🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.95

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.214

Orbit Range: 0.4 AU - 0.62 AU

Year: 235 Days

Day: 12.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.41

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 0.56 AU - 0.68 AU

Year: 315 Days

Day: 21.9 Hours

Environment

Temp: -139 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 43,779,301 km

• M1: 57,296 km (0.118 R)
• M2: 453,730 km (0.096 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 50.9

Radius: 8.9

Gravity: 0.64 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.85 AU - 1.09 AU

Year: 617 Days

Day: 10.6 Hours

Environment

Temp: -148 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 43,779,301 km

• M1: 113,844 km (0.084 R)
• M2: 419,772 km (0.055 R)
• M3: 769,531 km (0.08 R)
• M4: 1,178,831 km (0.09 R)
• M5: 1,556,715 km (0.107 R)
• M6: 1,833,771 km (0.096 R)
• M7: 2,186,223 km (0.042 R)
• M8: 2,474,199 km (0.035 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 10.6

Gravity: 0.26 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 1.02 AU - 1.06 AU

Year: 685 Days

Day: 12 Hours

Environment

Temp: -154 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 43,779,301 km

• M1: 131,796 km (0.093 R)
• M2: 472,580 km (0.107 R)
• M3: 961,166 km (0.089 R)
• M4: 1,514,978 km (0.078 R)
• M5: 2,117,408 km (0.103 R)
• M6: 2,538,227 km (0.087 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 378.7

Radius: 12.4

Gravity: 2.46 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 1.11 AU - 1.47 AU

Year: 946 Days

Day: 10.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 44.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 43,779,301 km

• M1: 154,385 km (0.112 R)
• M2: 580,141 km (0.098 R)
• M3: 980,913 km (0.108 R)
• M4: 1,402,031 km (0.104 R)
• M5: 1,850,675 km (0.115 R)
• M6: 2,264,762 km (0.075 R)
• M7: 2,729,862 km (0.117 R)
• M8: 3,258,840 km (0.092 R)
• M9: 3,671,880 km (0.102 R)
• M10: 4,090,155 km (0.05 R)
• M11: 4,972,035 km (0.097 R)
• M12: 5,803,500 km (0.084 R)
• M13: 6,537,726 km (0.085 R)
• M14: 6,938,349 km (0.086 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536

Radius: 9.8

Gravity: 5.58 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 1.2 AU - 1.56 AU

Year: 1047 Days

Day: 10.1 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,779,301 km

• M1: 121,922 km (0.063 R)
• M2: 457,470 km (0.105 R)
• M3: 765,492 km (0.12 R)
• M4: 1,166,714 km (0.106 R)
• M5: 1,869,225 km (0.058 R)
• M6: 2,256,684 km (0.078 R)
• M7: 2,983,879 km (0.117 R)
• M8: 3,459,301 km (0.066 R)
• M9: 3,829,257 km (0.064 R)
• M10: 4,241,997 km (0.091 R)
• M11: 4,579,490 km (0.045 R)
• M12: 5,347,376 km (0.054 R)
• M13: 6,198,588 km (0.058 R)
• M14: 7,090,939 km (0.088 R)
• M15: 8,117,629 km (0.12 R)
• M16: 9,074,008 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 230.6

Radius: 10.2

Gravity: 2.22 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 2.78 AU - 3.34 AU

Year: 3456 Days

Day: 13.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 48.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 43,779,301 km

• M1: 126,859 km (0.111 R)
• M2: 512,074 km (0.053 R)
• M3: 874,549 km (0.088 R)
• M4: 1,209,349 km (0.045 R)
• M5: 2,391,771 km (0.118 R)
• M6: 2,912,521 km (0.088 R)
• M7: 3,355,779 km (0.082 R)
• M8: 3,807,266 km (0.094 R)
• M9: 4,918,928 km (0.075 R)
• M10: 5,250,436 km (0.105 R)
• M11: 5,668,263 km (0.071 R)
• M12: 6,783,665 km (0.062 R)
• M13: 7,508,168 km (0.12 R)
• M14: 8,980,510 km (0.098 R)
• M15: 14,230,497 km (0.113 R)
• M16: 15,137,210 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.29 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.9

Radius: 5.8

Gravity: 3.42 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 9.88 AU - 10.7 AU

Year: 21313 Days

Day: 18.4 Hours

Environment

Temp: -230 °C

Axial Tilt: 24.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 43,779,301 km

• M1: 73,303 km (0.03 R)
• M2: 1,324,390 km (0.054 R)
• M3: 1,558,660 km (0.085 R)
• M4: 3,062,418 km (0.057 R)
• M5: 4,905,763 km (0.111 R)
• M6: 5,214,234 km (0.1 R)
• M7: 6,182,282 km (0.101 R)
• M8: 6,764,965 km (0.114 R)
• M9: 7,788,963 km (0.047 R)
• M10: 9,278,808 km (0.079 R)
• M11: 10,090,676 km (0.113 R)
• M12: 11,157,907 km (0.066 R)
• M13: 14,935,552 km (0.102 R)
• M14: 16,659,219 km (0.114 R)
• M15: 21,295,855 km (0.077 R)
• M16: 22,282,752 km (0.067 R)
• M17: 23,907,385 km (0.092 R)
• M18: 26,256,072 km (0.105 R)
• M19: 32,576,133 km (0.092 R)
• M20: 41,461,349 km (0.087 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 13,589 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit