🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.04

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.53 AU - 0.57 AU

Year: 145 Days

Day: 42.5 Hours

Environment

Temp: 209 °C

Axial Tilt: 28 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 76,815,693 km

• M1: 42,486 km (0.099 R)
• M2: 415,583 km (0.106 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 3.41 AU - 4.53 AU

Year: 2820 Days

Day: 32.7 Hours

Environment

Temp: -121 °C

Axial Tilt: 1.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.89 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 857.7

Radius: 14.8

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 5.46 AU - 6.14 AU

Year: 4979 Days

Day: 5.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 76,815,693 km

• M1: 184,005 km (0.048 R)
• M2: 658,679 km (0.041 R)
• M3: 1,221,766 km (0.11 R)
• M4: 1,831,976 km (0.068 R)
• M5: 2,626,490 km (0.064 R)
• M6: 3,664,400 km (0.104 R)
• M7: 4,340,133 km (0.095 R)
• M8: 6,480,430 km (0.103 R)
• M9: 6,947,475 km (0.111 R)
• M10: 7,472,862 km (0.058 R)
• M11: 8,762,994 km (0.102 R)
• M12: 12,380,121 km (0.093 R)
• M13: 13,155,038 km (0.099 R)
• M14: 14,017,021 km (0.105 R)
• M15: 17,461,213 km (0.073 R)
• M16: 18,304,347 km (0.109 R)
• M17: 19,447,723 km (0.1 R)
• M18: 20,142,306 km (0.095 R)
• M19: 20,925,301 km (0.112 R)
• M20: 21,876,893 km (0.106 R)
• M21: 24,582,371 km (0.07 R)
• M22: 29,727,490 km (0.032 R)
• M23: 30,463,811 km (0.11 R)
• M24: 32,164,889 km (0.118 R)

Planet 4 - Gas Giant

Semi-Major Axis: 7.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.7

Radius: 14

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 6.87 AU - 8.85 AU

Year: 7855 Days

Day: 11.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 76,815,693 km

• M1: 174,431 km (0.104 R)
• M2: 657,782 km (0.096 R)
• M3: 2,407,329 km (0.097 R)
• M4: 3,325,860 km (0.108 R)
• M5: 4,251,422 km (0.111 R)
• M6: 5,854,812 km (0.042 R)
• M7: 6,364,791 km (0.102 R)
• M8: 7,053,240 km (0.116 R)
• M9: 8,034,602 km (0.05 R)
• M10: 9,791,929 km (0.103 R)
• M11: 11,115,122 km (0.101 R)
• M12: 13,522,301 km (0.06 R)
• M13: 14,600,902 km (0.083 R)
• M14: 16,193,072 km (0.117 R)
• M15: 16,861,326 km (0.112 R)
• M16: 18,324,692 km (0.092 R)
• M17: 18,977,238 km (0.1 R)
• M18: 20,793,206 km (0.032 R)
• M19: 22,888,474 km (0.106 R)
• M20: 23,391,422 km (0.071 R)
• M21: 26,657,443 km (0.092 R)
• M22: 28,064,112 km (0.094 R)
• M23: 29,029,168 km (0.072 R)
• M24: 30,016,065 km (0.058 R)
• M25: 38,144,914 km (0.115 R)

Planet 5 - Ice Giant

Semi-Major Axis: 16.28 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765

Radius: 7.6

Gravity: 13.24 G

Time & Orbit

Eccentricity (e): 0.124

Orbit Range: 14.26 AU - 18.3 AU

Year: 23414 Days

Day: 15.5 Hours

Environment

Temp: -199 °C

Axial Tilt: 35 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,815,693 km

• M1: 98,286 km (0.11 R)
• M2: 340,036 km (0.104 R)
• M3: 1,305,391 km (0.091 R)
• M4: 1,857,258 km (0.073 R)
• M5: 2,165,280 km (0.088 R)
• M6: 4,113,493 km (0.092 R)
• M7: 4,713,679 km (0.05 R)
• M8: 5,054,314 km (0.094 R)
• M9: 8,788,426 km (0.061 R)
• M10: 9,305,287 km (0.066 R)
• M11: 13,209,193 km (0.114 R)
• M12: 14,747,508 km (0.084 R)
• M13: 15,231,457 km (0.095 R)
• M14: 17,008,979 km (0.06 R)
• M15: 22,311,475 km (0.079 R)
• M16: 22,949,211 km (0.062 R)
• M17: 28,248,865 km (0.106 R)
• M18: 29,499,952 km (0.095 R)
• M19: 30,918,439 km (0.098 R)
• M20: 35,445,869 km (0.072 R)
• M21: 37,196,164 km (0.096 R)
• M22: 38,698,127 km (0.117 R)
• M23: 42,791,573 km (0.088 R)
• M24: 47,687,612 km (0.094 R)
• M25: 51,090,216 km (0.053 R)
• M26: 51,826,537 km (0.069 R)
• M27: 62,262,634 km (0.106 R)
• M28: 66,102,662 km (0.083 R)
• M29: 79,054,097 km (0.106 R)
• M30: 79,299,587 km (0.091 R)
• M31: 79,792,063 km (0.117 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 307.7

Radius: 4.5

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 18.51 AU - 20.13 AU

Year: 30270 Days

Day: 24.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 76,815,693 km

• M1: 56,249 km (0.101 R)
• M2: 320,289 km (0.114 R)
• M3: 679,324 km (0.041 R)
• M4: 930,349 km (0.077 R)
• M5: 1,517,072 km (0.066 R)
• M6: 2,087,339 km (0.114 R)
• M7: 2,715,351 km (0.093 R)
• M8: 2,864,949 km (0.073 R)
• M9: 3,850,200 km (0.076 R)
• M10: 5,079,895 km (0.102 R)
• M11: 5,230,989 km (0.062 R)
• M12: 5,742,913 km (0.063 R)
• M13: 5,948,460 km (0.092 R)
• M14: 6,374,216 km (0.093 R)
• M15: 9,309,625 km (0.052 R)
• M16: 10,298,168 km (0.096 R)
• M17: 14,572,777 km (0.036 R)
• M18: 16,886,009 km (0.094 R)
• M19: 18,796,075 km (0.062 R)
• M20: 22,325,238 km (0.06 R)
• M21: 23,453,954 km (0.086 R)
• M22: 28,706,335 km (0.116 R)
• M23: 33,354,192 km (0.09 R)
• M24: 33,618,830 km (0.099 R)
• M25: 34,421,124 km (0.113 R)
• M26: 41,609,301 km (0.082 R)
• M27: 44,744,125 km (0.09 R)
• M28: 47,029,831 km (0.065 R)
• M29: 48,370,228 km (0.112 R)
• M30: 62,197,409 km (0.111 R)
• M31: 71,860,235 km (0.064 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 451 - 16,899 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit