🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.99

Radius: 1.32

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 0.64 AU - 0.78 AU

Year: 208 Days

Day: 45.3 Hours

Environment

Temp: 161 °C

Axial Tilt: 18.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.43

Radius: 0.71

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 0.89 AU - 1.27 AU

Year: 391 Days

Day: 13.8 Hours

Environment

Temp: 106 °C

Axial Tilt: 34.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.26

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.08 AU - 1.4 AU

Year: 481 Days

Day: 41.4 Hours

Environment

Temp: 8 °C

Axial Tilt: 4.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.58

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.74 AU - 2.74 AU

Year: 1168 Days

Day: 18.3 Hours

Environment

Temp: -62 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,333,710 km

• M1: 122,521 km (0.079 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.6

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.222

Orbit Range: 1.98 AU - 3.1 AU

Year: 1410 Days

Day: 23.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 2.67 AU - 3.35 AU

Year: 1819 Days

Day: 33.2 Hours

Environment

Temp: -80 °C

Axial Tilt: 86 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 82,333,710 km

• M1: 867,069 km (0.099 R)

Asteroid Belt

Center: 6.79 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 10.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 441.6

Radius: 8.5

Gravity: 6.11 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 8.86 AU - 12.26 AU

Year: 11951 Days

Day: 9.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,333,710 km

• M1: 110,254 km (0.089 R)
• M2: 1,228,647 km (0.108 R)
• M3: 1,601,894 km (0.099 R)
• M4: 2,187,121 km (0.111 R)
• M5: 3,083,362 km (0.057 R)
• M6: 4,317,095 km (0.04 R)
• M7: 5,921,383 km (0.025 R)
• M8: 7,032,297 km (0.107 R)
• M9: 7,472,563 km (0.097 R)
• M10: 8,016,501 km (0.114 R)
• M11: 12,302,031 km (0.088 R)
• M12: 16,338,930 km (0.113 R)
• M13: 21,930,449 km (0.076 R)
• M14: 23,926,534 km (0.119 R)
• M15: 26,325,336 km (0.099 R)
• M16: 28,880,019 km (0.054 R)
• M17: 34,705,360 km (0.111 R)
• M18: 39,743,816 km (0.074 R)
• M19: 45,936,420 km (0.093 R)
• M20: 46,213,325 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 661.7

Radius: 7.5

Gravity: 11.76 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 13.76 AU - 21.34 AU

Year: 25604 Days

Day: 21.2 Hours

Environment

Temp: -196 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 82,333,710 km

• M1: 96,191 km (0.041 R)
• M2: 544,087 km (0.076 R)
• M3: 1,199,476 km (0.093 R)
• M4: 1,510,938 km (0.105 R)
• M5: 4,295,703 km (0.073 R)
• M6: 4,877,938 km (0.094 R)
• M7: 5,934,697 km (0.033 R)
• M8: 6,470,856 km (0.102 R)
• M9: 8,383,016 km (0.09 R)
• M10: 12,335,092 km (0.101 R)
• M11: 12,693,679 km (0.057 R)
• M12: 15,074,529 km (0.12 R)
• M13: 16,934,629 km (0.081 R)
• M14: 20,399,465 km (0.118 R)
• M15: 29,704,153 km (0.083 R)
• M16: 30,348,770 km (0.119 R)
• M17: 32,474,407 km (0.111 R)
• M18: 58,428,440 km (0.095 R)
• M19: 75,567,420 km (0.096 R)
• M20: 78,715,108 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 19.34 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 395.7

Radius: 8

Gravity: 6.18 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 15.3 AU - 23.38 AU

Year: 29620 Days

Day: 17.8 Hours

Environment

Temp: -193 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 82,333,710 km

• M1: 99,931 km (0.106 R)
• M2: 388,206 km (0.089 R)
• M3: 637,287 km (0.069 R)
• M4: 1,612,515 km (0.099 R)
• M5: 2,432,761 km (0.099 R)
• M6: 3,191,072 km (0.113 R)
• M7: 3,625,355 km (0.068 R)
• M8: 4,401,469 km (0.113 R)
• M9: 6,367,783 km (0.091 R)
• M10: 7,104,552 km (0.06 R)
• M11: 7,643,105 km (0.104 R)
• M12: 9,423,170 km (0.035 R)
• M13: 10,564,901 km (0.081 R)
• M14: 13,931,003 km (0.112 R)
• M15: 18,765,108 km (0.041 R)
• M16: 19,134,764 km (0.084 R)
• M17: 19,415,111 km (0.083 R)
• M18: 22,371,763 km (0.117 R)
• M19: 25,054,651 km (0.115 R)
• M20: 28,185,136 km (0.106 R)
• M21: 29,283,933 km (0.118 R)
• M22: 29,906,709 km (0.062 R)
• M23: 32,486,075 km (0.105 R)
• M24: 33,966,047 km (0.045 R)
• M25: 38,526,538 km (0.043 R)
• M26: 40,031,343 km (0.087 R)
• M27: 40,952,866 km (0.088 R)
• M28: 46,275,259 km (0.109 R)
• M29: 53,878,421 km (0.106 R)
• M30: 63,302,638 km (0.081 R)
• M31: 65,395,363 km (0.101 R)
• M32: 75,152,435 km (0.101 R)
• M33: 78,449,273 km (0.038 R)

Kuiper Belt

Range: 31.5 - 49.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 176 - 13,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit