🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.21

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.49 AU - 0.63 AU

Year: 275 Days

Day: 31 Hours

Environment

Temp: -118 °C

Axial Tilt: 9.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 26,134,736 km

• M1: 473,477 km (0.06 R)

Asteroid Belt

Center: 0.83 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 808.6

Radius: 13

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.132

Orbit Range: 0.95 AU - 1.23 AU

Year: 747 Days

Day: 9.6 Hours

Environment

Temp: -159 °C

Axial Tilt: 15.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 26,134,736 km

• M1: 161,865 km (0.086 R)
• M2: 630,555 km (0.11 R)
• M3: 1,186,610 km (0.099 R)
• M4: 1,820,905 km (0.087 R)
• M5: 2,419,895 km (0.113 R)
• M6: 2,838,171 km (0.03 R)
• M7: 3,564,618 km (0.054 R)
• M8: 4,018,049 km (0.111 R)
• M9: 5,024,693 km (0.073 R)
• M10: 5,850,174 km (0.095 R)
• M11: 6,940,294 km (0.039 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 645.1

Radius: 9

Gravity: 7.96 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 1.11 AU - 1.19 AU

Year: 809 Days

Day: 10.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 12.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,134,736 km

• M1: 111,899 km (0.081 R)
• M2: 420,968 km (0.091 R)
• M3: 934,687 km (0.037 R)
• M4: 1,310,926 km (0.072 R)
• M5: 1,603,240 km (0.066 R)
• M6: 1,976,786 km (0.092 R)
• M7: 2,617,813 km (0.118 R)
• M8: 3,935,770 km (0.096 R)
• M9: 4,948,698 km (0.087 R)
• M10: 5,273,026 km (0.085 R)
• M11: 5,984,513 km (0.068 R)
• M12: 6,824,356 km (0.083 R)
• M13: 7,621,712 km (0.065 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 474.2

Radius: 8.9

Gravity: 5.99 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 1.88 AU - 2.96 AU

Year: 2470 Days

Day: 14.1 Hours

Environment

Temp: -204 °C

Axial Tilt: 9.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 26,134,736 km

• M1: 110,852 km (0.09 R)
• M2: 388,805 km (0.085 R)
• M3: 706,551 km (0.115 R)
• M4: 1,020,407 km (0.047 R)
• M5: 1,312,871 km (0.101 R)
• M6: 1,745,658 km (0.091 R)
• M7: 2,551,242 km (0.074 R)
• M8: 3,038,034 km (0.08 R)
• M9: 3,568,059 km (0.116 R)
• M10: 4,256,508 km (0.073 R)
• M11: 5,324,039 km (0.106 R)
• M12: 5,652,705 km (0.097 R)
• M13: 6,019,818 km (0.053 R)
• M14: 6,455,148 km (0.11 R)
• M15: 7,388,938 km (0.105 R)
• M16: 7,709,676 km (0.058 R)
• M17: 8,441,509 km (0.119 R)
• M18: 8,987,541 km (0.081 R)
• M19: 9,728,798 km (0.062 R)
• M20: 10,008,247 km (0.062 R)
• M21: 11,104,201 km (0.111 R)
• M22: 11,603,260 km (0.077 R)
• M23: 13,837,953 km (0.088 R)
• M24: 15,242,976 km (0.083 R)
• M25: 16,247,226 km (0.057 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 76.8

Radius: 13.7

Gravity: 0.41 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.58 AU - 6.96 AU

Year: 9092 Days

Day: 12.2 Hours

Environment

Temp: -217 °C

Axial Tilt: 37.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,134,736 km

• M1: 170,990 km (0.098 R)
• M2: 598,691 km (0.068 R)
• M3: 2,131,620 km (0.05 R)
• M4: 2,733,602 km (0.079 R)
• M5: 3,392,730 km (0.116 R)
• M6: 4,052,158 km (0.076 R)
• M7: 7,333,138 km (0.097 R)
• M8: 9,322,790 km (0.034 R)
• M9: 11,565,711 km (0.043 R)
• M10: 15,599,767 km (0.113 R)
• M11: 18,974,545 km (0.101 R)
• M12: 19,691,568 km (0.114 R)
• M13: 20,488,775 km (0.078 R)

Planet 6 - Ice Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 917.2

Radius: 3

Gravity: 101.91 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 5.51 AU - 6.69 AU

Year: 9883 Days

Day: 19.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 45.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 26,134,736 km

• M1: 45,627 km (0.118 R)
• M2: 285,732 km (0.096 R)
• M3: 475,572 km (0.115 R)
• M4: 674,686 km (0.113 R)
• M5: 1,023,249 km (0.085 R)
• M6: 1,368,521 km (0.099 R)
• M7: 1,643,632 km (0.072 R)
• M8: 2,151,068 km (0.056 R)
• M9: 2,889,034 km (0.11 R)
• M10: 5,169,354 km (0.114 R)
• M11: 6,585,149 km (0.097 R)
• M12: 14,224,514 km (0.107 R)
• M13: 15,372,528 km (0.058 R)
• M14: 19,507,562 km (0.096 R)
• M15: 20,836,590 km (0.118 R)
• M16: 21,006,832 km (0.075 R)
• M17: 23,213,850 km (0.065 R)
• M18: 24,704,742 km (0.08 R)
• M19: 28,919,213 km (0.039 R)
• M20: 29,131,044 km (0.119 R)
• M21: 29,772,819 km (0.106 R)
• M22: 29,880,679 km (0.101 R)
• M23: 31,084,493 km (0.076 R)
• M24: 32,320,321 km (0.118 R)
• M25: 32,434,165 km (0.03 R)
• M26: 38,735,526 km (0.101 R)
• M27: 40,429,124 km (0.109 R)
• M28: 41,630,095 km (0.112 R)
• M29: 41,765,033 km (0.083 R)
• M30: 45,948,687 km (0.105 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.65 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 306.5

Radius: 6.9

Gravity: 6.44 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 6.89 AU - 8.42 AU

Year: 13880 Days

Day: 16.3 Hours

Environment

Temp: -234 °C

Axial Tilt: 49.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 26,134,736 km

• M1: 86,019 km (0.098 R)
• M2: 557,551 km (0.09 R)
• M3: 1,022,501 km (0.07 R)
• M4: 2,849,690 km (0.111 R)
• M5: 3,938,164 km (0.045 R)
• M6: 5,743,361 km (0.12 R)
• M7: 8,385,858 km (0.06 R)
• M8: 9,342,686 km (0.055 R)
• M9: 12,532,861 km (0.114 R)
• M10: 17,010,325 km (0.086 R)
• M11: 20,792,458 km (0.11 R)
• M12: 29,148,696 km (0.095 R)
• M13: 30,276,963 km (0.113 R)
• M14: 43,204,463 km (0.079 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 55

Radius: 7.9

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 6.95 AU - 8.59 AU

Year: 14208 Days

Day: 16.1 Hours

Environment

Temp: -226 °C

Axial Tilt: 7.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 26,134,736 km

• M1: 120,576 km (0.08 R)
• M2: 449,242 km (0.091 R)
• M3: 943,364 km (0.07 R)
• M4: 2,784,166 km (0.032 R)
• M5: 3,333,340 km (0.099 R)
• M6: 6,184,077 km (0.105 R)
• M7: 8,990,533 km (0.11 R)
• M8: 9,299,303 km (0.066 R)
• M9: 11,527,713 km (0.117 R)
• M10: 11,846,356 km (0.101 R)
• M11: 13,329,170 km (0.066 R)
• M12: 19,978,496 km (0.08 R)
• M13: 24,980,600 km (0.075 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 231 - 14,675 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit