🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.7 AU - 0.8 AU

Year: 235 Days

Day: 14.5 Hours

Environment

Temp: 184 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.92 AU - 1.16 AU

Year: 384 Days

Day: 13.3 Hours

Environment

Temp: 29 °C

Axial Tilt: 1.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 115,281,647 km

• M1: 35,006 km (0.066 R)
• M2: 196,123 km (0.112 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.98

Radius: 1.74

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 1.22 AU - 1.26 AU

Year: 499 Days

Day: 41.1 Hours

Environment

Temp: 14 °C

Axial Tilt: 14.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.04

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.21 AU - 1.31 AU

Year: 512 Days

Day: 15.9 Hours

Environment

Temp: -2 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 5 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.79 AU - 2.09 AU

Year: 977 Days

Day: 39.7 Hours

Environment

Temp: -52 °C

Axial Tilt: 19.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 115,281,647 km

• M1: 364,420 km (0.041 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.7

Radius: 12.2

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 5.09 AU - 5.73 AU

Year: 4551 Days

Day: 14.6 Hours

Environment

Temp: -150 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 115,281,647 km

• M1: 151,692 km (0.047 R)
• M2: 895,493 km (0.055 R)
• M3: 1,721,722 km (0.049 R)
• M4: 2,427,973 km (0.086 R)
• M5: 4,092,998 km (0.074 R)
• M6: 4,608,213 km (0.103 R)
• M7: 5,097,248 km (0.119 R)
• M8: 5,769,541 km (0.049 R)
• M9: 6,748,061 km (0.1 R)
• M10: 7,175,013 km (0.103 R)
• M11: 8,467,688 km (0.077 R)
• M12: 9,447,106 km (0.047 R)
• M13: 10,350,677 km (0.086 R)
• M14: 11,874,331 km (0.075 R)
• M15: 14,363,041 km (0.109 R)
• M16: 15,071,985 km (0.053 R)
• M17: 15,803,968 km (0.1 R)
• M18: 18,088,627 km (0.056 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 114.5

Radius: 12.1

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 9.27 AU - 12.35 AU

Year: 12854 Days

Day: 13.8 Hours

Environment

Temp: -171 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 115,281,647 km

• M1: 150,495 km (0.102 R)
• M2: 884,871 km (0.061 R)
• M3: 1,673,551 km (0.107 R)
• M4: 2,551,990 km (0.041 R)
• M5: 4,801,493 km (0.111 R)
• M6: 8,332,003 km (0.114 R)
• M7: 10,669,021 km (0.111 R)
• M8: 11,505,273 km (0.066 R)
• M9: 17,784,494 km (0.053 R)
• M10: 18,959,735 km (0.087 R)
• M11: 25,379,728 km (0.066 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 63.2

Radius: 10.8

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 9.67 AU - 14.57 AU

Year: 15260 Days

Day: 8.8 Hours

Environment

Temp: -186 °C

Axial Tilt: 4.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 115,281,647 km

• M1: 134,339 km (0.085 R)
• M2: 619,335 km (0.102 R)
• M3: 1,170,603 km (0.083 R)
• M4: 2,296,926 km (0.109 R)
• M5: 2,686,329 km (0.064 R)
• M6: 3,216,055 km (0.091 R)
• M7: 4,436,624 km (0.052 R)
• M8: 5,019,158 km (0.116 R)
• M9: 8,613,397 km (0.107 R)
• M10: 10,534,981 km (0.085 R)
• M11: 11,526,366 km (0.091 R)
• M12: 12,382,814 km (0.111 R)
• M13: 13,641,979 km (0.084 R)
• M14: 23,266,508 km (0.039 R)
• M15: 26,618,248 km (0.109 R)
• M16: 28,281,627 km (0.106 R)
• M17: 28,708,131 km (0.037 R)

Asteroid Belt

Center: 15.83 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 9 - Ice Giant

Semi-Major Axis: 19.54 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 976.6

Radius: 6

Gravity: 27.13 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 19.07 AU - 20.01 AU

Year: 31238 Days

Day: 24.4 Hours

Environment

Temp: -209 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 115,281,647 km

• M1: 74,799 km (0.102 R)
• M2: 339,587 km (0.058 R)
• M3: 890,107 km (0.113 R)
• M4: 1,284,747 km (0.073 R)
• M5: 6,149,968 km (0.083 R)
• M6: 7,447,880 km (0.047 R)
• M7: 7,899,216 km (0.104 R)
• M8: 8,368,505 km (0.096 R)
• M9: 10,364,290 km (0.047 R)
• M10: 11,070,392 km (0.109 R)
• M11: 12,035,747 km (0.047 R)
• M12: 13,963,316 km (0.064 R)
• M13: 15,628,190 km (0.079 R)
• M14: 16,555,697 km (0.093 R)
• M15: 17,914,943 km (0.075 R)
• M16: 19,557,528 km (0.104 R)
• M17: 23,376,612 km (0.119 R)
• M18: 24,835,191 km (0.04 R)
• M19: 26,612,115 km (0.112 R)
• M20: 27,664,685 km (0.112 R)
• M21: 30,845,286 km (0.061 R)
• M22: 32,597,675 km (0.092 R)
• M23: 36,139,854 km (0.059 R)
• M24: 43,254,878 km (0.083 R)
• M25: 45,819,285 km (0.095 R)
• M26: 54,117,927 km (0.095 R)
• M27: 56,231,596 km (0.08 R)
• M28: 56,876,213 km (0.099 R)
• M29: 57,961,545 km (0.075 R)
• M30: 63,363,973 km (0.062 R)
• M31: 64,061,997 km (0.111 R)
• M32: 78,317,627 km (0.089 R)
• M33: 79,121,566 km (0.115 R)
• M34: 85,185,366 km (0.066 R)
• M35: 106,199,528 km (0.085 R)
• M36: 107,184,182 km (0.103 R)

Kuiper Belt

Range: 30.3 - 53.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 14,590 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit