🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.06

Radius: 1.34

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 0.82 AU - 0.86 AU

Year: 287 Days

Day: 39.2 Hours

Environment

Temp: 115 °C

Axial Tilt: 26.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 75,342,004 km

• M1: 451,935 km (0.116 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.067

Orbit Range: 2.46 AU - 2.82 AU

Year: 1599 Days

Day: 19.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 42.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.43

Radius: 1.15

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 2.69 AU - 3.91 AU

Year: 2235 Days

Day: 35.7 Hours

Environment

Temp: -115 °C

Axial Tilt: 15.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 75,342,004 km

• M1: 66,421 km (0.119 R)
• M2: 508,334 km (0.112 R)

Asteroid Belt

Center: 3.89 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.1

Radius: 10.8

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 4.09 AU - 4.87 AU

Year: 3535 Days

Day: 13.2 Hours

Environment

Temp: -137 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 75,342,004 km

• M1: 138,079 km (0.075 R)
• M2: 577,149 km (0.066 R)
• M3: 1,144,873 km (0.101 R)
• M4: 1,827,338 km (0.056 R)
• M5: 3,416,516 km (0.111 R)
• M6: 6,033,581 km (0.119 R)
• M7: 6,690,765 km (0.096 R)
• M8: 7,068,948 km (0.083 R)
• M9: 8,470,231 km (0.059 R)
• M10: 8,951,039 km (0.12 R)
• M11: 10,843,153 km (0.12 R)
• M12: 11,410,428 km (0.11 R)
• M13: 18,589,630 km (0.12 R)
• M14: 21,100,181 km (0.095 R)
• M15: 22,331,821 km (0.078 R)
• M16: 25,315,251 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 11.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 70.8

Radius: 9.4

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.44 AU - 13.84 AU

Year: 14804 Days

Day: 10.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 47.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 75,342,004 km

• M1: 116,986 km (0.114 R)
• M2: 555,457 km (0.096 R)
• M3: 894,894 km (0.101 R)
• M4: 1,579,155 km (0.073 R)
• M5: 2,007,603 km (0.082 R)
• M6: 2,366,788 km (0.113 R)
• M7: 3,177,160 km (0.092 R)
• M8: 3,977,359 km (0.051 R)
• M9: 4,985,349 km (0.03 R)
• M10: 5,478,124 km (0.051 R)
• M11: 7,120,111 km (0.059 R)
• M12: 7,998,998 km (0.089 R)
• M13: 9,348,670 km (0.113 R)
• M14: 12,005,828 km (0.108 R)
• M15: 12,993,323 km (0.096 R)
• M16: 13,558,953 km (0.062 R)
• M17: 14,629,625 km (0.091 R)
• M18: 14,961,582 km (0.032 R)
• M19: 17,926,462 km (0.11 R)
• M20: 20,771,814 km (0.096 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 438

Radius: 8

Gravity: 6.84 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 11.89 AU - 13.91 AU

Year: 17272 Days

Day: 23.1 Hours

Environment

Temp: -190 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 75,342,004 km

• M1: 122,521 km (0.11 R)
• M2: 439,818 km (0.077 R)
• M3: 1,307,037 km (0.085 R)
• M4: 1,717,982 km (0.093 R)
• M5: 2,370,827 km (0.107 R)
• M6: 3,179,254 km (0.069 R)
• M7: 3,592,892 km (0.086 R)
• M8: 4,219,707 km (0.092 R)
• M9: 5,293,969 km (0.029 R)
• M10: 5,913,753 km (0.099 R)
• M11: 11,089,989 km (0.107 R)
• M12: 14,039,012 km (0.065 R)
• M13: 16,472,820 km (0.102 R)
• M14: 27,831,337 km (0.102 R)
• M15: 30,827,932 km (0.105 R)
• M16: 34,278,856 km (0.05 R)
• M17: 37,062,424 km (0.087 R)
• M18: 50,023,434 km (0.097 R)
• M19: 53,264,322 km (0.039 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 699.1

Radius: 5.2

Gravity: 25.85 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 13.75 AU - 14.23 AU

Year: 19507 Days

Day: 20.8 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 75,342,004 km

• M1: 64,925 km (0.113 R)
• M2: 771,775 km (0.119 R)
• M3: 1,212,940 km (0.116 R)
• M4: 2,531,346 km (0.078 R)
• M5: 3,846,909 km (0.104 R)
• M6: 4,360,479 km (0.107 R)
• M7: 4,774,865 km (0.113 R)
• M8: 4,954,981 km (0.11 R)
• M9: 8,920,970 km (0.115 R)
• M10: 10,467,064 km (0.1 R)
• M11: 14,828,291 km (0.063 R)
• M12: 15,921,402 km (0.027 R)
• M13: 21,025,233 km (0.082 R)
• M14: 27,121,196 km (0.112 R)
• M15: 27,465,122 km (0.051 R)
• M16: 46,785,537 km (0.12 R)
• M17: 55,125,020 km (0.111 R)
• M18: 55,308,577 km (0.099 R)
• M19: 56,418,294 km (0.098 R)
• M20: 58,491,271 km (0.04 R)
• M21: 66,042,822 km (0.106 R)
• M22: 67,291,516 km (0.077 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 17,347 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit