🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.54

Radius: 0.78

Gravity: 0.89 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.47 AU - 0.63 AU

Year: 151 Days

Day: 36.3 Hours

Environment

Temp: 169 °C

Axial Tilt: 47.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.45 AU - 0.73 AU

Year: 168 Days

Day: 40.4 Hours

Environment

Temp: 153 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 95,631,053 km

• M1: 30,219 km (0.094 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.72 AU - 1.2 AU

Year: 349 Days

Day: 42.6 Hours

Environment

Temp: 27 °C

Axial Tilt: 2.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 1.08 AU - 1.74 AU

Year: 621 Days

Day: 28.8 Hours

Environment

Temp: -25 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 2.23 AU - 2.53 AU

Year: 1362 Days

Day: 30.2 Hours

Environment

Temp: -82 °C

Axial Tilt: 20.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 95,631,053 km

• M1: 2,253,094 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 721.8

Radius: 13.6

Gravity: 3.9 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.63 AU - 9.85 AU

Year: 10416 Days

Day: 8.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 84.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 95,631,053 km

• M1: 169,195 km (0.088 R)
• M2: 651,798 km (0.109 R)
• M3: 1,098,647 km (0.082 R)
• M4: 1,745,358 km (0.082 R)
• M5: 2,480,333 km (0.09 R)
• M6: 5,388,366 km (0.105 R)
• M7: 6,678,947 km (0.098 R)
• M8: 7,818,284 km (0.068 R)
• M9: 8,344,569 km (0.097 R)
• M10: 9,665,369 km (0.064 R)
• M11: 10,118,351 km (0.112 R)
• M12: 15,806,361 km (0.066 R)
• M13: 16,650,093 km (0.103 R)
• M14: 18,969,309 km (0.12 R)
• M15: 21,837,998 km (0.11 R)
• M16: 27,710,762 km (0.041 R)
• M17: 30,845,585 km (0.11 R)
• M18: 38,184,707 km (0.08 R)
• M19: 42,726,498 km (0.081 R)
• M20: 48,931,369 km (0.109 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 785.9

Radius: 7.7

Gravity: 13.26 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 11.1 AU - 14.44 AU

Year: 16924 Days

Day: 17.9 Hours

Environment

Temp: -177 °C

Axial Tilt: 89.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 95,631,053 km

• M1: 96,640 km (0.104 R)
• M2: 403,914 km (0.099 R)
• M3: 691,142 km (0.063 R)
• M4: 1,262,008 km (0.119 R)
• M5: 2,471,656 km (0.104 R)
• M6: 2,892,774 km (0.097 R)
• M7: 3,499,693 km (0.08 R)
• M8: 3,908,992 km (0.038 R)
• M9: 5,368,320 km (0.114 R)
• M10: 6,075,618 km (0.053 R)
• M11: 6,366,885 km (0.09 R)
• M12: 7,113,528 km (0.087 R)
• M13: 9,315,609 km (0.112 R)
• M14: 10,511,794 km (0.094 R)
• M15: 11,116,019 km (0.088 R)
• M16: 11,552,546 km (0.087 R)
• M17: 11,935,965 km (0.086 R)
• M18: 14,343,145 km (0.101 R)
• M19: 16,011,759 km (0.038 R)
• M20: 16,974,571 km (0.071 R)
• M21: 25,674,435 km (0.093 R)
• M22: 26,327,430 km (0.097 R)
• M23: 28,816,888 km (0.056 R)
• M24: 31,089,729 km (0.097 R)
• M25: 35,316,467 km (0.06 R)
• M26: 38,478,966 km (0.06 R)
• M27: 54,434,177 km (0.09 R)
• M28: 56,237,430 km (0.06 R)
• M29: 61,111,179 km (0.084 R)
• M30: 63,255,365 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.52 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 877.3

Radius: 7.6

Gravity: 15.19 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 13.6 AU - 19.44 AU

Year: 24901 Days

Day: 15.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 95,631,053 km

• M1: 94,546 km (0.107 R)
• M2: 430,094 km (0.109 R)
• M3: 1,334,413 km (0.088 R)
• M4: 1,974,991 km (0.08 R)
• M5: 3,916,173 km (0.1 R)
• M6: 6,441,086 km (0.032 R)
• M7: 7,172,620 km (0.093 R)
• M8: 8,800,244 km (0.063 R)
• M9: 25,730,385 km (0.076 R)
• M10: 28,571,847 km (0.092 R)
• M11: 30,533,673 km (0.111 R)
• M12: 31,207,013 km (0.119 R)
• M13: 33,004,133 km (0.106 R)
• M14: 35,162,381 km (0.117 R)
• M15: 44,393,318 km (0.07 R)
• M16: 46,309,068 km (0.119 R)
• M17: 48,643,244 km (0.109 R)
• M18: 54,721,106 km (0.072 R)
• M19: 56,921,840 km (0.082 R)
• M20: 62,572,750 km (0.088 R)
• M21: 63,658,681 km (0.105 R)
• M22: 68,816,217 km (0.117 R)
• M23: 72,088,072 km (0.059 R)
• M24: 92,512,969 km (0.045 R)
• M25: 94,489,157 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 444 - 13,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit