🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.71 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 0.59 AU - 0.83 AU

Year: 229 Days

Day: 31.2 Hours

Environment

Temp: 169 °C

Axial Tilt: 46.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.11 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.52

Radius: 1.18

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.92 AU - 1.3 AU

Year: 448 Days

Day: 45.8 Hours

Environment

Temp: -19 °C

Axial Tilt: 22.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 109,151,077 km

• M1: 549,473 km (0.09 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 1.14 AU - 1.26 AU

Year: 503 Days

Day: 22.9 Hours

Environment

Temp: -23 °C

Axial Tilt: 14.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,151,077 km

• M1: 145,110 km (0.118 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 1.55 AU - 2.43 AU

Year: 1075 Days

Day: 24.9 Hours

Environment

Temp: -73 °C

Axial Tilt: 45.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 109,151,077 km

• M1: 423,362 km (0.065 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 1.66 AU - 2.38 AU

Year: 1099 Days

Day: 26.5 Hours

Environment

Temp: -88 °C

Axial Tilt: 44.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 109,151,077 km

• M1: 44,131 km (0.114 R)
• M2: 1,762,562 km (0.094 R)

Asteroid Belt

Center: 4.31 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 986.3

Radius: 14.6

Gravity: 4.63 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 5.72 AU - 7.46 AU

Year: 6477 Days

Day: 7.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 109,151,077 km

• M1: 189,092 km (0.091 R)
• M2: 1,348,774 km (0.116 R)
• M3: 2,047,995 km (0.116 R)
• M4: 2,592,830 km (0.097 R)
• M5: 4,396,382 km (0.078 R)
• M6: 8,894,641 km (0.05 R)
• M7: 12,587,614 km (0.105 R)
• M8: 14,017,769 km (0.067 R)
• M9: 15,490,261 km (0.119 R)
• M10: 16,395,627 km (0.074 R)
• M11: 18,813,578 km (0.083 R)
• M12: 22,750,096 km (0.11 R)
• M13: 26,744,659 km (0.106 R)
• M14: 31,900,998 km (0.078 R)
• M15: 34,007,934 km (0.046 R)
• M16: 36,543,917 km (0.077 R)
• M17: 37,340,227 km (0.036 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 517.2

Radius: 8

Gravity: 8.08 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.24 AU - 10.28 AU

Year: 9927 Days

Day: 12.2 Hours

Environment

Temp: -177 °C

Axial Tilt: 25.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 109,151,077 km

• M1: 100,979 km (0.108 R)
• M2: 365,019 km (0.106 R)
• M3: 661,821 km (0.105 R)
• M4: 1,178,382 km (0.086 R)
• M5: 1,758,074 km (0.111 R)
• M6: 2,104,543 km (0.105 R)
• M7: 3,287,264 km (0.065 R)
• M8: 3,892,537 km (0.095 R)
• M9: 4,484,795 km (0.03 R)
• M10: 5,881,889 km (0.104 R)
• M11: 6,735,495 km (0.073 R)
• M12: 7,114,576 km (0.101 R)
• M13: 8,819,842 km (0.097 R)
• M14: 10,578,215 km (0.084 R)
• M15: 11,090,887 km (0.041 R)
• M16: 11,406,538 km (0.07 R)
• M17: 15,807,259 km (0.097 R)
• M18: 19,047,698 km (0.118 R)
• M19: 27,375,812 km (0.102 R)
• M20: 29,631,449 km (0.071 R)
• M21: 32,327,202 km (0.058 R)
• M22: 33,297,195 km (0.096 R)
• M23: 38,800,601 km (0.092 R)
• M24: 39,650,616 km (0.072 R)
• M25: 40,761,829 km (0.076 R)
• M26: 42,020,546 km (0.073 R)
• M27: 43,046,189 km (0.087 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.22 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 912.2

Radius: 5.6

Gravity: 29.09 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 17.8 AU - 18.64 AU

Year: 29778 Days

Day: 17.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 38.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 109,151,077 km

• M1: 80,932 km (0.103 R)
• M2: 350,059 km (0.103 R)
• M3: 550,819 km (0.103 R)
• M4: 1,199,775 km (0.073 R)
• M5: 1,414,149 km (0.084 R)
• M6: 1,634,806 km (0.093 R)
• M7: 1,964,818 km (0.027 R)
• M8: 2,927,331 km (0.054 R)
• M9: 3,544,422 km (0.091 R)
• M10: 5,244,303 km (0.078 R)
• M11: 10,209,755 km (0.115 R)
• M12: 10,756,536 km (0.12 R)
• M13: 12,668,696 km (0.112 R)
• M14: 24,586,260 km (0.091 R)
• M15: 27,475,145 km (0.086 R)
• M16: 27,736,642 km (0.074 R)
• M17: 31,287,796 km (0.082 R)
• M18: 33,916,380 km (0.118 R)
• M19: 35,438,539 km (0.11 R)
• M20: 45,538,340 km (0.1 R)
• M21: 48,142,988 km (0.11 R)
• M22: 58,470,477 km (0.105 R)
• M23: 60,654,756 km (0.118 R)
• M24: 70,180,101 km (0.087 R)
• M25: 77,488,256 km (0.085 R)
• M26: 79,060,979 km (0.113 R)
• M27: 88,947,004 km (0.093 R)
• M28: 89,232,886 km (0.077 R)
• M29: 89,519,216 km (0.1 R)
• M30: 89,806,295 km (0.097 R)
• M31: 95,077,824 km (0.069 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: 513 - 18,659 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit