🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.93 AU - 1.39 AU

Year: 437 Days

Day: 39.5 Hours

Environment

Temp: 41 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.02 AU - 1.42 AU

Year: 471 Days

Day: 39.9 Hours

Environment

Temp: 14 °C

Axial Tilt: 41.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.35 AU - 1.59 AU

Year: 624 Days

Day: 41.9 Hours

Environment

Temp: -13 °C

Axial Tilt: 46.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 111,501,110 km

• M1: 186,399 km (0.116 R)
• M2: 613,650 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 2.05 AU - 3.39 AU

Year: 1569 Days

Day: 35.5 Hours

Environment

Temp: -90 °C

Axial Tilt: 25.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 111,501,110 km

• M1: 51,162 km (0.11 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 3.32 AU - 3.64 AU

Year: 2271 Days

Day: 17.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.9 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.31 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 477.4

Radius: 14

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 5.49 AU - 7.13 AU

Year: 5545 Days

Day: 11 Hours

Environment

Temp: -136 °C

Axial Tilt: 13.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 111,501,110 km

• M1: 174,730 km (0.088 R)
• M2: 614,249 km (0.098 R)
• M3: 1,090,868 km (0.056 R)
• M4: 2,096,315 km (0.117 R)
• M5: 3,867,703 km (0.098 R)
• M6: 6,179,589 km (0.093 R)
• M7: 6,773,492 km (0.091 R)
• M8: 9,703,815 km (0.075 R)
• M9: 10,164,128 km (0.109 R)
• M10: 12,153,780 km (0.055 R)
• M11: 16,124,855 km (0.055 R)
• M12: 18,181,976 km (0.118 R)
• M13: 19,339,265 km (0.104 R)
• M14: 19,869,140 km (0.11 R)
• M15: 21,306,327 km (0.101 R)
• M16: 22,665,573 km (0.094 R)
• M17: 28,258,888 km (0.059 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 146.8

Radius: 8.3

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 9.15 AU - 13.69 AU

Year: 13501 Days

Day: 9.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 111,501,110 km

• M1: 144,811 km (0.102 R)
• M2: 981,960 km (0.116 R)
• M3: 1,291,478 km (0.085 R)
• M4: 2,096,913 km (0.065 R)
• M5: 2,747,514 km (0.083 R)
• M6: 3,638,669 km (0.071 R)
• M7: 4,819,894 km (0.064 R)
• M8: 10,101,746 km (0.093 R)
• M9: 11,580,222 km (0.118 R)
• M10: 15,258,684 km (0.092 R)
• M11: 20,296,990 km (0.119 R)
• M12: 28,569,005 km (0.059 R)
• M13: 32,087,696 km (0.104 R)

Planet 8 - Ice Giant

Semi-Major Axis: 19.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 954.5

Radius: 4.7

Gravity: 43.21 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 17 AU - 21.94 AU

Year: 30056 Days

Day: 22.7 Hours

Environment

Temp: -204 °C

Axial Tilt: 144.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 111,501,110 km

• M1: 58,792 km (0.106 R)
• M2: 241,601 km (0.103 R)
• M3: 419,772 km (0.094 R)
• M4: 577,448 km (0.08 R)
• M5: 810,820 km (0.055 R)
• M6: 1,032,674 km (0.091 R)
• M7: 1,245,103 km (0.108 R)
• M8: 1,950,158 km (0.104 R)
• M9: 3,067,355 km (0.094 R)
• M10: 4,136,680 km (0.103 R)
• M11: 4,877,639 km (0.087 R)
• M12: 6,618,359 km (0.08 R)
• M13: 7,031,549 km (0.079 R)
• M14: 10,213,645 km (0.058 R)
• M15: 10,976,744 km (0.11 R)
• M16: 12,077,634 km (0.102 R)
• M17: 13,330,816 km (0.068 R)
• M18: 14,928,521 km (0.113 R)
• M19: 15,191,963 km (0.108 R)
• M20: 16,838,288 km (0.114 R)
• M21: 22,714,492 km (0.113 R)
• M22: 23,533,241 km (0.056 R)
• M23: 23,770,802 km (0.052 R)
• M24: 25,478,462 km (0.073 R)
• M25: 28,999,398 km (0.118 R)
• M26: 29,962,509 km (0.107 R)
• M27: 30,522,304 km (0.119 R)
• M28: 43,056,212 km (0.101 R)
• M29: 45,401,009 km (0.05 R)
• M30: 45,584,865 km (0.085 R)
• M31: 45,769,169 km (0.032 R)
• M32: 46,325,075 km (0.08 R)
• M33: 48,210,756 km (0.095 R)
• M34: 64,705,567 km (0.113 R)
• M35: 77,043,801 km (0.114 R)
• M36: 79,419,266 km (0.116 R)
• M37: 93,510,039 km (0.106 R)
• M38: 104,306,517 km (0.073 R)
• M39: 107,863,805 km (0.093 R)
• M40: 110,169,108 km (0.117 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: 444 - 16,068 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit