🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 1.03 AU - 1.33 AU

Year: 461 Days

Day: 36.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 21 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,336,216 km

• M1: 504,294 km (0.083 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 1.23 AU - 1.37 AU

Year: 533 Days

Day: 32 Hours

Environment

Temp: 9 °C

Axial Tilt: 19.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 101,336,216 km

• M1: 78,988 km (0.084 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.9

Radius: 0.96

Gravity: 0.98 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 1.27 AU - 2.01 AU

Year: 756 Days

Day: 45.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 158.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 101,336,216 km

• M1: 22,589 km (0.067 R)
• M2: 94,695 km (0.042 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.81

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.145

Orbit Range: 1.49 AU - 1.99 AU

Year: 826 Days

Day: 44.5 Hours

Environment

Temp: -56 °C

Axial Tilt: 25.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,336,216 km

• M1: 257,608 km (0.109 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 3.37 AU - 5.55 AU

Year: 3390 Days

Day: 46.3 Hours

Environment

Temp: -119 °C

Axial Tilt: 38.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 80.9

Radius: 9

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 7.91 AU - 9.61 AU

Year: 9331 Days

Day: 9.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 38.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 101,336,216 km

• M1: 111,899 km (0.075 R)
• M2: 428,598 km (0.04 R)
• M3: 739,612 km (0.112 R)
• M4: 1,145,770 km (0.078 R)
• M5: 1,651,860 km (0.119 R)
• M6: 2,054,577 km (0.087 R)
• M7: 2,537,030 km (0.083 R)
• M8: 2,888,286 km (0.034 R)
• M9: 3,308,357 km (0.078 R)
• M10: 3,748,923 km (0.05 R)
• M11: 5,258,814 km (0.053 R)
• M12: 6,163,731 km (0.096 R)
• M13: 6,477,588 km (0.07 R)
• M14: 11,466,677 km (0.086 R)
• M15: 13,979,921 km (0.084 R)
• M16: 19,148,677 km (0.104 R)
• M17: 21,077,891 km (0.091 R)
• M18: 21,465,798 km (0.114 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 968.2

Radius: 13.3

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 9.33 AU - 10.25 AU

Year: 11024 Days

Day: 10.1 Hours

Environment

Temp: -172 °C

Axial Tilt: 12 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 101,336,216 km

• M1: 165,455 km (0.09 R)
• M2: 750,233 km (0.112 R)
• M3: 2,858,367 km (0.026 R)
• M4: 7,277,637 km (0.047 R)
• M5: 7,803,175 km (0.113 R)
• M6: 8,735,468 km (0.091 R)
• M7: 11,161,348 km (0.086 R)
• M8: 11,683,893 km (0.111 R)
• M9: 14,890,972 km (0.071 R)
• M10: 22,159,484 km (0.045 R)
• M11: 24,121,011 km (0.113 R)
• M12: 30,698,081 km (0.09 R)
• M13: 34,578,949 km (0.098 R)
• M14: 35,194,245 km (0.109 R)
• M15: 35,816,722 km (0.103 R)
• M16: 36,446,679 km (0.11 R)
• M17: 37,858,284 km (0.1 R)
• M18: 39,439,683 km (0.088 R)
• M19: 41,477,655 km (0.112 R)
• M20: 54,370,149 km (0.089 R)
• M21: 56,892,070 km (0.091 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.2

Radius: 10.5

Gravity: 7.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 9.05 AU - 13.15 AU

Year: 13309 Days

Day: 10 Hours

Environment

Temp: -187 °C

Axial Tilt: 0.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 101,336,216 km

• M1: 130,898 km (0.067 R)
• M2: 542,143 km (0.113 R)
• M3: 1,512,434 km (0.104 R)
• M4: 2,626,490 km (0.107 R)
• M5: 2,994,501 km (0.08 R)
• M6: 4,894,693 km (0.114 R)
• M7: 5,383,579 km (0.099 R)
• M8: 6,177,943 km (0.111 R)
• M9: 8,678,322 km (0.112 R)
• M10: 9,239,015 km (0.099 R)
• M11: 9,608,222 km (0.117 R)
• M12: 10,717,790 km (0.12 R)
• M13: 11,066,802 km (0.118 R)
• M14: 12,034,850 km (0.085 R)
• M15: 13,190,194 km (0.101 R)
• M16: 19,403,442 km (0.03 R)
• M17: 23,821,217 km (0.089 R)
• M18: 25,328,715 km (0.028 R)
• M19: 27,112,968 km (0.118 R)
• M20: 29,772,370 km (0.056 R)
• M21: 31,877,661 km (0.116 R)
• M22: 32,479,792 km (0.076 R)
• M23: 35,091,322 km (0.1 R)
• M24: 38,379,184 km (0.109 R)
• M25: 42,589,018 km (0.055 R)
• M26: 43,761,566 km (0.12 R)
• M27: 45,560,630 km (0.107 R)
• M28: 46,787,033 km (0.102 R)
• M29: 49,145,593 km (0.111 R)
• M30: 54,269,171 km (0.075 R)
• M31: 54,611,451 km (0.116 R)
• M32: 56,344,542 km (0.113 R)
• M33: 57,935,366 km (0.109 R)
• M34: 61,021,719 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.7 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 901.2

Radius: 3.3

Gravity: 82.75 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 16.37 AU - 19.03 AU

Year: 26800 Days

Day: 24.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 30 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 101,336,216 km

• M1: 43,533 km (0.088 R)
• M2: 440,566 km (0.111 R)
• M3: 556,504 km (0.083 R)
• M4: 2,217,340 km (0.053 R)
• M5: 2,831,140 km (0.11 R)
• M6: 3,207,079 km (0.062 R)
• M7: 3,952,525 km (0.052 R)
• M8: 4,092,998 km (0.086 R)
• M9: 5,171,898 km (0.083 R)
• M10: 6,142,638 km (0.028 R)
• M11: 7,982,842 km (0.075 R)
• M12: 9,457,428 km (0.077 R)
• M13: 9,965,163 km (0.118 R)
• M14: 10,357,708 km (0.102 R)
• M15: 11,034,788 km (0.109 R)
• M16: 11,384,099 km (0.087 R)
• M17: 12,252,514 km (0.035 R)
• M18: 12,779,099 km (0.082 R)
• M19: 17,171,292 km (0.05 R)
• M20: 17,734,977 km (0.103 R)
• M21: 19,499,783 km (0.081 R)
• M22: 19,702,937 km (0.107 R)
• M23: 20,113,284 km (0.068 R)
• M24: 20,320,477 km (0.067 R)
• M25: 22,807,691 km (0.092 R)
• M26: 23,603,103 km (0.06 R)
• M27: 26,470,745 km (0.038 R)
• M28: 26,594,911 km (0.048 R)
• M29: 30,506,895 km (0.113 R)
• M30: 32,173,416 km (0.118 R)
• M31: 34,046,082 km (0.112 R)
• M32: 34,785,245 km (0.09 R)
• M33: 43,117,697 km (0.051 R)
• M34: 51,516,121 km (0.047 R)
• M35: 59,438,076 km (0.12 R)
• M36: 61,374,770 km (0.074 R)
• M37: 71,691,937 km (0.053 R)
• M38: 79,692,581 km (0.09 R)
• M39: 80,471,687 km (0.108 R)
• M40: 92,490,380 km (0.056 R)
• M41: 93,638,842 km (0.116 R)
• M42: 95,087,698 km (0.109 R)
• M43: 101,336,251 km (0.059 R)

Kuiper Belt

Range: 30.5 - 54.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 18,501 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit