🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 0.64 AU - 0.88 AU

Year: 236 Days

Day: 27.8 Hours

Environment

Temp: 191 °C

Axial Tilt: 25.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.16 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 1.16 AU - 1.16 AU

Year: 445 Days

Day: 26.2 Hours

Environment

Temp: 35 °C

Axial Tilt: 2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 1.52 AU - 2.12 AU

Year: 875 Days

Day: 32.6 Hours

Environment

Temp: -52 °C

Axial Tilt: 0.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.47 AU - 2.41 AU

Year: 963 Days

Day: 37.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,868,666 km

• M1: 1,307,635 km (0.102 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.5

Radius: 1.83

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 1.83 AU - 2.25 AU

Year: 1039 Days

Day: 40.2 Hours

Environment

Temp: -66 °C

Axial Tilt: 37.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 57,868,666 km

• M1: 455,675 km (0.084 R)
• M2: 1,298,809 km (0.037 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 604.8

Radius: 14.8

Gravity: 2.76 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 5.05 AU - 7.87 AU

Year: 5853 Days

Day: 11.8 Hours

Environment

Temp: -154 °C

Axial Tilt: 20.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 57,868,666 km

• M1: 189,989 km (0.113 R)
• M2: 916,885 km (0.082 R)
• M3: 1,981,274 km (0.118 R)
• M4: 2,763,073 km (0.047 R)
• M5: 3,400,509 km (0.064 R)
• M6: 4,734,174 km (0.052 R)
• M7: 5,771,935 km (0.063 R)
• M8: 6,457,990 km (0.113 R)
• M9: 7,093,931 km (0.032 R)
• M10: 7,919,262 km (0.098 R)
• M11: 8,491,624 km (0.076 R)
• M12: 9,173,491 km (0.068 R)
• M13: 9,762,458 km (0.084 R)
• M14: 11,109,587 km (0.105 R)
• M15: 12,223,941 km (0.103 R)
• M16: 14,116,205 km (0.104 R)
• M17: 15,306,555 km (0.097 R)
• M18: 18,674,452 km (0.074 R)
• M19: 20,038,485 km (0.055 R)
• M20: 23,738,639 km (0.112 R)
• M21: 25,420,418 km (0.111 R)
• M22: 27,094,867 km (0.112 R)
• M23: 27,698,046 km (0.083 R)
• M24: 31,982,379 km (0.07 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 615.5

Radius: 10.2

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8 AU - 9.14 AU

Year: 8943 Days

Day: 5.6 Hours

Environment

Temp: -162 °C

Axial Tilt: 18.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 57,868,666 km

• M1: 134,339 km (0.1 R)
• M2: 454,179 km (0.077 R)
• M3: 969,394 km (0.118 R)
• M4: 1,353,412 km (0.04 R)
• M5: 1,977,983 km (0.103 R)
• M6: 2,348,238 km (0.112 R)
• M7: 4,375,439 km (0.077 R)
• M8: 9,098,393 km (0.103 R)
• M9: 9,700,375 km (0.064 R)
• M10: 11,559,876 km (0.109 R)
• M11: 12,266,427 km (0.09 R)
• M12: 16,037,640 km (0.094 R)
• M13: 27,070,034 km (0.111 R)
• M14: 30,100,887 km (0.074 R)
• M15: 34,447,303 km (0.112 R)
• M16: 36,827,705 km (0.055 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 596

Radius: 12.6

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 8.06 AU - 12.8 AU

Year: 12007 Days

Day: 6 Hours

Environment

Temp: -177 °C

Axial Tilt: 16.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 57,868,666 km

• M1: 156,629 km (0.112 R)
• M2: 600,635 km (0.113 R)
• M3: 1,439,880 km (0.114 R)
• M4: 2,683,487 km (0.072 R)
• M5: 3,332,891 km (0.103 R)
• M6: 9,402,675 km (0.073 R)
• M7: 10,795,132 km (0.03 R)
• M8: 13,104,773 km (0.119 R)
• M9: 14,506,805 km (0.04 R)
• M10: 16,147,893 km (0.105 R)
• M11: 16,721,452 km (0.031 R)
• M12: 19,877,518 km (0.056 R)
• M13: 21,466,696 km (0.118 R)
• M14: 23,593,230 km (0.068 R)
• M15: 24,425,742 km (0.082 R)
• M16: 25,759,706 km (0.05 R)
• M17: 31,251,294 km (0.104 R)
• M18: 34,093,654 km (0.073 R)
• M19: 35,277,422 km (0.064 R)
• M20: 36,980,444 km (0.041 R)
• M21: 42,418,027 km (0.097 R)
• M22: 44,762,675 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.2 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 115.1

Radius: 5.1

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 19.76 AU - 20.64 AU

Year: 32361 Days

Day: 24.1 Hours

Environment

Temp: -205 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 57,868,666 km

• M1: 70,610 km (0.075 R)
• M2: 757,564 km (0.098 R)
• M3: 1,213,837 km (0.065 R)
• M4: 6,064,997 km (0.097 R)
• M5: 13,248,687 km (0.118 R)
• M6: 22,736,034 km (0.077 R)
• M7: 38,128,309 km (0.115 R)
• M8: 43,623,786 km (0.105 R)
• M9: 56,663,185 km (0.108 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 381 - 12,855 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit