km (0.064 R)
• M5: 1,910,215 km (0.097 R)
• M6: 4,017,900 km (0.103 R)
• M7: 4,282,538 km (0.116 R)
• M8: 5,302,347 km (0.098 R)
• M9: 9,745,104 km (0.092 R)
• M10: 10,079,306 km (0.085 R)
• M11: 11,076,526 km (0.086 R)
• M12: 13,558,653 km (0.08 R)
• M13: 19,440,692 km (0.054 R)
• M14: 27,673,661 km (0.093 R)
• M15: 30,019,206 km (0.06 R)
• M16: 33,026,423 km (0.098 R)
• M17: 36,228,565 km (0.116 R)
• M18: 40,239,434 km (0.103 R)
• M19: 41,722,846 km (0.056 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 688.3

Radius: 9.5

Gravity: 7.63 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 12.65 AU - 13.17 AU

Year: 16228 Days

Day: 6.5 Hours

Environment

Temp: -173 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 27,573,730 km

• M1: 118,332 km (0.077 R)
• M2: 557,850 km (0.08 R)
• M3: 882,029 km (0.088 R)
• M4: 1,540,110 km (0.093 R)
• M5: 1,887,177 km (0.078 R)
• M6: 2,835,777 km (0.079 R)
• M7: 3,636,126 km (0.088 R)
• M8: 4,385,611 km (0.052 R)
• M9: 5,794,225 km (0.12 R)
• M10: 7,483,035 km (0.103 R)
• M11: 7,856,731 km (0.107 R)
• M12: 10,423,830 km (0.096 R)
• M13: 11,310,197 km (0.104 R)
• M14: 12,309,960 km (0.096 R)
• M15: 13,849,023 km (0.031 R)
• M16: 15,512,402 km (0.098 R)
• M17: 15,890,884 km (0.094 R)
• M18: 16,824,525 km (0.073 R)
• M19: 20,744,438 km (0.092 R)
• M20: 23,506,014 km (0.099 R)
• M21: 24,819,932 km (0.102 R)
• M22: 26,503,656 km (0.111 R)
• M23: 28,941,204 km (0.115 R)
• M24: 40,332,633 km (0.11 R)
• M25: 41,628,151 km (0.034 R)
• M26: 42,802,943 km (0.083 R)
• M27: 44,758,785 km (0.1 R)
• M28: 46,303,383 km (0.072 R)
• M29: 47,564,344 km (0.086 R)
• M30: 48,043,057 km (0.103 R)
• M31: 49,172,521 km (0.051 R)
• M32: 51,149,906 km (0.08 R)
• M33: 51,484,556 km (0.115 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 15.1

Radius: 3.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.94 AU - 21.42 AU

Year: 29387 Days

Day: 21 Hours

Environment

Temp: -196 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 27,573,730 km

• M1: 3,805,022 km (0.115 R)
• M2: 5,499,816 km (0.066 R)
• M3: 10,107,281 km (0.051 R)
• M4: 14,034,225 km (0.106 R)
• M5: 20,721,549 km (0.088 R)

Kuiper Belt

Range: 31.4 - 46.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 312 - 18,417 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit