🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.48

Radius: 1.44

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 0.51 AU - 0.57 AU

Year: 260 Days

Day: 24.9 Hours

Environment

Temp: -124 °C

Axial Tilt: 17.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 104.5

Radius: 12.7

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1 AU - 1.06 AU

Year: 686 Days

Day: 8.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 3.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 72,146,065 km

• M1: 157,975 km (0.071 R)
• M2: 578,944 km (0.094 R)
• M3: 993,928 km (0.091 R)
• M4: 1,480,570 km (0.097 R)
• M5: 1,993,840 km (0.076 R)
• M6: 2,832,935 km (0.069 R)
• M7: 4,071,755 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 143.2

Radius: 8.2

Gravity: 2.13 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 1.12 AU - 1.38 AU

Year: 917 Days

Day: 9.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 16.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 72,146,065 km

• M1: 102,026 km (0.116 R)
• M2: 380,577 km (0.079 R)
• M3: 662,270 km (0.095 R)
• M4: 1,052,571 km (0.087 R)
• M5: 1,317,060 km (0.064 R)
• M6: 1,640,939 km (0.066 R)
• M7: 2,026,004 km (0.061 R)
• M8: 2,312,484 km (0.065 R)
• M9: 2,840,116 km (0.086 R)
• M10: 3,155,318 km (0.075 R)
• M11: 3,641,063 km (0.065 R)
• M12: 4,107,658 km (0.102 R)
• M13: 4,866,718 km (0.094 R)
• M14: 5,223,958 km (0.081 R)
• M15: 5,632,061 km (0.1 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 315.2

Radius: 12.1

Gravity: 2.15 G

Time & Orbit

Eccentricity (e): 0.191

Orbit Range: 1.21 AU - 1.79 AU

Year: 1205 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 91.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,146,065 km

• M1: 151,393 km (0.103 R)
• M2: 582,235 km (0.114 R)
• M3: 1,533,079 km (0.025 R)
• M4: 2,868,838 km (0.057 R)
• M5: 4,032,411 km (0.076 R)
• M6: 6,037,321 km (0.119 R)
• M7: 6,451,707 km (0.074 R)
• M8: 6,840,961 km (0.036 R)
• M9: 8,278,597 km (0.102 R)
• M10: 8,739,059 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 971.7

Radius: 11.4

Gravity: 7.48 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.77 AU - 2.11 AU

Year: 1773 Days

Day: 6.4 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 72,146,065 km

• M1: 149,448 km (0.089 R)
• M2: 619,934 km (0.057 R)
• M3: 1,096,104 km (0.092 R)
• M4: 1,472,342 km (0.096 R)
• M5: 3,069,898 km (0.119 R)
• M6: 4,158,372 km (0.107 R)
• M7: 4,622,125 km (0.109 R)
• M8: 4,986,995 km (0.107 R)
• M9: 5,775,076 km (0.101 R)
• M10: 6,725,023 km (0.098 R)
• M11: 8,388,102 km (0.085 R)
• M12: 13,523,648 km (0.059 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 122.1

Radius: 5.4

Gravity: 4.19 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 4.97 AU - 7.39 AU

Year: 10078 Days

Day: 20.2 Hours

Environment

Temp: -223 °C

Axial Tilt: 41.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,146,065 km

• M1: 67,169 km (0.041 R)
• M2: 479,760 km (0.101 R)
• M3: 978,669 km (0.073 R)
• M4: 1,448,407 km (0.113 R)
• M5: 1,671,756 km (0.041 R)
• M6: 1,945,072 km (0.112 R)
• M7: 2,114,416 km (0.081 R)
• M8: 2,632,025 km (0.116 R)
• M9: 2,857,619 km (0.051 R)
• M10: 3,058,678 km (0.072 R)
• M11: 3,697,611 km (0.083 R)
• M12: 6,206,816 km (0.115 R)
• M13: 6,576,472 km (0.09 R)
• M14: 8,991,879 km (0.081 R)
• M15: 9,748,545 km (0.063 R)
• M16: 12,512,665 km (0.069 R)
• M17: 16,214,315 km (0.086 R)
• M18: 18,188,259 km (0.114 R)
• M19: 20,316,737 km (0.098 R)
• M20: 21,684,511 km (0.074 R)
• M21: 22,035,916 km (0.107 R)
• M22: 23,185,576 km (0.05 R)
• M23: 23,479,087 km (0.079 R)
• M24: 24,831,003 km (0.071 R)
• M25: 25,760,454 km (0.089 R)

Asteroid Belt

Center: 8.31 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 10.43 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 767.5

Radius: 6.3

Gravity: 19.34 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 9.44 AU - 11.42 AU

Year: 22097 Days

Day: 17.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 72,146,065 km

• M1: 78,389 km (0.105 R)
• M2: 281,394 km (0.106 R)
• M3: 554,260 km (0.062 R)
• M4: 964,607 km (0.076 R)
• M5: 1,461,122 km (0.081 R)
• M6: 2,402,542 km (0.097 R)
• M7: 4,048,118 km (0.048 R)
• M8: 4,563,932 km (0.108 R)
• M9: 5,083,784 km (0.103 R)
• M10: 6,285,504 km (0.109 R)
• M11: 7,072,090 km (0.073 R)
• M12: 7,974,614 km (0.101 R)
• M13: 8,951,488 km (0.112 R)
• M14: 9,884,679 km (0.091 R)
• M15: 10,189,261 km (0.099 R)
• M16: 11,403,846 km (0.109 R)
• M17: 12,011,662 km (0.086 R)
• M18: 13,072,460 km (0.102 R)
• M19: 13,813,269 km (0.07 R)
• M20: 16,627,654 km (0.054 R)
• M21: 17,674,390 km (0.062 R)
• M22: 18,671,909 km (0.079 R)
• M23: 18,950,310 km (0.075 R)
• M24: 19,898,462 km (0.084 R)
• M25: 20,188,981 km (0.096 R)
• M26: 23,466,371 km (0.12 R)
• M27: 23,899,457 km (0.072 R)
• M28: 31,181,731 km (0.116 R)
• M29: 40,121,999 km (0.094 R)
• M30: 40,430,919 km (0.105 R)
• M31: 41,682,006 km (0.092 R)
• M32: 42,317,198 km (0.118 R)
• M33: 48,326,994 km (0.087 R)
• M34: 49,380,911 km (0.115 R)
• M35: 56,414,105 km (0.118 R)
• M36: 63,247,885 km (0.106 R)
• M37: 64,297,165 km (0.068 R)
• M38: 64,932,357 km (0.053 R)
• M39: 65,785,664 km (0.109 R)
• M40: 72,883,335 km (0.063 R)
• M41: 77,808,396 km (0.077 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.47 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 472.9

Radius: 4.1

Gravity: 28.13 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 8.77 AU - 12.17 AU

Year: 22224 Days

Day: 15.7 Hours

Environment

Temp: -235 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,146,065 km

• M1: 51,162 km (0.091 R)
• M2: 209,437 km (0.111 R)
• M3: 478,564 km (0.107 R)
• M4: 654,042 km (0.066 R)
• M5: 1,246,449 km (0.093 R)
• M6: 2,369,331 km (0.112 R)
• M7: 4,734,623 km (0.034 R)
• M8: 6,026,401 km (0.112 R)
• M9: 15,237,441 km (0.095 R)
• M10: 17,736,922 km (0.105 R)
• M11: 18,510,792 km (0.083 R)
• M12: 20,778,097 km (0.077 R)
• M13: 25,205,895 km (0.061 R)
• M14: 35,596,664 km (0.07 R)
• M15: 36,412,720 km (0.117 R)
• M16: 37,941,162 km (0.073 R)
• M17: 38,082,232 km (0.116 R)
• M18: 42,629,559 km (0.081 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 213 - 15,372 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit