🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.53 AU - 0.71 AU

Year: 320 Days

Day: 40.5 Hours

Environment

Temp: -137 °C

Axial Tilt: 11.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.9

Radius: 13.3

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 0.81 AU - 0.83 AU

Year: 487 Days

Day: 5.4 Hours

Environment

Temp: -145 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 57,412,973 km

• M1: 165,455 km (0.039 R)
• M2: 590,612 km (0.072 R)
• M3: 1,124,378 km (0.094 R)
• M4: 1,586,934 km (0.074 R)
• M5: 2,098,559 km (0.102 R)
• M6: 2,720,138 km (0.119 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 279.7

Radius: 9.6

Gravity: 3.03 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 0.66 AU - 1 AU

Year: 496 Days

Day: 8.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 57,412,973 km

• M1: 119,529 km (0.052 R)
• M2: 451,636 km (0.075 R)
• M3: 840,291 km (0.1 R)
• M4: 1,267,842 km (0.116 R)
• M5: 2,008,800 km (0.113 R)
• M6: 2,805,858 km (0.106 R)
• M7: 3,309,703 km (0.107 R)
• M8: 3,658,865 km (0.09 R)
• M9: 4,145,806 km (0.062 R)
• M10: 4,512,021 km (0.078 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 20.5

Radius: 13.3

Gravity: 0.12 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 1.06 AU - 1.72 AU

Year: 1075 Days

Day: 5.4 Hours

Environment

Temp: -175 °C

Axial Tilt: 7.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 57,412,973 km

• M1: 165,455 km (0.116 R)
• M2: 976,874 km (0.07 R)
• M3: 1,435,691 km (0.104 R)
• M4: 2,027,949 km (0.084 R)
• M5: 3,085,306 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 608.2

Radius: 11.6

Gravity: 4.52 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 1.26 AU - 2.04 AU

Year: 1390 Days

Day: 11.5 Hours

Environment

Temp: -177 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 57,412,973 km

• M1: 144,811 km (0.066 R)
• M2: 612,005 km (0.106 R)
• M3: 1,011,431 km (0.086 R)
• M4: 1,581,997 km (0.074 R)
• M5: 3,085,007 km (0.115 R)
• M6: 3,641,511 km (0.112 R)
• M7: 4,228,982 km (0.111 R)
• M8: 4,629,905 km (0.08 R)
• M9: 5,508,642 km (0.042 R)
• M10: 6,638,555 km (0.114 R)
• M11: 7,031,100 km (0.076 R)
• M12: 7,517,293 km (0.118 R)
• M13: 8,557,447 km (0.088 R)
• M14: 8,993,525 km (0.095 R)
• M15: 9,567,233 km (0.118 R)
• M16: 10,261,816 km (0.1 R)
• M17: 10,922,141 km (0.105 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 130

Radius: 12.4

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 2.43 AU - 2.43 AU

Year: 2485 Days

Day: 12 Hours

Environment

Temp: -198 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 57,412,973 km

• M1: 155,283 km (0.096 R)
• M2: 587,321 km (0.072 R)
• M3: 1,192,145 km (0.106 R)
• M4: 1,707,360 km (0.068 R)
• M5: 2,100,354 km (0.112 R)
• M6: 3,619,221 km (0.084 R)
• M7: 4,244,391 km (0.098 R)
• M8: 5,287,088 km (0.083 R)
• M9: 6,203,076 km (0.065 R)
• M10: 6,862,802 km (0.115 R)
• M11: 7,644,601 km (0.118 R)
• M12: 8,457,815 km (0.079 R)
• M13: 9,240,960 km (0.109 R)
• M14: 10,474,394 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 115.2

Radius: 11.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 3.32 AU - 4.08 AU

Year: 4669 Days

Day: 15 Hours

Environment

Temp: -216 °C

Axial Tilt: 116.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 57,412,973 km

• M1: 145,559 km (0.109 R)
• M2: 518,506 km (0.113 R)
• M3: 1,038,808 km (0.095 R)
• M4: 3,604,860 km (0.038 R)
• M5: 5,464,960 km (0.079 R)
• M6: 6,258,128 km (0.085 R)
• M7: 7,661,655 km (0.105 R)
• M8: 8,749,680 km (0.109 R)
• M9: 9,265,195 km (0.109 R)
• M10: 10,181,033 km (0.108 R)
• M11: 10,860,955 km (0.055 R)
• M12: 13,375,994 km (0.103 R)
• M13: 15,361,906 km (0.097 R)

Asteroid Belt

Center: 4.82 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 492.6

Radius: 4

Gravity: 30.79 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 5.75 AU - 6.11 AU

Year: 9473 Days

Day: 19.8 Hours

Environment

Temp: -225 °C

Axial Tilt: 25 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 57,412,973 km

• M1: 49,966 km (0.11 R)
• M2: 178,470 km (0.112 R)
• M3: 311,762 km (0.12 R)
• M4: 711,787 km (0.06 R)
• M5: 1,177,934 km (0.089 R)
• M6: 1,418,188 km (0.093 R)
• M7: 1,675,795 km (0.103 R)
• M8: 2,466,270 km (0.119 R)
• M9: 2,717,445 km (0.09 R)
• M10: 2,859,563 km (0.03 R)
• M11: 3,158,909 km (0.105 R)
• M12: 3,502,385 km (0.113 R)
• M13: 4,455,773 km (0.118 R)
• M14: 4,625,117 km (0.089 R)
• M15: 5,346,329 km (0.087 R)
• M16: 5,900,589 km (0.063 R)
• M17: 8,247,779 km (0.107 R)
• M18: 9,256,817 km (0.116 R)
• M19: 9,626,324 km (0.12 R)
• M20: 10,394,658 km (0.092 R)
• M21: 11,464,134 km (0.056 R)
• M22: 13,115,993 km (0.071 R)
• M23: 13,347,571 km (0.11 R)
• M24: 13,818,954 km (0.11 R)
• M25: 14,058,759 km (0.115 R)
• M26: 16,746,883 km (0.039 R)
• M27: 16,882,718 km (0.107 R)
• M28: 18,068,132 km (0.081 R)
• M29: 18,282,805 km (0.119 R)
• M30: 20,525,277 km (0.107 R)
• M31: 20,681,008 km (0.084 R)
• M32: 21,152,840 km (0.08 R)
• M33: 23,791,297 km (0.094 R)
• M34: 29,314,152 km (0.115 R)
• M35: 30,009,333 km (0.077 R)
• M36: 30,310,623 km (0.093 R)
• M37: 34,412,746 km (0.084 R)
• M38: 39,829,236 km (0.109 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 526.3

Radius: 3.4

Gravity: 45.53 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 6.71 AU - 9.37 AU

Year: 14955 Days

Day: 23.8 Hours

Environment

Temp: -229 °C

Axial Tilt: 11.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 57,412,973 km

• M1: 44,730 km (0.098 R)
• M2: 217,216 km (0.058 R)
• M3: 636,689 km (0.104 R)
• M4: 1,146,668 km (0.095 R)
• M5: 1,734,887 km (0.077 R)
• M6: 1,957,638 km (0.087 R)
• M7: 2,277,328 km (0.053 R)
• M8: 2,995,697 km (0.089 R)
• M9: 4,415,381 km (0.053 R)
• M10: 4,830,066 km (0.101 R)
• M11: 5,663,027 km (0.096 R)
• M12: 7,256,694 km (0.082 R)
• M13: 8,583,477 km (0.097 R)
• M14: 11,469,220 km (0.067 R)
• M15: 14,593,571 km (0.091 R)
• M16: 21,100,929 km (0.072 R)
• M17: 28,543,573 km (0.063 R)
• M18: 31,328,786 km (0.057 R)
• M19: 38,213,280 km (0.116 R)
• M20: 45,595,935 km (0.106 R)
• M21: 49,854,388 km (0.094 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 193 - 11,423 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit