🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.7 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.58 AU - 0.82 AU

Year: 215 Days

Day: 24 Hours

Environment

Temp: 206 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 87,323,426 km

• M1: 56,847 km (0.109 R)
• M2: 125,363 km (0.077 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.82 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 0.68 AU - 0.96 AU

Year: 273 Days

Day: 37.1 Hours

Environment

Temp: 174 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.23

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 0.97 AU - 1.19 AU

Year: 412 Days

Day: 42.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 15.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 1.1 AU - 1.48 AU

Year: 538 Days

Day: 42.9 Hours

Environment

Temp: -11 °C

Axial Tilt: 105 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 87,323,426 km

• M1: 813,064 km (0.086 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.122

Orbit Range: 1.26 AU - 1.6 AU

Year: 628 Days

Day: 29.9 Hours

Environment

Temp: -22 °C

Axial Tilt: 38 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.8

Radius: 9.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 4.39 AU - 6.91 AU

Year: 4930 Days

Day: 5.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 87,323,426 km

• M1: 113,994 km (0.12 R)
• M2: 407,953 km (0.087 R)
• M3: 1,235,978 km (0.086 R)
• M4: 1,766,900 km (0.098 R)
• M5: 2,674,212 km (0.09 R)
• M6: 3,114,179 km (0.078 R)
• M7: 4,863,576 km (0.11 R)
• M8: 6,370,925 km (0.111 R)
• M9: 9,982,965 km (0.114 R)
• M10: 10,887,733 km (0.109 R)
• M11: 11,480,290 km (0.097 R)
• M12: 12,990,331 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.5

Radius: 7.6

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 12.48 AU - 17.28 AU

Year: 21071 Days

Day: 16.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,323,426 km

• M1: 94,995 km (0.108 R)
• M2: 404,363 km (0.039 R)
• M3: 1,024,297 km (0.041 R)
• M4: 1,793,978 km (0.102 R)
• M5: 3,001,083 km (0.104 R)
• M6: 3,285,618 km (0.117 R)
• M7: 3,908,843 km (0.115 R)
• M8: 4,917,731 km (0.105 R)
• M9: 6,807,601 km (0.118 R)
• M10: 9,792,078 km (0.051 R)
• M11: 10,954,603 km (0.109 R)
• M12: 12,533,758 km (0.1 R)
• M13: 13,690,748 km (0.097 R)
• M14: 14,549,291 km (0.095 R)
• M15: 15,216,347 km (0.11 R)
• M16: 16,137,122 km (0.033 R)
• M17: 16,851,751 km (0.057 R)
• M18: 21,494,671 km (0.062 R)
• M19: 22,554,871 km (0.093 R)
• M20: 24,674,972 km (0.116 R)
• M21: 26,704,566 km (0.075 R)
• M22: 29,894,442 km (0.094 R)
• M23: 33,329,807 km (0.064 R)
• M24: 36,476,299 km (0.068 R)
• M25: 37,843,923 km (0.108 R)
• M26: 39,245,356 km (0.058 R)
• M27: 39,958,938 km (0.109 R)
• M28: 44,269,002 km (0.079 R)
• M29: 47,254,975 km (0.12 R)
• M30: 50,877,039 km (0.098 R)
• M31: 65,205,972 km (0.119 R)
• M32: 68,856,310 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 670.7

Radius: 4.3

Gravity: 36.27 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 16.36 AU - 16.86 AU

Year: 24850 Days

Day: 22.6 Hours

Environment

Temp: -198 °C

Axial Tilt: 46 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 87,323,426 km

• M1: 54,005 km (0.059 R)
• M2: 215,870 km (0.07 R)
• M3: 459,864 km (0.102 R)
• M4: 597,195 km (0.077 R)
• M5: 838,795 km (0.082 R)
• M6: 1,368,521 km (0.073 R)
• M7: 1,695,991 km (0.109 R)
• M8: 2,481,230 km (0.039 R)
• M9: 4,438,270 km (0.118 R)
• M10: 5,072,565 km (0.082 R)
• M11: 5,638,793 km (0.055 R)
• M12: 5,850,773 km (0.119 R)
• M13: 6,847,843 km (0.099 R)
• M14: 7,089,293 km (0.054 R)
• M15: 10,510,447 km (0.041 R)
• M16: 12,113,239 km (0.087 R)
• M17: 13,342,335 km (0.102 R)
• M18: 15,379,409 km (0.035 R)
• M19: 22,823,698 km (0.039 R)
• M20: 26,183,667 km (0.059 R)
• M21: 26,773,980 km (0.077 R)
• M22: 29,097,983 km (0.12 R)
• M23: 30,633,156 km (0.099 R)
• M24: 40,362,553 km (0.075 R)
• M25: 41,467,632 km (0.076 R)
• M26: 41,947,243 km (0.112 R)
• M27: 42,269,178 km (0.047 R)
• M28: 43,408,515 km (0.111 R)
• M29: 47,645,127 km (0.054 R)
• M30: 48,524,313 km (0.073 R)
• M31: 52,707,967 km (0.085 R)
• M32: 64,311,526 km (0.103 R)
• M33: 64,525,302 km (0.028 R)
• M34: 65,601,060 km (0.098 R)
• M35: 71,617,138 km (0.101 R)
• M36: 87,323,419 km (0.089 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: 431 - 20,283 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit