🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.52 AU - 0.78 AU

Year: 197 Days

Day: 20.5 Hours

Environment

Temp: 177 °C

Axial Tilt: 33.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.13 AU - 1.39 AU

Year: 533 Days

Day: 39.8 Hours

Environment

Temp: -32 °C

Axial Tilt: 34.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 1.31 AU - 1.97 AU

Year: 791 Days

Day: 17.2 Hours

Environment

Temp: -67 °C

Axial Tilt: 9.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 554.7

Radius: 10.9

Gravity: 4.67 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 4.48 AU - 5.14 AU

Year: 3974 Days

Day: 10.7 Hours

Environment

Temp: -147 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,642,385 km

• M1: 154,385 km (0.108 R)
• M2: 380,577 km (0.101 R)
• M3: 606,171 km (0.105 R)
• M4: 1,287,290 km (0.113 R)
• M5: 2,031,838 km (0.103 R)
• M6: 2,846,698 km (0.04 R)
• M7: 3,265,123 km (0.12 R)
• M8: 4,152,687 km (0.047 R)
• M9: 6,043,455 km (0.092 R)
• M10: 6,406,230 km (0.094 R)
• M11: 6,629,130 km (0.09 R)
• M12: 7,505,924 km (0.077 R)
• M13: 7,801,529 km (0.11 R)
• M14: 9,100,637 km (0.101 R)
• M15: 9,727,602 km (0.042 R)
• M16: 10,033,529 km (0.038 R)
• M17: 12,173,228 km (0.089 R)
• M18: 13,500,011 km (0.112 R)
• M19: 14,522,064 km (0.098 R)
• M20: 17,282,593 km (0.114 R)
• M21: 17,896,692 km (0.114 R)
• M22: 20,197,209 km (0.086 R)
• M23: 21,174,531 km (0.069 R)
• M24: 21,671,944 km (0.089 R)
• M25: 23,862,805 km (0.072 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 717.1

Radius: 13.1

Gravity: 4.18 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 6.33 AU - 6.61 AU

Year: 6200 Days

Day: 6.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 78,642,385 km

• M1: 164,707 km (0.03 R)
• M2: 1,516,174 km (0.116 R)
• M3: 2,026,303 km (0.069 R)
• M4: 2,399,849 km (0.12 R)
• M5: 3,396,919 km (0.115 R)
• M6: 3,747,427 km (0.067 R)
• M7: 5,303,095 km (0.106 R)
• M8: 5,575,662 km (0.101 R)
• M9: 7,845,062 km (0.073 R)
• M10: 9,004,296 km (0.083 R)
• M11: 10,358,456 km (0.112 R)
• M12: 11,407,586 km (0.088 R)
• M13: 11,728,174 km (0.067 R)
• M14: 15,321,365 km (0.069 R)
• M15: 16,069,803 km (0.11 R)
• M16: 17,769,983 km (0.092 R)
• M17: 18,120,341 km (0.119 R)
• M18: 18,626,880 km (0.059 R)
• M19: 19,140,449 km (0.071 R)
• M20: 20,615,933 km (0.082 R)
• M21: 21,265,188 km (0.045 R)
• M22: 23,445,427 km (0.037 R)
• M23: 25,314,204 km (0.098 R)
• M24: 30,236,871 km (0.112 R)
• M25: 31,155,253 km (0.048 R)
• M26: 32,761,485 km (0.11 R)
• M27: 34,408,258 km (0.053 R)
• M28: 35,106,432 km (0.11 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 100.1

Radius: 5.5

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 9.78 AU - 16.16 AU

Year: 17597 Days

Day: 18.3 Hours

Environment

Temp: -192 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 78,642,385 km

• M1: 70,161 km (0.11 R)
• M2: 883,824 km (0.052 R)
• M3: 1,493,884 km (0.115 R)
• M4: 1,878,650 km (0.059 R)
• M5: 1,994,588 km (0.025 R)
• M6: 2,589,689 km (0.07 R)
• M7: 4,881,827 km (0.063 R)
• M8: 5,541,105 km (0.102 R)
• M9: 6,486,115 km (0.04 R)
• M10: 7,374,726 km (0.086 R)
• M11: 7,672,576 km (0.054 R)
• M12: 10,779,125 km (0.086 R)
• M13: 11,260,381 km (0.068 R)
• M14: 11,835,286 km (0.074 R)
• M15: 15,207,521 km (0.094 R)
• M16: 19,004,016 km (0.077 R)
• M17: 19,695,906 km (0.083 R)
• M18: 19,803,467 km (0.088 R)
• M19: 20,019,486 km (0.07 R)
• M20: 21,339,987 km (0.066 R)
• M21: 22,186,860 km (0.075 R)
• M22: 28,642,158 km (0.11 R)
• M23: 29,359,330 km (0.076 R)
• M24: 30,151,900 km (0.115 R)
• M25: 31,768,604 km (0.094 R)
• M26: 33,357,632 km (0.091 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.8

Radius: 6.2

Gravity: 12.3 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 15.21 AU - 17.83 AU

Year: 25295 Days

Day: 18.3 Hours

Environment

Temp: -191 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 78,642,385 km

• M1: 1,446,013 km (0.036 R)
• M2: 1,573,321 km (0.098 R)
• M3: 1,892,263 km (0.076 R)
• M4: 4,233,171 km (0.069 R)
• M5: 5,388,067 km (0.114 R)
• M6: 5,762,211 km (0.083 R)
• M7: 5,932,453 km (0.076 R)
• M8: 6,593,676 km (0.109 R)
• M9: 8,478,011 km (0.106 R)
• M10: 13,477,871 km (0.082 R)
• M11: 23,412,964 km (0.072 R)
• M12: 24,979,852 km (0.106 R)
• M13: 35,450,357 km (0.085 R)
• M14: 43,099,446 km (0.062 R)
• M15: 52,775,586 km (0.092 R)
• M16: 55,249,037 km (0.091 R)
• M17: 56,174,748 km (0.028 R)
• M18: 57,376,019 km (0.115 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 277 - 10,970 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit