🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.59 AU - 0.59 AU

Year: 167 Days

Day: 28.9 Hours

Environment

Temp: 195 °C

Axial Tilt: 33 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.28

Radius: 1.1

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 0.7 AU - 0.88 AU

Year: 259 Days

Day: 25.3 Hours

Environment

Temp: 178 °C

Axial Tilt: 1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.15 AU - 1.21 AU

Year: 473 Days

Day: 41.5 Hours

Environment

Temp: 15 °C

Axial Tilt: 10.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 63,904,760 km

• M1: 55,800 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.53

Radius: 1.45

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.57 AU - 2.17 AU

Year: 943 Days

Day: 25.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 26.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.96

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 2.84 AU - 4.66 AU

Year: 2679 Days

Day: 16.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 4.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.84

Radius: 1.88

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 4.15 AU - 4.27 AU

Year: 3187 Days

Day: 45.7 Hours

Environment

Temp: -133 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.4

Radius: 11.4

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 8.58 AU - 9.98 AU

Year: 10430 Days

Day: 11.9 Hours

Environment

Temp: -176 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 63,904,760 km

• M1: 141,819 km (0.052 R)
• M2: 790,475 km (0.113 R)
• M3: 1,454,390 km (0.079 R)
• M4: 1,815,520 km (0.085 R)
• M5: 2,554,683 km (0.062 R)
• M6: 3,260,486 km (0.105 R)
• M7: 4,599,536 km (0.111 R)
• M8: 5,455,386 km (0.1 R)
• M9: 11,868,796 km (0.064 R)
• M10: 13,999,518 km (0.092 R)
• M11: 15,660,803 km (0.09 R)
• M12: 16,373,936 km (0.086 R)
• M13: 18,216,383 km (0.071 R)
• M14: 19,445,030 km (0.107 R)
• M15: 23,714,703 km (0.097 R)
• M16: 28,667,440 km (0.102 R)
• M17: 34,921,529 km (0.086 R)
• M18: 36,927,636 km (0.115 R)
• M19: 38,657,137 km (0.057 R)
• M20: 40,199,192 km (0.092 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174.5

Radius: 9.6

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 10.14 AU - 13.08 AU

Year: 14596 Days

Day: 7.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 63,904,760 km

• M1: 137,181 km (0.1 R)
• M2: 593,604 km (0.106 R)
• M3: 921,224 km (0.103 R)
• M4: 1,494,782 km (0.032 R)
• M5: 2,046,050 km (0.117 R)
• M6: 2,747,215 km (0.109 R)
• M7: 3,132,729 km (0.082 R)
• M8: 3,815,344 km (0.069 R)
• M9: 5,824,443 km (0.094 R)
• M10: 10,676,351 km (0.089 R)
• M11: 11,842,616 km (0.078 R)
• M12: 23,387,383 km (0.071 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.16 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 523.2

Radius: 7.8

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.44 AU - 14.88 AU

Year: 17614 Days

Day: 17.9 Hours

Environment

Temp: -195 °C

Axial Tilt: 22.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 63,904,760 km

• M1: 97,089 km (0.083 R)
• M2: 348,713 km (0.099 R)
• M3: 696,378 km (0.054 R)
• M4: 1,001,259 km (0.092 R)
• M5: 1,637,199 km (0.099 R)
• M6: 1,943,276 km (0.104 R)
• M7: 2,410,919 km (0.083 R)
• M8: 3,000,185 km (0.086 R)
• M9: 3,570,752 km (0.043 R)
• M10: 4,119,776 km (0.114 R)
• M11: 5,950,405 km (0.113 R)
• M12: 6,307,794 km (0.12 R)
• M13: 8,661,118 km (0.114 R)
• M14: 9,650,409 km (0.038 R)
• M15: 10,088,731 km (0.054 R)
• M16: 10,369,376 km (0.119 R)
• M17: 10,829,240 km (0.1 R)
• M18: 11,789,808 km (0.11 R)
• M19: 13,810,726 km (0.096 R)
• M20: 16,745,537 km (0.109 R)
• M21: 19,460,439 km (0.093 R)
• M22: 20,071,846 km (0.045 R)
• M23: 20,695,968 km (0.114 R)
• M24: 21,795,961 km (0.094 R)
• M25: 22,646,275 km (0.118 R)
• M26: 37,378,374 km (0.106 R)
• M27: 42,989,940 km (0.099 R)
• M28: 50,597,889 km (0.1 R)
• M29: 52,925,782 km (0.058 R)
• M30: 54,115,983 km (0.099 R)
• M31: 54,977,068 km (0.053 R)
• M32: 56,903,589 km (0.076 R)
• M33: 59,237,765 km (0.104 R)
• M34: 61,076,323 km (0.078 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 12,844 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit