🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.47

Radius: 1.44

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 0.95 AU - 1.01 AU

Year: 349 Days

Day: 18.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 9.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.16

Radius: 1.58

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 1.07 AU - 1.31 AU

Year: 467 Days

Day: 37.5 Hours

Environment

Temp: 0 °C

Axial Tilt: 35.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 1.1 AU - 1.52 AU

Year: 540 Days

Day: 21.4 Hours

Environment

Temp: -13 °C

Axial Tilt: 34.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 4.06 AU - 4.32 AU

Year: 3087 Days

Day: 40.9 Hours

Environment

Temp: -134 °C

Axial Tilt: 16.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 5.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 4.28 AU - 5.76 AU

Year: 4048 Days

Day: 29.9 Hours

Environment

Temp: -136 °C

Axial Tilt: 3.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 66,600,747 km

• M1: 977,173 km (0.092 R)
• M2: 1,527,245 km (0.087 R)

Asteroid Belt

Center: 5.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.8

Radius: 12.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 5.81 AU - 6.79 AU

Year: 5691 Days

Day: 14.7 Hours

Environment

Temp: -154 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,600,747 km

• M1: 158,873 km (0.086 R)
• M2: 567,425 km (0.12 R)
• M3: 1,149,510 km (0.069 R)
• M4: 1,561,054 km (0.105 R)
• M5: 2,436,650 km (0.107 R)
• M6: 3,683,249 km (0.099 R)
• M7: 6,008,898 km (0.068 R)
• M8: 6,658,601 km (0.104 R)
• M9: 7,211,665 km (0.039 R)
• M10: 9,478,371 km (0.086 R)
• M11: 10,134,508 km (0.111 R)
• M12: 10,774,188 km (0.112 R)
• M13: 12,855,843 km (0.09 R)
• M14: 15,910,033 km (0.104 R)
• M15: 16,400,265 km (0.103 R)
• M16: 19,978,646 km (0.107 R)
• M17: 20,985,141 km (0.07 R)
• M18: 21,500,954 km (0.111 R)
• M19: 22,100,692 km (0.041 R)
• M20: 22,943,676 km (0.089 R)
• M21: 24,127,593 km (0.105 R)
• M22: 24,775,352 km (0.113 R)
• M23: 28,818,384 km (0.073 R)
• M24: 31,713,552 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 191.3

Radius: 8.5

Gravity: 2.65 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 7.98 AU - 13.26 AU

Year: 12455 Days

Day: 13.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,600,747 km

• M1: 108,608 km (0.118 R)
• M2: 719,566 km (0.046 R)
• M3: 1,015,321 km (0.103 R)
• M4: 1,301,950 km (0.114 R)
• M5: 1,864,289 km (0.073 R)
• M6: 2,169,468 km (0.118 R)
• M7: 2,525,960 km (0.045 R)
• M8: 3,860,373 km (0.118 R)
• M9: 4,626,314 km (0.047 R)
• M10: 6,873,873 km (0.093 R)
• M11: 7,271,803 km (0.049 R)
• M12: 7,570,849 km (0.077 R)
• M13: 8,354,742 km (0.117 R)
• M14: 9,497,370 km (0.083 R)
• M15: 11,129,334 km (0.116 R)
• M16: 12,404,057 km (0.108 R)
• M17: 17,800,950 km (0.084 R)
• M18: 19,324,903 km (0.051 R)
• M19: 20,412,480 km (0.099 R)
• M20: 23,593,080 km (0.116 R)
• M21: 30,528,288 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 687.7

Radius: 4

Gravity: 42.98 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 11.53 AU - 13.93 AU

Year: 16346 Days

Day: 24.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,600,747 km

• M1: 50,714 km (0.12 R)
• M2: 220,806 km (0.116 R)
• M3: 400,324 km (0.099 R)
• M4: 598,242 km (0.042 R)
• M5: 797,805 km (0.081 R)
• M6: 1,288,187 km (0.116 R)
• M7: 1,495,081 km (0.11 R)
• M8: 1,775,727 km (0.115 R)
• M9: 1,938,040 km (0.09 R)
• M10: 2,927,630 km (0.063 R)
• M11: 4,875,544 km (0.088 R)
• M12: 5,603,637 km (0.114 R)
• M13: 6,154,756 km (0.064 R)
• M14: 6,655,160 km (0.109 R)
• M15: 7,137,165 km (0.101 R)
• M16: 8,170,587 km (0.107 R)
• M17: 9,353,457 km (0.065 R)
• M18: 9,624,977 km (0.091 R)
• M19: 10,470,953 km (0.078 R)
• M20: 12,309,810 km (0.039 R)
• M21: 13,373,302 km (0.04 R)
• M22: 18,923,233 km (0.111 R)
• M23: 21,440,516 km (0.106 R)
• M24: 24,478,101 km (0.084 R)
• M25: 25,621,328 km (0.068 R)
• M26: 27,457,492 km (0.093 R)
• M27: 29,727,790 km (0.073 R)
• M28: 30,314,213 km (0.08 R)
• M29: 32,366,098 km (0.09 R)
• M30: 33,111,843 km (0.109 R)
• M31: 48,081,952 km (0.115 R)
• M32: 50,035,551 km (0.068 R)
• M33: 56,212,746 km (0.112 R)
• M34: 57,470,116 km (0.047 R)
• M35: 62,687,043 km (0.097 R)

Kuiper Belt

Range: 30.5 - 50.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 160 - 12,531 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit