🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.3

Radius: 1.61

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.43 AU - 0.63 AU

Year: 139 Days

Day: 44.7 Hours

Environment

Temp: 215 °C

Axial Tilt: 44.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.91

Radius: 1.3

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.57 AU - 0.75 AU

Year: 193 Days

Day: 32.6 Hours

Environment

Temp: 145 °C

Axial Tilt: 21.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.36

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 2.19 AU - 3.09 AU

Year: 1544 Days

Day: 19.2 Hours

Environment

Temp: -83 °C

Axial Tilt: 39.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 641.8

Radius: 11.1

Gravity: 5.21 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 6.07 AU - 7.05 AU

Year: 6047 Days

Day: 11.8 Hours

Environment

Temp: -159 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,173,462 km

• M1: 138,228 km (0.115 R)
• M2: 1,582,446 km (0.065 R)
• M3: 1,956,441 km (0.076 R)
• M4: 3,041,923 km (0.066 R)
• M5: 3,901,662 km (0.103 R)
• M6: 4,313,206 km (0.083 R)
• M7: 4,998,962 km (0.055 R)
• M8: 5,426,812 km (0.105 R)
• M9: 6,003,811 km (0.112 R)
• M10: 7,352,735 km (0.117 R)
• M11: 7,719,549 km (0.085 R)
• M12: 8,450,185 km (0.092 R)
• M13: 9,567,233 km (0.075 R)
• M14: 10,274,083 km (0.092 R)
• M15: 11,643,801 km (0.042 R)
• M16: 14,172,902 km (0.107 R)
• M17: 14,570,085 km (0.033 R)
• M18: 16,857,586 km (0.051 R)
• M19: 17,627,267 km (0.089 R)
• M20: 19,167,526 km (0.1 R)
• M21: 19,794,042 km (0.106 R)
• M22: 22,668,117 km (0.104 R)
• M23: 27,703,880 km (0.067 R)
• M24: 28,865,956 km (0.091 R)
• M25: 32,253,600 km (0.119 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.5

Radius: 10.1

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 5.97 AU - 7.19 AU

Year: 6074 Days

Day: 14.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 35,173,462 km

• M1: 130,449 km (0.087 R)
• M2: 1,340,696 km (0.073 R)
• M3: 2,490,505 km (0.058 R)
• M4: 3,218,000 km (0.108 R)
• M5: 3,533,203 km (0.086 R)
• M6: 5,175,937 km (0.088 R)
• M7: 6,390,522 km (0.034 R)
• M8: 6,722,031 km (0.067 R)
• M9: 7,134,921 km (0.056 R)
• M10: 10,111,170 km (0.099 R)
• M11: 10,746,363 km (0.083 R)
• M12: 14,385,481 km (0.057 R)
• M13: 19,524,616 km (0.076 R)
• M14: 20,154,124 km (0.111 R)
• M15: 26,783,554 km (0.093 R)
• M16: 30,075,156 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 249.1

Radius: 10.2

Gravity: 2.39 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 7.73 AU - 9.21 AU

Year: 8871 Days

Day: 7.6 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 35,173,462 km

• M1: 126,859 km (0.116 R)
• M2: 692,638 km (0.114 R)
• M3: 1,037,162 km (0.097 R)
• M4: 1,363,435 km (0.092 R)
• M5: 2,457,743 km (0.116 R)
• M6: 3,435,216 km (0.099 R)
• M7: 4,550,618 km (0.06 R)
• M8: 4,971,586 km (0.086 R)
• M9: 6,076,815 km (0.101 R)
• M10: 7,059,374 km (0.094 R)
• M11: 10,019,317 km (0.036 R)
• M12: 10,871,876 km (0.079 R)
• M13: 11,292,395 km (0.071 R)
• M14: 12,215,564 km (0.098 R)
• M15: 12,721,354 km (0.059 R)
• M16: 13,666,813 km (0.089 R)
• M17: 14,101,843 km (0.085 R)
• M18: 15,345,899 km (0.115 R)
• M19: 16,174,821 km (0.061 R)
• M20: 17,537,209 km (0.076 R)
• M21: 22,156,941 km (0.078 R)
• M22: 23,601,607 km (0.119 R)
• M23: 26,008,787 km (0.051 R)
• M24: 28,136,218 km (0.038 R)
• M25: 30,561,349 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 67.1

Radius: 14.3

Gravity: 0.33 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.18 AU - 9.46 AU

Year: 9427 Days

Day: 6.4 Hours

Environment

Temp: -169 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 35,173,462 km

• M1: 178,021 km (0.106 R)
• M2: 1,202,168 km (0.057 R)
• M3: 2,162,138 km (0.09 R)
• M4: 3,071,992 km (0.111 R)
• M5: 4,058,590 km (0.096 R)
• M6: 15,895,821 km (0.095 R)
• M7: 18,239,122 km (0.093 R)
• M8: 20,309,706 km (0.094 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 152.8

Radius: 12.8

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 10.12 AU - 12.08 AU

Year: 13309 Days

Day: 8.7 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,173,462 km

• M1: 163,361 km (0.108 R)
• M2: 563,386 km (0.108 R)
• M3: 1,142,928 km (0.065 R)
• M4: 1,875,808 km (0.081 R)
• M5: 2,607,940 km (0.116 R)
• M6: 5,025,890 km (0.1 R)
• M7: 7,205,082 km (0.037 R)
• M8: 9,209,544 km (0.061 R)
• M9: 25,345,769 km (0.088 R)
• M10: 31,820,215 km (0.058 R)
• M11: 34,650,906 km (0.071 R)

Kuiper Belt

Range: 30.5 - 58.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 11,634 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit