🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 3.39 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.83 AU - 3.95 AU

Year: 2327 Days

Day: 32.1 Hours

Environment

Temp: -111 °C

Axial Tilt: 27.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 3.53 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 3.34 AU - 3.72 AU

Year: 2472 Days

Day: 38.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 29.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.91 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.79

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 3.27 AU - 5.31 AU

Year: 3312 Days

Day: 30.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,564,389 km

• M1: 1,853,069 km (0.073 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 3.38 AU - 5.2 AU

Year: 3312 Days

Day: 40.9 Hours

Environment

Temp: -143 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,564,389 km

• M1: 2,072,978 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 4.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 193.2

Radius: 14.3

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 4.25 AU - 5.13 AU

Year: 3786 Days

Day: 13.6 Hours

Environment

Temp: -140 °C

Axial Tilt: 23.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 78,564,389 km

• M1: 205,248 km (0.118 R)
• M2: 1,782,608 km (0.117 R)
• M3: 3,005,272 km (0.061 R)
• M4: 3,981,847 km (0.115 R)
• M5: 4,504,242 km (0.095 R)
• M6: 5,454,638 km (0.106 R)
• M7: 6,027,149 km (0.055 R)
• M8: 9,282,697 km (0.04 R)
• M9: 10,242,817 km (0.069 R)
• M10: 12,767,729 km (0.102 R)
• M11: 15,030,696 km (0.115 R)
• M12: 16,112,439 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 280.6

Radius: 14.9

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 5.69 AU - 6.07 AU

Year: 5315 Days

Day: 13.5 Hours

Environment

Temp: -160 °C

Axial Tilt: 23.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 78,564,389 km

• M1: 185,651 km (0.088 R)
• M2: 1,128,566 km (0.053 R)
• M3: 1,817,764 km (0.046 R)
• M4: 3,406,194 km (0.07 R)
• M5: 5,734,834 km (0.117 R)
• M6: 6,519,924 km (0.111 R)
• M7: 7,000,133 km (0.039 R)
• M8: 7,764,877 km (0.047 R)
• M9: 9,424,217 km (0.093 R)
• M10: 13,102,978 km (0.112 R)
• M11: 18,824,947 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484

Radius: 13.9

Gravity: 2.51 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 6.77 AU - 8.45 AU

Year: 7826 Days

Day: 14.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 78,564,389 km

• M1: 172,935 km (0.097 R)
• M2: 684,261 km (0.097 R)
• M3: 1,156,840 km (0.115 R)
• M4: 1,842,298 km (0.085 R)
• M5: 2,396,558 km (0.103 R)
• M6: 4,314,851 km (0.042 R)
• M7: 5,188,054 km (0.084 R)
• M8: 5,698,183 km (0.058 R)
• M9: 8,044,925 km (0.094 R)
• M10: 8,897,782 km (0.063 R)
• M11: 9,676,140 km (0.106 R)
• M12: 12,443,401 km (0.114 R)
• M13: 14,151,959 km (0.118 R)
• M14: 14,617,208 km (0.103 R)
• M15: 25,014,410 km (0.118 R)
• M16: 26,041,100 km (0.076 R)
• M17: 29,196,119 km (0.082 R)
• M18: 32,396,616 km (0.052 R)
• M19: 35,609,828 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.38 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 246.3

Radius: 7.3

Gravity: 4.62 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 12.43 AU - 20.33 AU

Year: 24713 Days

Day: 18.3 Hours

Environment

Temp: -200 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 78,564,389 km

• M1: 91,853 km (0.11 R)
• M2: 447,597 km (0.103 R)
• M3: 726,447 km (0.111 R)
• M4: 1,500,766 km (0.087 R)
• M5: 3,477,552 km (0.106 R)
• M6: 3,838,233 km (0.071 R)
• M7: 5,106,374 km (0.031 R)
• M8: 6,885,242 km (0.067 R)
• M9: 9,144,619 km (0.092 R)
• M10: 10,272,886 km (0.087 R)
• M11: 10,611,575 km (0.033 R)
• M12: 15,061,663 km (0.094 R)
• M13: 16,475,961 km (0.108 R)
• M14: 17,334,055 km (0.094 R)
• M15: 18,718,284 km (0.056 R)
• M16: 21,247,236 km (0.1 R)
• M17: 22,735,585 km (0.082 R)
• M18: 26,231,687 km (0.065 R)
• M19: 30,300,301 km (0.055 R)
• M20: 37,759,999 km (0.05 R)
• M21: 42,631,354 km (0.064 R)
• M22: 45,443,495 km (0.107 R)
• M23: 50,779,950 km (0.039 R)
• M24: 52,259,473 km (0.043 R)
• M25: 59,364,325 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.82 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 59.7

Radius: 4.2

Gravity: 3.38 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 15.08 AU - 20.56 AU

Year: 28042 Days

Day: 18.3 Hours

Environment

Temp: -209 °C

Axial Tilt: 42.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 78,564,389 km

• M1: 52,359 km (0.104 R)
• M2: 238,459 km (0.102 R)
• M3: 657,931 km (0.115 R)
• M4: 883,076 km (0.096 R)
• M5: 1,831,078 km (0.054 R)
• M6: 5,109,814 km (0.065 R)
• M7: 5,423,820 km (0.114 R)
• M8: 6,300,614 km (0.096 R)
• M9: 6,884,943 km (0.07 R)
• M10: 7,151,526 km (0.073 R)
• M11: 8,118,377 km (0.056 R)
• M12: 8,459,161 km (0.1 R)
• M13: 11,221,037 km (0.104 R)
• M14: 12,353,343 km (0.039 R)
• M15: 19,775,791 km (0.026 R)
• M16: 24,802,429 km (0.092 R)
• M17: 28,231,961 km (0.069 R)
• M18: 29,408,697 km (0.111 R)
• M19: 32,386,593 km (0.059 R)
• M20: 32,919,610 km (0.118 R)
• M21: 33,893,642 km (0.118 R)

Planet 10 - Ice Giant

Semi-Major Axis: 19.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 311.5

Radius: 6.5

Gravity: 7.37 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 16.27 AU - 21.93 AU

Year: 31117 Days

Day: 18 Hours

Environment

Temp: -206 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 78,564,389 km

• M1: 83,476 km (0.099 R)
• M2: 310,266 km (0.098 R)
• M3: 546,182 km (0.103 R)
• M4: 1,010,982 km (0.055 R)
• M5: 1,936,245 km (0.041 R)
• M6: 2,221,080 km (0.06 R)
• M7: 3,417,115 km (0.106 R)
• M8: 4,421,515 km (0.099 R)
• M9: 5,529,736 km (0.099 R)
• M10: 6,320,809 km (0.109 R)
• M11: 6,720,834 km (0.116 R)
• M12: 13,067,374 km (0.056 R)
• M13: 16,199,654 km (0.111 R)
• M14: 16,864,318 km (0.08 R)
• M15: 17,288,876 km (0.058 R)
• M16: 24,758,597 km (0.118 R)
• M17: 33,992,077 km (0.1 R)
• M18: 37,039,535 km (0.091 R)
• M19: 40,113,921 km (0.082 R)
• M20: 41,790,165 km (0.105 R)
• M21: 44,633,123 km (0.083 R)
• M22: 45,445,140 km (0.042 R)
• M23: 45,937,018 km (0.097 R)
• M24: 57,295,386 km (0.084 R)
• M25: 71,710,637 km (0.049 R)
• M26: 72,600,445 km (0.102 R)
• M27: 78,094,427 km (0.096 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 10,917 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit