🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 0.51 AU - 0.63 AU

Year: 282 Days

Day: 25.9 Hours

Environment

Temp: -123 °C

Axial Tilt: 19.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 890

Radius: 14.3

Gravity: 4.35 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 0.77 AU - 1.11 AU

Year: 598 Days

Day: 8.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 26.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,795,542 km

• M1: 177,872 km (0.109 R)
• M2: 682,017 km (0.088 R)
• M3: 1,161,179 km (0.12 R)
• M4: 1,711,400 km (0.119 R)
• M5: 2,170,516 km (0.114 R)
• M6: 2,802,866 km (0.086 R)
• M7: 3,372,235 km (0.102 R)
• M8: 4,151,341 km (0.119 R)
• M9: 5,273,774 km (0.04 R)
• M10: 5,954,444 km (0.09 R)
• M11: 6,406,678 km (0.105 R)
• M12: 6,945,680 km (0.106 R)
• M13: 7,469,870 km (0.053 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.9

Radius: 10.6

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 2.1 AU - 2.28 AU

Year: 2126 Days

Day: 5.4 Hours

Environment

Temp: -192 °C

Axial Tilt: 11.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 64,795,542 km

• M1: 132,095 km (0.12 R)
• M2: 477,816 km (0.097 R)
• M3: 855,401 km (0.103 R)
• M4: 1,668,465 km (0.113 R)
• M5: 2,204,474 km (0.066 R)
• M6: 2,535,534 km (0.118 R)
• M7: 3,045,813 km (0.055 R)
• M8: 3,679,509 km (0.04 R)
• M9: 4,043,331 km (0.06 R)
• M10: 4,576,648 km (0.11 R)
• M11: 5,557,262 km (0.116 R)
• M12: 6,736,243 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.4

Radius: 12.6

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.232

Orbit Range: 1.94 AU - 3.12 AU

Year: 2640 Days

Day: 14.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 37.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 64,795,542 km

• M1: 157,527 km (0.111 R)
• M2: 617,390 km (0.06 R)
• M3: 1,383,332 km (0.05 R)
• M4: 1,934,300 km (0.108 R)
• M5: 2,483,923 km (0.117 R)
• M6: 3,378,518 km (0.095 R)
• M7: 3,960,155 km (0.101 R)
• M8: 4,520,548 km (0.07 R)
• M9: 5,447,756 km (0.091 R)
• M10: 6,838,119 km (0.063 R)
• M11: 7,772,657 km (0.052 R)
• M12: 9,172,444 km (0.086 R)
• M13: 11,130,530 km (0.114 R)
• M14: 14,762,767 km (0.07 R)
• M15: 16,011,311 km (0.105 R)
• M16: 16,477,607 km (0.109 R)
• M17: 16,952,880 km (0.086 R)
• M18: 18,321,550 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 9.2

Gravity: 3.92 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 2.81 AU - 4.37 AU

Year: 4462 Days

Day: 8.9 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,795,542 km

• M1: 114,442 km (0.027 R)
• M2: 436,078 km (0.112 R)
• M3: 879,037 km (0.082 R)
• M4: 1,222,215 km (0.099 R)
• M5: 1,599,800 km (0.044 R)
• M6: 2,028,547 km (0.1 R)
• M7: 2,399,550 km (0.057 R)
• M8: 5,351,864 km (0.059 R)
• M9: 7,551,551 km (0.116 R)
• M10: 7,941,702 km (0.109 R)
• M11: 9,905,324 km (0.077 R)
• M12: 10,815,328 km (0.092 R)
• M13: 11,395,767 km (0.11 R)
• M14: 12,528,971 km (0.114 R)
• M15: 13,640,035 km (0.118 R)
• M16: 14,515,631 km (0.108 R)
• M17: 18,395,153 km (0.032 R)
• M18: 18,687,766 km (0.1 R)
• M19: 21,206,097 km (0.04 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 39.9

Radius: 11.2

Gravity: 0.32 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 4.73 AU - 6.45 AU

Year: 8670 Days

Day: 8.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,795,542 km

• M1: 146,905 km (0.087 R)
• M2: 614,698 km (0.114 R)
• M3: 1,452,895 km (0.106 R)
• M4: 2,098,409 km (0.076 R)
• M5: 2,633,820 km (0.061 R)
• M6: 3,066,008 km (0.091 R)
• M7: 5,361,288 km (0.109 R)
• M8: 6,792,192 km (0.116 R)
• M9: 9,823,943 km (0.065 R)
• M10: 11,596,528 km (0.075 R)
• M11: 12,313,102 km (0.03 R)
• M12: 14,595,666 km (0.117 R)
• M13: 16,151,783 km (0.115 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 892.8

Radius: 8.8

Gravity: 11.53 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 5.55 AU - 6.09 AU

Year: 9211 Days

Day: 12.2 Hours

Environment

Temp: -227 °C

Axial Tilt: 46.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 64,795,542 km

• M1: 109,655 km (0.035 R)
• M2: 493,374 km (0.05 R)
• M3: 767,736 km (0.11 R)
• M4: 1,822,850 km (0.111 R)
• M5: 2,594,326 km (0.116 R)
• M6: 3,593,341 km (0.12 R)
• M7: 4,265,185 km (0.025 R)
• M8: 5,146,466 km (0.087 R)
• M9: 5,716,883 km (0.081 R)
• M10: 6,180,935 km (0.103 R)
• M11: 7,184,438 km (0.071 R)
• M12: 8,748,334 km (0.116 R)
• M13: 10,266,752 km (0.045 R)
• M14: 11,613,432 km (0.094 R)
• M15: 13,013,519 km (0.118 R)
• M16: 13,566,433 km (0.095 R)
• M17: 16,498,102 km (0.118 R)
• M18: 18,111,365 km (0.1 R)
• M19: 21,991,485 km (0.119 R)
• M20: 26,587,880 km (0.078 R)
• M21: 27,981,235 km (0.094 R)
• M22: 28,490,466 km (0.032 R)
• M23: 29,632,496 km (0.062 R)
• M24: 30,267,988 km (0.098 R)
• M25: 31,347,635 km (0.043 R)
• M26: 33,128,000 km (0.116 R)
• M27: 34,857,351 km (0.078 R)
• M28: 36,043,213 km (0.099 R)
• M29: 42,915,291 km (0.055 R)
• M30: 44,139,450 km (0.085 R)
• M31: 44,829,545 km (0.088 R)
• M32: 46,943,064 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.1 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 287.5

Radius: 4.7

Gravity: 13.01 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 10.86 AU - 11.34 AU

Year: 24260 Days

Day: 16.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 27.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 64,795,542 km

• M1: 62,981 km (0.072 R)
• M2: 338,839 km (0.077 R)
• M3: 488,587 km (0.089 R)
• M4: 1,249,591 km (0.097 R)
• M5: 1,494,782 km (0.069 R)
• M6: 2,580,563 km (0.118 R)
• M7: 2,786,709 km (0.12 R)
• M8: 3,311,050 km (0.085 R)
• M9: 3,839,878 km (0.066 R)
• M10: 5,098,595 km (0.081 R)
• M11: 6,196,793 km (0.039 R)
• M12: 7,262,677 km (0.117 R)
• M13: 8,595,445 km (0.106 R)
• M14: 9,108,566 km (0.119 R)
• M15: 9,426,162 km (0.118 R)
• M16: 10,423,082 km (0.041 R)
• M17: 11,734,607 km (0.12 R)
• M18: 11,984,285 km (0.092 R)
• M19: 13,085,475 km (0.03 R)
• M20: 15,190,467 km (0.105 R)
• M21: 15,338,270 km (0.045 R)
• M22: 15,787,662 km (0.12 R)
• M23: 17,188,496 km (0.032 R)
• M24: 19,268,655 km (0.119 R)
• M25: 19,703,835 km (0.119 R)
• M26: 21,140,722 km (0.119 R)
• M27: 23,721,585 km (0.106 R)
• M28: 29,040,986 km (0.073 R)
• M29: 30,779,612 km (0.089 R)
• M30: 33,328,311 km (0.068 R)
• M31: 34,462,413 km (0.045 R)
• M32: 35,883,144 km (0.116 R)
• M33: 41,234,858 km (0.092 R)
• M34: 43,874,812 km (0.093 R)
• M35: 55,387,265 km (0.07 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 236 - 15,136 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit