🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.45 AU - 0.57 AU

Year: 133 Days

Day: 22 Hours

Environment

Temp: 253 °C

Axial Tilt: 32.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 57,316,517 km

• M1: 236,813 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.82

Radius: 1.51

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.44 AU - 1.98 AU

Year: 817 Days

Day: 45.1 Hours

Environment

Temp: -41 °C

Axial Tilt: 39.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.57

Radius: 1.66

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.53 AU - 1.89 AU

Year: 817 Days

Day: 25 Hours

Environment

Temp: -41 °C

Axial Tilt: 33.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.48

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 3.13 AU - 3.45 AU

Year: 2180 Days

Day: 20.1 Hours

Environment

Temp: -112 °C

Axial Tilt: 8.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.86 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Terrestrial

Semi-Major Axis: 4.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 3.51 AU - 5.33 AU

Year: 3394 Days

Day: 22.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,316,517 km

• M1: 352,901 km (0.098 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 326.6

Radius: 14.4

Gravity: 1.58 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 4.99 AU - 6.89 AU

Year: 5288 Days

Day: 14.9 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,316,517 km

• M1: 179,817 km (0.094 R)
• M2: 679,025 km (0.114 R)
• M3: 1,275,771 km (0.109 R)
• M4: 2,018,823 km (0.116 R)
• M5: 2,686,628 km (0.101 R)
• M6: 3,163,097 km (0.119 R)
• M7: 3,880,419 km (0.075 R)
• M8: 4,633,345 km (0.114 R)
• M9: 6,199,336 km (0.065 R)
• M10: 6,823,608 km (0.075 R)
• M11: 7,855,833 km (0.117 R)
• M12: 8,552,211 km (0.056 R)
• M13: 9,518,913 km (0.114 R)
• M14: 11,802,973 km (0.062 R)
• M15: 12,531,215 km (0.091 R)
• M16: 13,096,845 km (0.063 R)
• M17: 14,178,288 km (0.078 R)
• M18: 16,743,742 km (0.074 R)
• M19: 20,953,725 km (0.097 R)
• M20: 22,501,016 km (0.069 R)
• M21: 22,986,760 km (0.046 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 148.5

Radius: 11.2

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 7.44 AU - 9.88 AU

Year: 9308 Days

Day: 14.7 Hours

Environment

Temp: -168 °C

Axial Tilt: 5.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 57,316,517 km

• M1: 146,456 km (0.109 R)
• M2: 624,870 km (0.094 R)
• M3: 1,340,696 km (0.119 R)
• M4: 4,205,346 km (0.111 R)
• M5: 4,858,939 km (0.042 R)
• M6: 9,507,244 km (0.08 R)
• M7: 9,873,160 km (0.117 R)
• M8: 10,375,809 km (0.106 R)
• M9: 11,478,046 km (0.118 R)
• M10: 13,200,067 km (0.098 R)
• M11: 13,862,337 km (0.086 R)
• M12: 16,039,585 km (0.076 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 384.3

Radius: 11.9

Gravity: 2.71 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 9.39 AU - 14.65 AU

Year: 15221 Days

Day: 8.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,316,517 km

• M1: 147,952 km (0.119 R)
• M2: 584,329 km (0.112 R)
• M3: 1,033,422 km (0.12 R)
• M4: 1,613,413 km (0.062 R)
• M5: 2,663,740 km (0.092 R)
• M6: 4,382,769 km (0.089 R)
• M7: 5,061,494 km (0.046 R)
• M8: 6,513,042 km (0.107 R)
• M9: 7,610,193 km (0.116 R)
• M10: 9,456,680 km (0.083 R)
• M11: 10,168,466 km (0.027 R)
• M12: 16,261,887 km (0.074 R)
• M13: 17,583,734 km (0.086 R)
• M14: 20,356,979 km (0.115 R)
• M15: 20,944,749 km (0.11 R)
• M16: 30,844,837 km (0.114 R)
• M17: 41,432,477 km (0.053 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.33 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 201.6

Radius: 5.3

Gravity: 7.18 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 15.42 AU - 17.24 AU

Year: 24103 Days

Day: 20.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 57,316,517 km

• M1: 67,618 km (0.105 R)
• M2: 394,190 km (0.082 R)
• M3: 753,375 km (0.111 R)
• M4: 2,237,535 km (0.099 R)
• M5: 2,737,043 km (0.118 R)
• M6: 4,843,680 km (0.068 R)
• M7: 5,043,243 km (0.112 R)
• M8: 5,638,493 km (0.105 R)
• M9: 6,597,266 km (0.115 R)
• M10: 7,977,306 km (0.072 R)
• M11: 9,080,890 km (0.038 R)
• M12: 9,384,723 km (0.086 R)
• M13: 10,501,771 km (0.093 R)
• M14: 12,247,428 km (0.109 R)
• M15: 15,356,969 km (0.083 R)
• M16: 17,131,051 km (0.027 R)
• M17: 18,548,042 km (0.064 R)
• M18: 23,453,805 km (0.107 R)
• M19: 23,643,495 km (0.088 R)
• M20: 32,447,329 km (0.072 R)
• M21: 33,877,485 km (0.071 R)
• M22: 34,977,329 km (0.107 R)
• M23: 37,119,271 km (0.112 R)
• M24: 40,289,848 km (0.032 R)
• M25: 47,163,571 km (0.118 R)
• M26: 53,292,596 km (0.041 R)
• M27: 54,778,701 km (0.1 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 370 - 15,816 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit