🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.35

Radius: 1.13

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 0.49 AU - 0.61 AU

Year: 153 Days

Day: 44.3 Hours

Environment

Temp: 214 °C

Axial Tilt: 15.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.33

Radius: 1.8

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.63 AU - 0.75 AU

Year: 215 Days

Day: 12.7 Hours

Environment

Temp: 139 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 80,750,583 km

• M1: 151,842 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 1.22 AU - 1.32 AU

Year: 536 Days

Day: 28.2 Hours

Environment

Temp: -34 °C

Axial Tilt: 2.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.71

Radius: 0.87

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.29 AU - 1.87 AU

Year: 744 Days

Day: 39.6 Hours

Environment

Temp: -55 °C

Axial Tilt: 10.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.63 AU - 1.73 AU

Year: 816 Days

Day: 29.9 Hours

Environment

Temp: -63 °C

Axial Tilt: 41.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 2.24 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Terrestrial

Semi-Major Axis: 2.8 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.59

Radius: 1.46

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.164

Orbit Range: 2.34 AU - 3.26 AU

Year: 1756 Days

Day: 34.5 Hours

Environment

Temp: -97 °C

Axial Tilt: 15.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 828

Radius: 9.5

Gravity: 9.17 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 9.95 AU - 12.81 AU

Year: 14386 Days

Day: 11 Hours

Environment

Temp: -182 °C

Axial Tilt: 0.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 80,750,583 km

• M1: 162,463 km (0.053 R)
• M2: 529,427 km (0.09 R)
• M3: 918,681 km (0.114 R)
• M4: 1,590,225 km (0.086 R)
• M5: 4,121,122 km (0.114 R)
• M6: 6,904,690 km (0.104 R)
• M7: 9,516,818 km (0.076 R)
• M8: 15,374,173 km (0.085 R)
• M9: 16,670,289 km (0.083 R)
• M10: 17,465,851 km (0.099 R)
• M11: 20,721,549 km (0.099 R)
• M12: 25,697,922 km (0.104 R)
• M13: 30,002,003 km (0.088 R)
• M14: 32,141,551 km (0.088 R)
• M15: 32,876,675 km (0.079 R)
• M16: 34,635,797 km (0.082 R)
• M17: 38,340,438 km (0.08 R)
• M18: 41,430,532 km (0.072 R)
• M19: 43,184,118 km (0.091 R)
• M20: 46,526,733 km (0.108 R)
• M21: 58,303,825 km (0.117 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 942.2

Radius: 3.6

Gravity: 72.7 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 12.19 AU - 18.43 AU

Year: 22449 Days

Day: 21.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 80,750,583 km

• M1: 44,879 km (0.03 R)
• M2: 808,876 km (0.095 R)
• M3: 1,085,333 km (0.091 R)
• M4: 1,355,506 km (0.073 R)
• M5: 1,631,814 km (0.097 R)
• M6: 2,486,616 km (0.115 R)
• M7: 2,982,234 km (0.049 R)
• M8: 3,209,622 km (0.12 R)
• M9: 3,635,079 km (0.055 R)
• M10: 4,236,013 km (0.102 R)
• M11: 5,760,416 km (0.086 R)
• M12: 5,934,996 km (0.088 R)
• M13: 8,878,334 km (0.116 R)
• M14: 10,337,662 km (0.101 R)
• M15: 11,057,078 km (0.081 R)
• M16: 11,463,236 km (0.061 R)
• M17: 13,037,754 km (0.049 R)
• M18: 13,414,740 km (0.105 R)
• M19: 15,492,804 km (0.082 R)
• M20: 19,677,506 km (0.07 R)
• M21: 20,373,884 km (0.09 R)
• M22: 20,881,170 km (0.112 R)
• M23: 22,026,940 km (0.09 R)
• M24: 22,886,081 km (0.066 R)
• M25: 23,213,850 km (0.085 R)
• M26: 29,663,762 km (0.054 R)
• M27: 31,377,106 km (0.105 R)
• M28: 36,612,732 km (0.089 R)
• M29: 38,274,765 km (0.089 R)
• M30: 39,358,153 km (0.113 R)
• M31: 40,461,736 km (0.096 R)
• M32: 42,401,422 km (0.034 R)
• M33: 52,087,735 km (0.065 R)
• M34: 58,147,196 km (0.11 R)
• M35: 62,508,273 km (0.032 R)
• M36: 64,442,275 km (0.11 R)
• M37: 64,659,640 km (0.083 R)
• M38: 70,252,506 km (0.096 R)
• M39: 71,641,223 km (0.114 R)
• M40: 75,192,827 km (0.078 R)
• M41: 78,859,919 km (0.112 R)
• M42: 87,077,779 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.2

Radius: 7.4

Gravity: 12.11 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 15.36 AU - 17.36 AU

Year: 24797 Days

Day: 16.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 11 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 80,750,583 km

• M1: 92,152 km (0.108 R)
• M2: 598,092 km (0.064 R)
• M3: 895,642 km (0.112 R)
• M4: 1,203,964 km (0.045 R)
• M5: 1,838,408 km (0.04 R)
• M6: 2,100,952 km (0.098 R)
• M7: 3,563,421 km (0.113 R)
• M8: 4,452,182 km (0.092 R)
• M9: 4,779,054 km (0.09 R)
• M10: 10,553,831 km (0.117 R)
• M11: 14,451,603 km (0.108 R)
• M12: 17,199,866 km (0.097 R)
• M13: 18,464,416 km (0.113 R)
• M14: 20,376,726 km (0.082 R)
• M15: 22,417,391 km (0.1 R)
• M16: 32,348,296 km (0.101 R)
• M17: 41,116,077 km (0.068 R)
• M18: 42,878,639 km (0.053 R)
• M19: 56,453,300 km (0.053 R)
• M20: 69,670,272 km (0.109 R)
• M21: 70,572,945 km (0.079 R)
• M22: 73,327,640 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 18.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 347.1

Radius: 4.2

Gravity: 19.68 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 18.25 AU - 19.49 AU

Year: 30718 Days

Day: 21.5 Hours

Environment

Temp: -204 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,750,583 km

• M1: 52,210 km (0.057 R)
• M2: 395,387 km (0.115 R)
• M3: 546,780 km (0.09 R)
• M4: 747,391 km (0.08 R)
• M5: 1,537,118 km (0.116 R)
• M6: 4,876,143 km (0.107 R)
• M7: 5,778,367 km (0.052 R)
• M8: 6,159,992 km (0.094 R)
• M9: 8,430,588 km (0.091 R)
• M10: 10,445,223 km (0.116 R)
• M11: 11,010,852 km (0.108 R)
• M12: 11,333,684 km (0.075 R)
• M13: 12,901,021 km (0.093 R)
• M14: 13,997,574 km (0.109 R)
• M15: 14,684,527 km (0.084 R)
• M16: 14,918,498 km (0.062 R)
• M17: 17,570,420 km (0.101 R)
• M18: 20,039,084 km (0.05 R)
• M19: 23,677,005 km (0.1 R)
• M20: 23,891,229 km (0.085 R)
• M21: 24,106,650 km (0.11 R)
• M22: 25,650,948 km (0.104 R)
• M23: 26,332,516 km (0.12 R)
• M24: 29,425,901 km (0.101 R)
• M25: 32,356,972 km (0.081 R)
• M26: 35,059,009 km (0.041 R)
• M27: 45,036,888 km (0.08 R)
• M28: 45,530,561 km (0.118 R)
• M29: 46,027,974 km (0.032 R)
• M30: 54,299,390 km (0.042 R)
• M31: 55,045,883 km (0.083 R)
• M32: 57,326,502 km (0.05 R)
• M33: 68,370,715 km (0.069 R)
• M34: 69,459,638 km (0.117 R)
• M35: 74,848,303 km (0.117 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 155 - 17,479 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit